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Senior Backend Software EngineerGOODCONNEX INC • United States
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Senior Backend Software Engineer

GOODCONNEX INC
  • US
    United States
  • US
    United States
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About

Job Description
Job Description
About the Role We’re building a mobile-first information platform and are approaching production launch. We’re looking for a Senior Backend Software Engineer to co-own our backend architecture and ensure the system is scalable, reliable, and production-ready. This role is ideal for someone who enjoys designing systems and running them in the real world — handling performance bottlenecks, debugging production issues, and improving reliability as usage grows. You’ll work closely with a small team and have meaningful influence over architecture, infrastructure decisions, and engineering practices.
What You’ll Do System Design & Scalability Review and improve backend system architecture for scale and reliability Identify and resolve performance bottlenecks across services, databases, and caches Design data models and APIs that scale as traffic and usage grow Improve caching strategies and consistency patterns Database & Performance Optimize MySQL schemas, queries, and indexing strategies Analyze slow queries and improve transaction performance Plan for read scaling (replicas, partitioning strategies, etc.) Production Reliability & Operations Improve observability: logging, metrics, tracing, dashboards, and alerts Debug and resolve production issues, including intermittent and edge-case failures Design systems with resilience in mind (timeouts, retries, circuit breakers) Participate in on-call and incident response as needed Release Safety & Engineering Discipline Improve deployment safety (blue-green, canary, rollback strategies) Design safe database migration and backward-compatible changes Contribute to engineering best practices and post-incident improvements
Our Tech Stack Backend: Java, Spring Boot Infrastructure: AWS ECS (Fargate), ALB, CloudWatch Database: MySQL (RDS) Caching: AWS ElastiCache (Redis) Client: React Native (mobile) CI/CD: GitHub Actions Experience with similar stacks is welcome; deep backend and system design fundamentals matter most.
What We’re Looking For Required 5+ years of backend engineering experience Strong system design and distributed systems fundamentals Experience building and operating production backend services Solid understanding of relational databases and query optimization Experience with cloud infrastructure (AWS preferred) Ability to debug complex issues under real-world constraints Fluent spoken Mandarin required; ability to participate in technical discussions and collaborate with Mandarin-speaking stakeholders. Strong Plus Experience with Spring Boot in high-traffic systems Hands-on experience with MySQL performance tuning Experience with caching systems Familiarity with observability tools (metrics, tracing, logging) Startup or small-team experience with high ownership Company Description GoodConnex is decentralized digital bulletin board helps you discover, offer, and exchange local services—without commissions, algorithms, or corporate middlemen getting in the way.
Company Description
GoodConnex is decentralized digital bulletin board helps you discover, offer, and exchange local services—without commissions, algorithms, or corporate middlemen getting in the way.
  • United States

Languages

  • English
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