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Senior Software Engineer, Developer Experience Atlanta (Remote Friendly)Engineering /Full Time /Remote APPLY FOR THIS JOB Greenlight is the leading family fintech company on a mission to help parents raise financially smart kids. We proudly serve more than 6 million parents and kids with our award-winning banking app for families. With Greenlight, parents can automate allowance, manage chores, set flexible spend controls, and invest for their family’s future. Kids and teens learn to earn, save, spend wisely, and invest. At Greenlight, we believe every child should have the opportunity to become financially healthy and happy. It’s no small task, and that’s why we leap out of bed every morning to come to work. Because creating a better, brighter future for the next generation depends on it. Greenlight is looking for a Senior Software Engineer, Developer Experience to join our Developer Experience (DevEx) team, a team dedicated to ensuring every engineer has the right tools, processes, and environment to do their best work. This role blends hands-on developer tooling engineering with performance and reliability expertise, and carries a forward-looking mission: leverage AI to transform how we build and operate our developer infrastructure. You will own tooling that spans the full developer lifecycle, from local development environments and CI/CD pipelines to performance testing frameworks and AI-powered automation. Your work will directly reduce friction for engineering teams, accelerate delivery, and ensure that every release meets Greenlight’s high bar for performance and reliability. Technologies we use: Backend: Kotlin, TypeScript/Node.js Cloud experience (AWS preferred) Kubernetes, Ambassador, Helm Github Actions (or other CI experience i.e CircleCI, Jenkins, TravisCI) Continuous Delivery (ArgoCD or equivalent) Software and Shared Library development experience  All major AI tools and infrastructure Your day-to-day: Design, build, and maintain reusable developer tooling  (CLI tools, NPM and Kotlin libraries) shared across all engineering teams Enable a consistent and friction-free local development experience for engineers Build and maintain robust CI/CD pipelines (GitHub Actions, ArgoCD) that provide fast, reliable feedback loops Identify and eliminate bottlenecks in the developer workflow through proactive engagement with engineering teams Contribute to and enforce standards for code reusability and maintainability across packages and libraries Integrate AI tooling (LLMs, agentic workflows, code generation) into CI/CD pipelines and developer workflows to accelerate delivery Build AI-assisted automation for test generation, code review, and performance anomaly detection Evaluate and adopt emerging AI developer tools (e.g., Claude, Cursor, custom agents) and drive their adoption across engineering Design intelligent observability solutions using AI to surface actionable signals from Datadog and other monitoring platforms Partner with cross-functional teams to embed AI capabilities into the full software delivery lifecycle Partner with architects, developers, and QA teams to design and execute a comprehensive performance testing strategy Validate performance, stability, scalability, and reliability across web and mobile product surfaces Build and maintain a scalable performance testing environment supporting both functional and load scenarios Perform root-cause analysis on performance bottlenecks and provide clear recommendations Coordinate performance testing across internal teams and external resources, ensuring complete test coverage for each release Communicate testing status and performance insights to engineering leadership, translating data into actionable recommendations What you’ll bring to the team: 5+ years of experience in software engineering, with a focus on developer tooling, platform engineering, or DevOps You care deeply about developer productivity and treat your colleagues as your customers You are a st ... (truncated, view full listing at source)