Solana Blockchain Engineer - On-Chain Trading Infrastructure

Employment Type: Full-Time Location Type: Remote

Position Overview

Phantom is revolutionizing the crypto ecosystem with its self-custodial wallet, offering a unified experience across Solana, Bitcoin, Ethereum, and Polygon. We empower users with cutting-edge security and innovative tools for a personalized, safe, and easy-to-use experience. Phantom has achieved significant milestones, including over 15 million Monthly Active Users (MAU), ranking #1 in the Google Play Store finance category, and consistently being a Top 50 app alongside major platforms like X, PayPal, Coinbase, and ChatGPT.

We are seeking a Solana Blockchain Engineer to lead the development of our on-chain trading infrastructure. This is a unique opportunity to build novel exchange mechanisms—RFQ systems, AMMs, and intent-based protocols—on Solana, leveraging Phantom's extensive user base. You will join a deeply crypto-native team with extensive experience in the space, contributing to the adoption of proof-of-stake, innovative AMM designs, and early RFQ trading systems. As the technical lead for on-chain trading programs, you will significantly shape the future of decentralized finance on Solana.

Responsibilities

• Solana Contract Development: Design, implement, and deploy high-performance, production-grade smart contracts on the Solana blockchain, focusing 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.
• Cross-functional Collaboration: Work closely with research, product, frontend, and off-chain services teams to ensure system-level coherence and responsiveness in protocol behavior.
• Performance Optimization: Optimize smart contracts and supporting systems for latency, throughput, and transaction cost to ensure a world-class user experience for traders and integrators.

Requirements

• Minimum of 5 years in software development.
• At least 2 years of experience in Rust.
• Proven experience in building production Solana programs that have handled significant funds.
• Strong understanding of Decentralized Finance (DeFi), trading systems, and smart contract risks.
• Highly motivated, self-driven, and passionate about building cutting-edge blockchain protocols.
• Mastery of the English language, both spoken and written.

Why Work with Us

• Opportunity: Join an experienced team of builders in the blockchain and crypto industry. Our journey began with a passion for providing users with an easy, seamless path to the crypto ecosystem, leading to exponential growth and onboarding over 15 million active users in just over three years.
• Impact: Wallets are crucial for a user's first impression with crypto. By ensuring a great onboarding experience, we can significantly accelerate the growth of the entire ecosystem and make crypto easier to navigate.
• Innovation: Our multi-chain approach enhances platform versatility, meeting the needs of a diverse and growing user base. We are at the forefront of technology and user expectations, continuously innovating and setting industry standards for self-custodial crypto wallets. There has never been a better time to work in crypto and help shape the future of innovation around the wallet experience.

Company Information

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 provides 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.