Senior Java Software EngineerInRhythm • Saint Louis, MO, US
Senior Java Software Engineer
InRhythm • Saint Louis, MO, US
11 days ago
Job type
- Full-time
Job descriptionStrong hands-on experience with Java 8 / Java 11 Lambda expressions Stream API CompletableFuture & async programming Core concepts & messaging semantics Replication, reliability, and durability Kafka internals, infrastructure, and control Data retention strategies Experience with MongoDB (data modeling, performance, and scalability) Familiarity with Sonar for code quality and technical debt management CI / CD experience using Jenkins Experience with one or more of the following enterprise databases : Oracle DB Sybase IQ DB2 Hands-on experience with Drools or any equivalent rules engine A thinker who approaches problems methodically and consultatively Strong focus on high-quality engineering delivery Craftsman mindset — pride in clean, readable, maintainable code Ability to understand and work within the complexity and scale of NGFT systems Comfortable challenging ideas, recommending change, and defending decisions Highly collaborative team player who thrives in strong engineering cultures Proven experience solving high-complexity engineering problems Worked on critical, always-on systems with extreme scale and throughput Exposure to environments with very high TPS and strict reliability requirements Experience working alongside exceptionally strong engineering teams
Job Description
Senior Software Engineer – Java (St. Louis, MO)
About the Role
We are looking for a highly skilled Senior Software Engineer (Java) to join an elite engineering team working on high-scale, mission-critical systems. This role is ideal for engineers who enjoy solving complex problems, care deeply about code quality, and take a craftsman-like approach to software engineering.
You will work on platforms that operate at extreme throughput (TPS), handle critical workloads, and demand thoughtful system design, reliability, and performance at scale.
Key Responsibilities
- Design, build, and maintain high-performance, scalable backend systems using Java
- Solve complex technical problems using a consultative and analytical mindset
- Collaborate with experienced engineers to evolve architecture and system design
- Ensure engineering excellence through clean code, testing, reviews, and automation
- Recommend technical improvements and defend design decisions with data and reasoning
- Contribute to system reliability, resilience, and observability in high-TPS environments
Technical Requirements
Core Technologies
Deep understanding of Kafka, including : -
Databases
Rules Engines
Cultural Expectations
Ideal Background
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Senior Java Software Engineer • Saint Louis, MO, US
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