Technical Support Engineer

Technical Support Engineer: Application Maintenance

Company: Gemba ConnectExperience: 1–4 yearsOpenings: 2Location: [City / Hybrid]Type: Full-time

About the role

Gemba Connect builds and runs business applications (ERP, WMS, manufacturing and packaging) for clients across Worls . We're starting a new Maintenance Team to keep these applications reliable. In this role you will fix production issues, maintain code across several applications and review code before release.

What you'll do

• Respond to production incidents, find the root cause and ship fixes quickly

• Fix bugs and improve performance in Java/Spring Boot and React applications

• Review merge requests for code quality, security and performance

• Monitor application health and help prevent repeat issues

Required skills

• 1–4 years of hands-on development or production support experience.

• Java + Spring Boot (REST APIs, JPA/Hibernate, Spring Security/JWT): able to read and debug unfamiliar code quickly.

• JavaScript/TypeScript with React or Next.js.

• SQL (preferably MS SQL / Azure SQL): writing queries, reading execution plans, adding indexes.

• Git workflows: branching, merge requests, resolving conflicts.

• Basic Linux and command-line skills.

• Good debugging skills with logs and stack traces.

• Clear written communication, especially for incident updates and review comments.

Good to have

• Docker, Kubernetes or any cloud platform (Azure preferred)

• CI/CD tools like Jenkins or GitLab

• Monitoring tools like Grafana

Why join us

• Hands-on experience with production systems for real clients

• Work across many technologies: backend, frontend, cloud and DevOps

• A new team, so your work will shape how it's built

Skills

Java, Spring Boot, React.js, Javascript, TypeScript, RESTful APIs, JPA, Hibernate (Java), Spring Security, JWT Authentication, Azure SQL, Production support, Docker, Performance Optimization, Application Maintenance