Phantom is revolutionizing the way millions of people interact with the crypto ecosystem. Our self-custodial wallet offers a seamless, unified experience for managing accounts and tokens across Solana, Bitcoin, Ethereum, and Polygon, empowering users with a single, convenient solution. By integrating cutting-edge security features and launching innovative tools for an enhanced personalized user experience, Phantom is able to provide a next-generation, safe and easy to use self-custodial wallet for everyone. This strategy has allowed Phantom to achieve significant milestones including surpassing 15 million MAU’s, reaching #1 in the Google play store finance category, and consistently trending as a Top 50 app across all categories, right next to X, PayPal, Coinbase, and ChatGPT.

Responsibilities

We’re looking for a Solana Blockchain Engineer to lead the development of cutting-edge on-chain trading infrastructure at Phantom. This is a unique opportunity to build novel exchange mechanisms—RFQ systems, AMMs, and intent-based protocols—on Solana, while leveraging Phantom’s massive distribution and daily engagement across millions of users. You’ll be joining a deeply crypto-native team with over a decade of experience in the space, including contributions to the adoption of proof-of-stake, innovative stables-to-stables AMM designs, and early RFQ-based trading systems. As the technical lead for on-chain trading programs, you’ll play a key role in shaping the future of decentralized finance on Solana.

• Solana Contract Development

  : Design, implement, and deploy high-performance, production-grade smart contracts on the Solana blockchain, with a focus on trading infrastructure.

• Exchange Architecture

  : Develop and iterate on core on-chain components including Request-for-Quote (RFQ) systems, Automated Market Makers (AMMs), novel DEX primitives, and intent-based execution protocols. Collaborate closely with cross-functional teams—including research, product, frontend, and off-chain services—to ensure system-level coherence and responsiveness in protocol behavior.

• Performance Optimization

  : Optimize smart contracts and supporting systems for latency, throughput, and transaction cost, ensuring world-class UX for traders and integrators.

Qualifications

• Minimum of 5 years in software development, with at least 2 years of experience in Rust.

• Proven experience in building production Solana programs that have handled significant funds.

• Strong understanding of DeFi, trading systems, and smart contract risks.
• Highly motivated, self-driven, and passionate about building cutting-edge blockchain protocols.
• English language mastery both in spoken and written forms.

Why Work with Us

Opportunity

We are a team of experienced builders in the blockchain and crypto industry. Our journey began from users seeking an easy, seamless path to accessing the crypto ecosystem. This passion fueled our exponential growth, allowing us to onboard over 15M+ active users in just over three years; with our user base growing weekly. Our dedication to a secure and seamless user experience has made us the leading wallet on Solana as well as our multi-chain approach enhances our platform's versatility, meeting the needs of a diverse and growing user base. By staying at the forefront of technology and user expectations, we continue to innovate and set industry standards on self-custodial crypto wallets.

There has never been a better time to work in crypto to help shape the future of innovation with a focus around the wallet experience!

• First impressions matter:

  Wallets are responsible for a users first impression with crypto and onboarding new users into crypto. By ensuring that a user has a great first-time experience with crypto, we can help supercharge the growth of the entire ecosystem.

• Make crypto easier to navigate:

  There is no easy way for a user to discover and navigate all that crypto has to offer. Wallets have a unique opportunity to help users not only onboard to crypto but also stay retained by exploring new things to do.

• We live in a multi-chain world:

  We currently support Solana, Ethereum, Polygon and Bitcoin with more networks to come in the new future. We are focused on creating a unified, multi-chain crypto experience for users.

Benefits

• Competitive salary and equity
• Comprehensive insurance (medical/dental/vision) — 100% covered
• Stipend for your ideal remote set-up
• Flexible hours and a supportive remote environment
• Unlimited vacation: Take time when you need it (and we really mean it!)
• 401(k) retirement plan
• Monthly wellness benefit
• Weekly meal benefit
• Global off-sites

We strongly encourage candidates of all different backgrounds to apply. We believe that our work is stronger with a variety of perspectives, and we’re eager to further diversify our company. If you have a background that you feel would make an impact at Phantom, please consider applying. We’re committed to building an inclusive, supportive place for you to do the best work of your career.

The target base salary for this role will range between $180,000 to $220,000 with the addition of equity and benefits. This is determined by a few factors including your skillset, prior relevant experience, quality of interviews and market factors (such as location) at the point in time of offer.