Java Backend Engineer
Summary
Build scalable Java backend solutions and internal developer tools (CI/CD, APIs) using Core Java, Docker, and Kubernetes. Requires 5+ years of experience in large-scale production environments.
JOB OVERVIEW
Plan A Technologies is looking for an experienced Java Backend Engineer. In this role, you will contribute to key technology decisions. You bring expert-level Java skills in large-scale platform systems. You are a pragmatic technologist who designs and delivers scalable, resilient Java-based solutions while fostering collaboration and technical excellence.
Please note: you must have at least 5+ years of experience as a Backend Engineer with a strong focus on Core Java to be considered for this role.
JOB RESPONSIBILITY
Contribute to the technical roadmap for our internal developer platform, championing open standards, Java best practices, and a best-in-class developer experience.
Develop, scale, and maintain high-performance, concurrent Java services and core platform features—including CI/CD, developer monorepos, experimentation/feature flags, and observability—to meet the quality and performance needs of the entire engineering organization.
Design, develop, and maintain high-quality internal Java tools and APIs (REST/gRPC) to improve developer productivity. This includes building tools and services that guide engineers along the "golden path" for development and deployment.
Partner with internal engineering customers to understand pain points and translate them into improvements in Java system reliability, scalability, and quality across our entire ecosystem.
Design and develop advanced, automated systems in Java to improve operational efficiency, including AI-driven workflows and the underlying systems that support them.
Drive operational excellence by establishing and refining standards for Java system reliability, performance tuning (JVM profiling, garbage collection optimization, benchmarking), and monitoring, including SLAs and SLOs.
EXPERIENCE
BS in Computer Science, Software Engineering, or equivalent experience.
5+ years of professional software development experience, with deep, hands-on experience using Core Java in large-scale production environments.
Strong knowledge of core Java fundamentals, object-oriented design, multi-threading/concurrency, JVM internals, memory management, and build tools (Maven/Gradle).
Experience building and operating large-scale Java services on a major cloud provider (AWS, GCP, Azure).
Strong understanding of cloud-native applications, containerization (Docker), and Kubernetes architecture.
Proven ability to influence technical decision-making and lead complex projects.
Strong analytical thinking, problem-solving abilities, and excellent communication for cross-functional teamwork.
Excellent verbal and written English communication skills.
Initiative and drive to do great things.
ABOUT THE COMPANY/BENEFITS
Plan A Technologies is a global engineering firm created to solve the toughest tech challenges facing today’s businesses. Founded by software entrepreneurs Aron Ezra and Slav Kulik, Plan A helps organizations analyze their tech ecosystem to identify exactly what needs to be improved across their products and infrastructure—and then builds the solutions to fix it.
Rather than offering theoretical ideas or software that never launches, Plan A combines elite engineering talent with custom-built, proprietary AI agents to deliver fast, secure, production-ready solutions. Its capabilities span proprietary AI agent deployment, custom software development, application modernization, data platforms, cloud migrations, systems integration, and practical technical advice.
With more than 500 successful product deployments completed worldwide, Plan A helps organizations of every size—from ambitious startups to global enterprises—modernize their systems, automate complex operations, and stay ahead of the technology curve.
Read more about us here: www.PlanAtechnologies.com .
Location: Work From Home 100% of the time, or come in to one of our global offices. Up to you.
Great colleagues and an upbeat work environment: You'll join an excellent team of supportive engineers and project managers who work hard but don't ever compete with each other.
Benefits: Vacation, Brand New Laptop, and More: You’ll get a generous vacation schedule and other goodies.
If this sounds like you, we'd love to hear from you!