Principal Software Engineer, NFTs



We’re looking for a Principal Software Engineer to lead our engineering efforts on a stealth project team focused on NFTs and crypto. This leader will serve as the Technical founder and leader of this new initiative and will come in at the ground floor, partnering hand-in-hand with the Product founder. We are looking for someone who is passionate about building Web3, and has proven experience leading NFT projects and deploying crypto products. You’ll use these skills to play a lead role in shaping the future of Collectors, and will be at the forefront of innovation and emerging technologies. We seek a Principal Engineer who is ambitious, quick to learn, comfortable with ambiguity and outcomes driven. We value people who can quickly obtain a deep technical understanding of new domains, and enjoy working highly independently to solve our most important problems.

This role can be remote or based in any of our offices.

What You’ll Do:

  • Serve as a technical co-founder of a new NFT initiative, developing technical strategy and its architecture
  • Be able to serve as a full-stack blockchain developer (solidity, javascript)
  • Build frontend and backend software in Web3 environments (e.g. ether.js, web3.js, Foundry, React, Node.js)
  • Collaboratively partner with product, data science, UX, and other teams within the organization to identify the highest impact technology opportunities to impact the product and user experience.
  • Partner with other leaders from architecture, engineering management, and product management on project requirements.
  • Help to set a high-bar on code quality by writing thorough tests, conducting code reviews, and creating robust documentation.
  • Mentor junior engineers as they develop their software development skills.
  • Stay on the bleeding edge of the latest NFT/Blockchain trends, best practices, and technologies

Who You Are:

  • 6+ years of software engineering experience with recent experience experience working on dApps or other crypto projects
  • Experience with Ethereum smart contracts (Solidity or Vyper), NFT standards (ERC-721, ERC-1155 and ERC-988), DAOs (governance contracts), dapp development (frontend and backend), and other Web3 related software
  • Proficient in increasing security, scalability and efficiency of smart contracts and the architecture of web3 systems
  • Working experience with design and engineering teams to plan, develop, test, deploy and maintain software. 
  • Fluent in high-level languages like .NET tech stack (C#, .NET and/or .NET Core, SQL), Java, Typescript etc. and are not afraid to take on other new technologies
  • Excellent communication and leadership skills; able to inspire and provide technical direction to the company
  • Strong exposure to collaborative engineering methodologies (agile, code reviews, linting, continuous integration, cloud deployments)
  • Experience with generative art is a bonus
  • Candidates must be authorized to work in the United States. 

Reasons To Join Us: 

  • Health Insurance: All full-time employees are eligible to enroll in Medical, Dental, and Vision 
    401(K) Matching Plan: We are proud to offer a competitive 401k matching plan to our employees to support their future financial goals
  • Vacation: All full-time employees are eligible for paid vacation
  • Holiday Pay: All regular, full-time employees are eligible for nine company paid holidays
  • Employee Discounts: Employees receive discounts on select grading services for approved submissions
  • Flexible Hours: Many of our teams offer flexible schedules with varying shifts and will work with you to accommodate your needs
  • Fun Working Environment: Our team members are invited to participate in celebrations, holiday events, and team building activities
  • We are aware that there are instances where individuals are receiving job offers that fraudulently allege to be from Collectors or one of our business units. This type of fraud can be carried out through false websites, through fake e-mails claiming to be from the company or through social media. We never ask for personal information such as your bank account, Social Security numbers or National IDs, nor do we send or request payments for the purchase of business-related equipment. If you suspect fraud, please reach out to

About Collectors 

Collectors is the leading provider of value-added services to the collectible’s markets. We authenticate and grade collectible coins, trading cards, video games, event tickets, autographs, and memorabilia through our subsidiaries, which include Professional Sports Authenticators (PSA), Professional Coin Grading Services (PCGS), Certified Coin Exchange (CCE), Wata, Card Ladder, Collectors Corner, Set Registry,, and the Long Beach Expo collectibles trade show. Since our founding in 1986, we have graded and authenticated more than 80 million items. We employ over 1,000 people across our Santa Ana, CA headquarters, New Jersey, Seattle, Hong Kong, Paris, Shanghai and Tokyo. For more information, visit

We are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, veteran status, or other class protected by applicable law. We believe that a team that represents a variety of backgrounds, perspectives, and skills will better service the diverse community of collectors we support.

If you require an accommodation to apply or interview with us due to a disability or special need, please email