Sr Software Engineer

About the Role

We re looking for a Senior Java Engineer who loves solving real user problems through clean, scalable systems. You ll be a hands-on builder in a small, empowered product team designing APIs, optimizing performance, and helping shape product decisions through strong engineering judgment.

This role blends deep backend expertise with a product mindset you won t just write services, you ll help define what those services should do and how they deliver measurable impact.

What You ll Do

Design, develop, and maintain scalable services and APIs using Java (Spring Boot) and AWS Lambda.

Collaborate across teams: Partner with frontend engineers, QA, product, and design to deliver end-to-end features.

Drive backend architecture: Shape how services are structured, secured, and observed.

Apply product thinking: Understand user needs and business context when making design or trade-off decisions.

Champion reliability and speed: Implement monitoring, alerting, and automated testing to ensure resilient releases.

Integrate feature flag workflows: Work with GrowthBook, LaunchDarkly, or similar systems for progressive delivery.

Mentor junior developers: Review code, share knowledge, and help raise the bar for backend excellence.

What You Bring

7-10 years of experience building backend systems and APIs in Java (Spring Boot or similar frameworks).

Strong English communication skills written and spoken.

Proven experience building and deploying AWS Lambda and serverless architectures.

Solid understanding of REST and GraphQL APIs, microservices, and event-driven architectures.

Familiarity with feature flags, CI/CD, and progressive delivery practices.

Experience working with RDBMS (PostgreSQL, MySQL) and caching systems (Redis, DynamoDB).

Strong focus on performance optimization, security, and observability (logs, metrics, traces).

Proven ability to collaborate in cross-functional, product-driven teams.

Nice to Have

Experience with GitHub Actions, Jenkins, or CircleCI pipelines.

Exposure to Cloudflare Workers, AWS Step Functions, or API Gateway.

Familiarity with TypeScript or Node.js for full-stack collaboration.

Knowledge of message queues (SQS, Kafka, RabbitMQ).

Experience instrumenting metrics with Datadog, Grafana, or New Relic.

Prior experience mentoring or leading small engineering initiatives.

How We Work

We organize around empowered product teams engineers, designers, and PMs working together to deliver measurable outcomes, not just features. You ll have ownership of your services, the freedom to innovate, and the accountability to deliver high-quality systems that matter to users.