Jobs at Phantom (phantom.com)

Build and scale Phantom’s data infrastructure for analytics, experimentation, and decision-making. Responsibilities include designing high-volume data architecture, leading data quality and observability initiatives, developing scalable data models, building A/B testing infrastructure, partnering cross-functionally, and mentoring teams. The role requires expertise in Snowflake, dbt, SQL, Python, data architecture, data modeling, and experimentation systems, with blockchain experience preferred.

Manage and scale AWS EKS Kubernetes clusters, automate infrastructure with Terraform or Pulumi, optimize system performance, maintain blockchain nodes, scale databases handling terabytes of data, and improve reliability through monitoring and observability. Collaborate with backend and product teams to support feature development and platform scalability.

Lead the technical strategy, architecture, and delivery of growth and engagement machine learning systems. Build production ML pipelines, real-time decisioning, recommendation engines, semantic search, lifecycle models, and experimentation frameworks. Partner with Product, Data Science, and Marketing to improve acquisition, retention, lifetime value, and engagement. Mentor senior engineers while establishing best practices for monitoring, feature stores, reproducible training, and data governance.

Own end-to-end relationships with Phantom’s VIP members through in-app messaging and other channels. Responsibilities include onboarding, proactive check-ins, resolving high-stakes wallet and transaction issues, triaging escalations, coordinating exclusive experiences, communicating with product and engineering teams, and developing playbooks and service standards as the VIP program scales. The role requires deep crypto knowledge, discretion, strong written communication, security awareness, and flexible evening or weekend availability.

Design, maintain, and scale backend services and APIs connecting Phantom Cash to blockchains. Build reliable event-driven systems with REST APIs, distributed-system patterns, retries, idempotency, and data consistency. Collaborate across teams, document decisions, mentor engineers, and improve engineering standards. The role also involves blockchain integrations, operational ownership, observability, and delivering dependable financial products in a remote crypto environment.

The Senior Software Engineer will develop features for Phantom's web platforms, lead new product initiatives, interface with users, and contribute to team culture.

Lead ownership of CI/CD and SDLC infrastructure, automating mobile release pipelines, improving end-to-end test automation, optimizing pipeline performance, and enhancing developer experience while ensuring security and compliance for a consumer fintech product.