Senior Backend Java Support Engineer

Description

Job Summary: Support production systems by resolving incidents, ensuring stability and availability, and implementing fixes to reduce problem recurrence. Key Highlights: 1. Supporting production systems and resolving incidents 2. Focusing on stability, availability, and reducing problem recurrence 3. Acting as an interface with development, product, and infrastructure teams **About GO.K:** Since 2009, we have been innovation and technology accelerators for enterprises. We focus on innovative solutions designed to drive business growth and deliver exceptional results to our clients. We support clients from diagnosis through implementation in high-complexity digital projects—both technically and business-wise—within transactional, regulated environments demanding high quality, security, performance, observability, and governance. **Context:** Dedicated support of production systems, with responsibility for stability, availability, and incident response. The role involves handling incidents, identifying root causes, and ensuring the system continues operating at high quality while reducing problem recurrence. Responsibilities * Resolve production incidents * Perform root cause analysis (RCA) and implement fixes * Monitor and interpret logs, metrics, and alerts * Execute hotfixes and targeted code corrections * Support and oversee deployments and releases, mitigating risks * Investigate issues in: APIs / messaging / third-party integrations * Correct data when necessary * Create and evolve operational runbooks * Identify and address performance bottlenecks and recurring failures * Collaborate with product and engineering teams to prioritize bugs and technical debt * Participate in on-call duty, where applicable Hard Skills (Mandatory) * Java (17+) * Spring Boot * REST APIs (contract, debugging, troubleshooting) * Microservices architecture (operational perspective) * Integrations (REST, events, webhooks) * Relational databases (PostgreSQL, MySQL or equivalent) * Query analysis * Fixing inconsistencies * Messaging systems (Kafka, RabbitMQ or similar): queue and consumer troubleshooting * Observability: structured logs / metrics / distributed tracing * Fault handling: timeout / retry / circuit breaker * Authentication/authorization (OAuth2, JWT – analysis and support) * Containers (Docker) and basic Kubernetes knowledge * Git (PR workflow, hotfix, rollback) Soft Skills * Ability to perform under pressure in critical scenarios * Strong analytical reasoning for diagnostics * Clear and concise communication with both technical and non-technical teams * Organizational skills to manage multiple incidents/priorities * Sense of ownership and accountability for production environments Differentiators * Experience with high-availability and high-volume systems * Structured experience in incident management * Knowledge of SRE practices (SLI, SLO, error budget) * Experience with tools such as Datadog, Grafana, or Sentry * Cloud environment experience Work Approach * Primary focus on production and stability * Development limited to targeted fixes and incremental improvements * Close collaboration with development, product, and infrastructure teams * Responsible for reducing incidents and increasing system reliability