Backend Engineer (Data Platform)

Phantom https://phantom.com is the modern money app used by tens of millions around the world. Our product combines everything people need to manage, spend, and grow their money in one simple, intuitive experience. Phantom brings all the control and flexibility of crypto-powered finance, without unnecessary complexity, into mainstream consumer finance. By combining industry-leading security with thoughtfully designed tools, Phantom makes powerful financial tools feel approachable and easy to use. This focus on speed, control, and user experience has fueled rapid growth, with a community of 20M+ people, reaching #1 in the Google Play Store finance category, and consistently ranking as a Top 50 app across all categories, alongside some of the most recognizable consumer technology platforms in the world. ROLE DESCRIPTION As a core member of Phantom’s Blockchain Data team, you will design, build, and optimize our streaming blockchain data platform to enable high-quality, scalable ingestion, transformation, and delivery of token, price and spam data. As an owner of a critical platform function, you’ll empower other product engineering teams at Phantom by providing access to rich, accurate, realtime on-chain data. RESPONSIBILITIES - ETL & Data Pipeline Design: Develop, maintain, and optimize scalable ETL pipelines using our modern data stack. You’ll be responsible for sourcing, transforming, and integrating data from on-chain sources. - Data Quality & Observability: Drive initiatives to implement data quality frameworks and observability solutions that ensure the accuracy, freshness, and reliability of data across all pipelines. - Architect for Scalability & Performance: Build systems capable of handling millions of requests per day, with a focus on high availability, low latency, and strong fault tolerance, in service of other engineering teams’ data access needs at Phantom. - Data Modeling & Schema Design: Design and maintain efficient data models and schemas that underpin our efforts. - Cross-Functional Collaboration: Partner closely with product, design, and other engineering teams to translate business requirements into scalable backend platform solutions. - Team building: Work with the team to create and foster a culture of raising the bar with each new hire. QUALIFICATIONS - 5+ Years of Backend Experience: Demonstrated success in building large-scale, high-availability systems. - Deep experience building and optimizing modern ETL pipelines and data engineering solutions in high-growth environments. - Experience with the languages/frameworks in our stack (e.g. Go, Node.js, TypeScript, NestJS, Kafka, redis, PostgreSQL) - Demonstrated experience implementing data quality frameworks along with observability and monitoring solutions. - Web3/Crypto Knowledge: Familiarity with on-chain data, wallet integrations, or decentralized application patterns is strongly preferred. - Ability to work both independently and collaboratively within a lean team structure. WHY WORK WITH US 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 16M+ 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 th