Lead Security Auditor (Solidity)

What is Polygon? is the leading platform for Ethereum scaling and infrastructure development. Its growing suite of products offers developers easy access to all major scaling and infrastructure solutions: L2 solutions (ZK Rollups and Optimistic Rollups), sidechains, hybrid solutions, stand-alone and enterprise chains, data availability solutions, and more. Polygon’s scaling solutions have seen widespread adoption with 37,000+ applications hosted, 1B+ total transactions processed, 140M+ unique user addresses, and $5B+ in assets secured.Polygon's Security Team's Vision is: to become the most trusted organization in web3 & blockchainPolygon is looking for a Lead Security Auditor with verifiable experience in leading and performing smart contract audits, mostly in Solidity. This person will be working to discover and solve the most complex and challenging security activities in the blockchain space together with the most active and professional team!

Responsabilities

    • Lead and preform security assessments on Polygon's Smart Contracts
    • Work closely with development teams during SDLC
    • Work closely with external security vendors
    • Drive security awareness and training programs for smart contract developers
    • Mentor colleagues

Requirements

    • Fluency developing & testing in Solidity (+3 years)
    • Solid understanding of the Ethereum Virtual Machine
    • High level understanding of common smart contract vulnerabilities
    • High level experience using testing and security analysis tools (Truffle, Foundry, Slither, Echidna, etc)
    • High level experience in Code Reviews
    • Great written and verbal communication skills
    • Experience mentoring or training others

BenefitsWork from anywhere (Remote first)Flexible working hoursFlexible vacation policyCompetitive SalaryPolygon is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.Learn More about Polygon |  |  | | | | | | | |

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IT Support Engineer – MDM, Desktop, SaaS

What is Polygon? is the leading platform for Ethereum scaling and infrastructure development. Its growing suite of products offers developers easy access to all major scaling and infrastructure solutions: L2 solutions (ZK Rollups and Optimistic Rollups), sidechains, hybrid solutions, stand-alone and enterprise chains, data availability solutions, and more. Polygon’s scaling solutions have seen widespread adoption with 37,000+ applications hosted, 1B+ total transactions processed, 140M+ unique user addresses, and $5B+ in assets secured.We operate a large suite of SaaS apps to empower our people. We are looking for an IT Support Engineer who is passionate about providing exceptional support & guidance.The MIS team is responsible for the management and integration of our SaaS suite, IT support, device management and IT project delivery. We’re the backbone of the Polygon IT ecosystem supporting multiple teams & departments globally.What you'll doYou’ll help our distributed team work effectively, providing IT support & guidance in desktop support, SaaS apps (including Okta, Google Workspace, Slack) and managing security and compliance of our end user devices using our MDM. You will also be involved in projects, coordinating with the Solutions Engineers and other key stakeholders from various teams across the organisation.

The Role

    • Providing IT support to the Polygon team, including: help using SaaS tools (including Google Workspace, Slack, 1Password, Okta, Jira), Windows/Mac support, making sure users have access to what they need.
    • Responding to requests logged in ticketing system and escalating when needed
    • Initially onboarding devices into our newly created MDM system then maintaining it going forward
    • Asking for more information on the issue when required
    • Contribute to the development of end-user training plans and documentation
    • Monitor alerts from SaaS tools, MDM & other systems to detect service issues
    • Maintaining the knowledge base
    • Flagging recurring issues for further investigation
    • Suggesting or implementing automations to improve efficiency
    • Follow best practice policies and procedures for user, device & SaaS app management
    • Contribute to the development of end-user training plans and documentation

What you'll need to succeed

    • Experience in an IT service desk for medium to large organisation – preferably remote
    • Experience supporting SaaS applications including Google Workspace, Okta, Slack, 
    • Experience using SSO/SAML preferable with Okta
    • You've managed virtual meeting software and remote conference sessions with global attendees, and meetings sizes 200+
    • Experience with supporting Windows, MacOS & Linux
    • High aptitude for understanding and learning new software packages
    • Significant experience using MDM software to standardize tools deployment across org teams and devices
    • ITIL certification is a plus
    • Experience with scripting or automations for recurring processes is a plus

BenefitsWork from anywhere (Remote first)Flexible working hoursFlexible vacation policyCompetitive SalaryPolygon is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.Learn More about Polygon |  |  | | | | | | | |

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Senior Director Business Development – Games

What is Polygon? is the leading platform for Ethereum scaling and infrastructure development. Its growing suite of products offers developers easy access to all major scaling and infrastructure solutions: L2 solutions (ZK Rollups and Optimistic Rollups), sidechains, hybrid solutions, stand-alone and enterprise chains, data availability solutions, and more. Polygon’s scaling solutions have seen widespread adoption with 37,000+ applications hosted, 1B+ total transactions processed, 140M+ unique user addresses, and $5B+ in assets secured.The RoleThis role is designed to be a Sr. Director of Business Development and Partnership creation role for both existing and new businesses in the gaming industry.The ideal candidate will  have business development, partnership and strategy experience in AAA and Indie gaming. They would be able to leverage their industry connections to grow the gaming vertical for Polygon.You will work with the team to lead Business growth for the AAA and Indie gaming industry at Polygon Studios. The activities include but are not limited to identifying and evaluating new business opportunities, reaching out, forging partnerships and integrating/onboarding game creators, publishers developers and ecosystem partners such as streaming and engagement platforms to the Polygon Studios Ecosystem.This person will also be responsible for driving the gaming strategy for Polygon in partnership with the Vice President of Business Development, including managing a team, delivering on aggressive growth targets, and bring a do what it takes mentality.You will work closely with the PS gaming team to grow adoption and deploy resources in the gaming vertical. You will also own driving internal product strategy and how that relates to gaming customers, define targeting strategies, and build annual operating plans.Expectations:Polygon Studios is committed to providing you with the required tools to succeed in your role. This is a Senior and will report to the Vice President of Business Development.

What you need to succeed:

    • Understand industry best practices and trends within the gaming industry and advise how game studios can interact and join the web3 Polygon ecosystem.
    • Build and manage a world-class BD organization
    • Be willing to jump in the weeds with the team
    • Drive executive reviews on gaming
    • Preferable: Pre-existing knowledge about NFTs and Web3 gaming and concepts
    • Have industry knowledge of gaming revenue points and lead discussions of moving to a web3 revenue generation business model of Play 2 Earn and Marketplaces.
    • Build industry connections to be able to know and win new projects that are looking to build on scaling blockchains and win them over to Polygon through industry knowledge of Polygon being the premium scaling solution.
    • Grow relationships with AAA and leading Indie Gaming houses in the industry and discuss how they could shift business models to web3, including identifying the kind of tools required for Web3 onboarding, integrations with popular gaming engines, turnkey service providers etc
    • Account and project management to coordinate project onboarding to Polygon and engagement of different Polygon internal business units.
    • Be able to hold advanced negotiations with high-level gaming studios and enterprise clients to allocate Polygon Studios resources to be able to win projects.
    • Leverage your industry connections to engage and advise on web3 industry trends and knowledge to move to web3.
    • Build a pipeline of projects from both inbound and outbound lead generation.
    • 30% Travel – with attending industry events and forging new partnerships
    • #li-remote

BenefitsWork from anywhere (Remote first)Flexible working hoursFlexible vacation policyCompetitive SalaryPolygon is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.Learn More about Polygon |  |  | | | | | | | |

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Senior Blockchain Engineer – Polygon Avail

What is Polygon? is the leading platform for Ethereum scaling and infrastructure development. Its growing suite of products offers developers easy access to all major scaling and infrastructure solutions: L2 solutions (ZK Rollups and Optimistic Rollups), sidechains, hybrid solutions, stand-alone and enterprise chains, data availability solutions, and more. Polygon’s scaling solutions have seen widespread adoption with 37,000+ applications hosted, 1B+ total transactions processed, 140M+ unique user addresses, and $5B+ in assets secured.

Responsibilities

    • Design, Implement and launch new versions of blockchain nodes and maintain them
    • Work with the Research team to find optimized solutions and implement them
    • Work on networking protocol, consensus systems, systems throughput optimizations, and scalability
    • Building and evolving blockchain-based systems, proactively addressing security aspects of systems that are always online and always under attack
    • Lead the team of smart blockchain engineers and guide them whenever required
    • Coach and mentor other engineers in a constant learning culture

Requirements

    • 4+ years of experience working with backend systems, of which at least 2 years in Rust
    • 2+ years of experience working with Rust, Substrate projects, or fork of it.
    • Good understanding of Substrate architecture, runtime, pallets and other concepts
    • Good understanding of networking protocols and distributed network
    • Good understanding of blockchain-related cryptography like a public key, BLS signatures, etc
    • Understanding of blockchain bridges, their fundamentals and architectures
    • Bonus: Experience working with low-level database programming & systems optimization
    • Bonus: Experience working with consensus protocols

BenefitsWork from anywhere (Remote first)Flexible working hoursFlexible vacation policyCompetitive SalaryPolygon is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.Learn More about Polygon |  |  | | | | | | | |

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Computer Science Ph.D. Internships

Computer Science Ph.D. InternshipsRemote

About Brave

Brave is on a mission to protect the human right to privacy online. We’ve built a free web browser that blocks creepy ads and trackers by default, a private search engine with a truly independent index, a browser-native crypto wallet, and a private ad network (opt-in!) that directly rewards you for your attention. And we’re just getting started. Already 50 million people have switched to Brave for a faster, more private web. Millions more switch every month.

The internet is a sea of ads, hackers, and echo chambers. Big Tech makes huge profits off our data, and tells us what’s true and what’s not. Brave is fighting back. Join us!

Summary

Brave is proud to offer summer internships for Ph.D.-level students that involve working on ground-breaking technologies that make the web faster, safer, and more private for millions of people worldwide. Brave’s mission is also to change the way advertising is done on the web.

You should be ready to tackle hard problems that involve building software that will be shipped to millions of people worldwide. Brave is delving into challenges that are deeply connected to cutting-edge academic research. To address many of these complex issues, we are in touch with several academic groups worldwide and we are excited to offer research internships for students who are currently enrolled in a Ph.D. program.

You will be part of Brave, will be paired with a mentor, and will be working alongside a larger Brave team. We offer internships in both the US and Europe. Most internships start in June 2023 and last three months, although there is some amount of flexibility for exceptional candidates.

Interest Areas for Internships:

  • Machine learning/Federated Learning
  • Natural Language Processing
  • Performance evaluations
  • Private Recommendation Systems
  • Privacy-preserving analytics
  • Human-Computer Interaction
  • Phishing and spam detection
  • Internet/web measurements
  • Cryptography/PIR schemes
  • Anti-Fraud and Reputation Systems

Working at Brave

  • Industry-leader in privacy, with a research and engineering team that’s innovating everyday to keep people safer online and beat Big Tech
  • Highly competitive salaries & benefits, and generous home-office stipends
  • Fully remote team (no office, no commute)
  • Welcoming, humble, ridiculously smart teammates, and a truly flat org structure
  • Opportunity to get in early at a hyper-growth company, and revolutionize the web
  • Oh, and did we mention Brendan, our CEO & co-founder, invented JavaScript?

The salary for this role is $8,000/month for candidates in the United States and Europe.

Check us out

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Sales & Marketing Assistant for Public Sector

End-of-study Internship – 6 months (January to June 2023)We're making the world of digital assets accessible and secure for everyone. Join the mission !  Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 15% of the world’s crypto assets are secured through our Ledger devices. Headquartered in Paris and Vierzon, with offices in the UK, US, Switzerland and Singapore, Ledger has a team of more than 700 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets, including the famous Ledger hardware wallets line with more than 5 millions units already sold in 180 countries.  At Ledger, we embody the values that make us unique : Pragmatism, Audacity, Commitment, Trust and Transparency. Have a look at our Origins video . The Ledger Enterprise EMEA Sales team is looking for a Sales & Marketing Assistant dedicated to the French public sector. Your mission is to define the Web3 narrative (cryptocurrency, NFT, tokenization…) and the specific approach to educate French administration and public companies on the opportunity and the challenges brought by this sector, especially on the subject of sovereignty. You will also have to build a prospecting list and identify potential clients for Ledger. To synthesize, your role will be to make web3 evolution scenarios understandable for the public sector administrators and workers, and perform copywriting and market mapping work.You will report directly to the Head of Sales EMEA and work with different stakeholders: Sales, Marketing, Cyber ​​Security and Strategy teams. You will also participate in client meetings in France (mainly in Paris).What we’re looking for:- Preparing a Diploma in business or communication & journalism school- Writing ability- French native and fluent in English (for written translation from English to French)- Deep interest in the Tech ecosystem- Knowledge and interest about Web3, NFT, cryptocurrencies (no in-depth technical knowledge required)- Curious and action oriented- Previous experience or a demonstrated interest in the public sector would be nice to have, but is not mandatoryWhat’s in it for you? Tech/Web3 environment: Work and learn every day with best professionals & web3 enthusiasts !Flexibility: Partial remote work possibleSocial: Frequent social events, snacks and drinksHigh tech: Access to high performance office equipment and gadgets, including Apple products. Transport: Ledger reimburses part of your preferred means of transportationLunch vouchers with Swile  Ledger guarantees fairness for all during the recruitment process, regardless of gender, ethnic origin, religion, sexual orientation, social status, disability or age.#LI-RDP #LI-Hybrid

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Full Stack Engineer – Remote (EU)

Total Compensation Value:150k EUR – 200k EUR (Salary + equity)NOTE: Actual offer will vary based on applicant location / cost of living, skillsets, and level of relevant experienceAbout the company:Time zones:Eastern (UTC -05:00) and Central European UTC (+1:00)Tessera provides ownership of the world’s most sought after NFTs! Working at Tessera, you will be building on the cutting edge of art, finance, and blockchain technology to help shape the future of digital collecting experiences.You will get to work, learn and grow with an experienced team supported by incredible partnerships and committed investments from developers, collectors, investors, and thought leaders deeply passionate about the decentralization ecosystem.You can read more from our medium posts here: About the role:We are looking for an exceptional full stack engineer to join our team and work closely with our CTO and web stack developers to build a scalable backend infrastructure including database schema decisions and API development as we build our product foundation for rapid growth and continued innovation in this exciting space!This role will also have the opportunity to work on confidential / special projects and continue innovating in this exciting space! Experience with blockchain, NFTs, and Web3 is required.Our Tech StackFrontend: HTML, CSS, JS, React.jsBackend: Redis, MySQL, Node.jsInfrastructure: AWS (S3), CloudfrontAutomated testing: CypressWeb3: Solidity / EthereumIntegrations: Various APIs, browser-based crypto wallets (e.g., MetaMask) etc.

What to expect

    • Make a HUGE impact helping to bring ideas to reality as a core member of a lean, passionate, and friendly team
    • An entry-point to learn highly valuable, and complex concepts related to art, finance, and technology in a full-time role in an industry growing exponentially, on a team with some of the leading NFT influencers
    • Work within a dynamic team, who challenges the status quo and champions agile working plus continuous improvement

What we’re looking for

    • Minimum 4 years of professional experience in software development
    • Demonstrated interest and significant experience tinkering in a personal capacity with Web3 areas
    • Passion for writing concise, performant, and extensible code to create reliable and scalable products
    • Extensive experience with Git & Github
    • Strong knowledge of Node.js
    • Experience in working with Express js
    • Strong expertise in JavaScript/ES6
    • Good understanding of the HTTP stack
    • Experience designing, building, extending, and implementing APIs
    • Familiarity with cloud services, job queues, message brokers, container technologies and microservice architectures
    • Demonstrated ability to take ownership over areas of code
    • Experience profiling and optimizing the performance of the code you write
    • Strong problem solving and troubleshooting skills
    • Someone who advocates for and understands how to incrementally refactor code to continually improve a codebase while ensuring that the systems are designed to scale.
    • Strong coding practices including peer code reviews, unit testing, and a preference for agile development
    • Strong technical and non-technical communication abilities, both verbal and written

Bonus points for

    • BS/MS in Computer Science, Computer Engineering, or a related technical field
    • Previous experience in a start-up environment
    • Familiar with blockchain and working with NFT metadata
    • Experience using CI/CD | Continuous Integration / Continuous Deployment systems
    • Previous experience in a highly scaled, major tech company
    • DevOps / DevSecOps experience
    • Experience working with and building structures to extract, transform, and load blockchain transaction data
    • Understanding of various DeFi and NFT platforms
    • Experience with writing ETL processes

What we're offering

    • Competitive salary (and equity) in an exciting space driving disruptive innovation
    • The opportunity to accelerate our growing organization
    • A remote work environment with competitive benefits and holidays
    • Crypto native colleagues that want to change the world!
    • 7 additional company holidays, including all-company week-long winter break
    • Medical, Dental, and Vision Insurance for US-based employees
    • Agile working environment with flexible working hours and location, career advancement, and competitive compensation package
    • We arrange social activities to help our employees become familiar with each other and our culture

If you’re convinced you are the right fit and you can’t wait to join our team, we look forward to hearing from you!I am an experienced engineer but I've only developed in Web3, crypto, or DeFi in my personal time before… should I apply?Yes! This is a new and growing space. If you are passionate about Web3 from your own personal tinkering learning new things, and are now excited to dive into a new, expanding field, come grow with us!Once you've applied, please be patient 🙂 we are still establishing our operations so it may take us up to 1-2 weeks to get back to you!Don’t meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they meet every single qualification. At Tessera we are dedicated to building a diverse, inclusive and authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every qualification in the job description, we encourage you to apply anyways. You may be just the right candidate for this or other roles.

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Head of Brand & Growth

NEAR Foundation is hiring for a Head of Brand & Growth. This person will lead the evolution of the NEAR brand & messaging, designed to unite the ecosystem around a common direction, working closely with CMO. This person will lead a team in developing best-in-class marketing strategies across a variety of channels aligned to NF goals, as well as empowering the ecosystem to pick up this activity over time. The Head of Brand & Growth will lead growth channels for NEAR Foundation, ensuring we keep to budget whilst meeting our overall goals. 

You will: 

  • Be instrumental in architecting NEAR’s global brand and marketing strategies
  • Lead a team of marketing managers and digital managers to plan & execute best-in-class marketing strategies to best meet NEAR Foundations goals
  • Support in amplifying key milestones from across the NEAR ecosystem, including our partnerships, regional hubs, projects, funds and community members
  • Develop a brand voice and maintain brand integrity across all key channels, such as website, social, content and storytelling, and experiences.
  • Help maximize the impact of announcements, launches, and big moments. You’ll be part of shaping and executing our strategy for big news, ecosystem successes and community growth.
  • Lead relationships with key agencies, such as creative & media agencies
  • Work closely with the CMO on setting overall Marketing strategy and OKRs

You have:

  • 5+ years of experience in leading & developing best in class marketing strategies across a variety of channels 
  • 3+ years of experience in leading high performing marketing teams (agency or client)
  • Web3 experience preferable
  • Strong communicator
  • Ability to support change management in complex, fast-changing organizations

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People Team Administrator (Remote – Work from Anywhere)

POSITION OVERVIEW

The People Team Administrator plays a critical role in supporting Xapo People Team programs and day-to-day processes. The People Team is responsible for cultivating a culture of execution, high performance, and enrichment at Xapo. The ideal candidate for this role will be an enthusiastic, detail-oriented, self-organized, process driven and collaborative person with previous experience in HR administrative roles.

RESPONSIBILITIES

  • You will ensure compliance and data integrity on employee records including maintenance, entry and data governance, update our HRIS system and other people related systems.
  • Ensure a positive onboarding experience for new Xapiens by ensuring all aspects of onboarding are completed accurately and timely including communication with new team members.
  • Conduct regular audits of people data, contracts, documents and onboarding tasks completion.
  • Process the requests for verifications of employment, employment certificates, travel letters and reference letters. 
  • You will process employee contractual changes from promotions, salary changes and leavers, including updating the HRIS system.
  • Coordinate the collection of monthly payroll information ensuring this is accurate and provided to the Finance Team with agreed deadlines.
  • Provide administrative support during annual performance review cycles. 
  • Support Senior People Operations Specialist by providing ad-hoc and regular reports on people data and ensuring the accuracy and compliance of the information provided.
  • Providing general administrative support across the people function, and own a number of exciting projects such as employee engagement and learning and development.
  • Collaboration with Talent Team, Accounts Payable Team, Finance Team and Legal Team in terms of coordination of people activities.
  • Identify and execute continuous improvement of our current programs and processes to enhance Xapien’s experience. 

REQUIREMENTS

  • Experience in HR Operations and a desire to develop a career in HR
  • GMT+/- 3 time-zone required
  • Previous experience in Google Workspace, especially Google Sheets (can maintain complex spreadsheets) and Google Slides
  • Previous experience with an HRIS system and have a keen eye for data governance
  • Experience working with highly confidential information
  • Excellent communication and interpersonal skills
  • Professional proficiency in written and spoken English language
  • Knowledge of Bitcoin and Digital Banking will get you extra points
  • Experience working in a remote, globally distributed team in a fast-paced environment strongly preferred

OTHER REQUIREMENTS

  • Alignment with Our Values and Culture Principles.

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Binance Accelerator Programme – Technology Intern

Binance is the global blockchain company behind the world’s largest digital asset exchange by trading volume and users, serving a greater mission to accelerate cryptocurrency adoption and increase the freedom of money.Are you looking to be a part of the most influential company in the blockchain industry and contribute to the crypto-currency revolution that is changing the world?We are looking for technology interns to join our team responsible for engineering the next-generation products for our internal and external customers. We offer a variety of positions within the program: Software Engineer, Data Science Engineer, Data Analyst, and QA Engineer.

Requirements

    • Currently pursuing or recently graduated from a computer science-related degree program
    • Programming knowledge in at least one of the following areas: Java, C#, C++, C, Python, Kotlin, JavaScript, Scala, Go
    • Excellent quantitative and interpersonal skills
    • A curious learner with the ability to pick up new skills quickly
    • Able to commit to a minimum of 3 months work period

Working at Binance• Do something meaningful; Be a part of the future of finance technology and the no.1 company in the industry• Fast moving, challenging and unique business problems• International work environment and flat organisation• Great career development opportunities in a growing company• Possibility for relocation and international transfers mid-career• Competitive salary• Flexible working hours, Casual work attireBy submitting a job application, you confirm that you have read and agree to our .

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