Back End Developer (Kotlin/Java)

Descripción de la vacante

We're hiring: 2 Backend Software Engineers (Kotlin / Java) | On-site in Medellín

We are looking for bilingual backend engineers to join the product development team of a global cybersecurity company, working on an Insider Risk Management platform that protects corporate data for customers around the world.

2 seats open:

- Software Engineer I (1–2 years of experience)

- Software Engineer II (2–5 years of experience)

What you'll do:

- Build new services and APIs and maintain existing ones on AWS, processing billions of events from customers worldwide

- Write unit and integration tests, infrastructure-as-code, and manage deployments

- Debug and troubleshoot across the stack and support production issues, including an on-call rotation

- Take part in design discussions, code reviews, design docs and demos

- Work with Product, UX, QA and other engineering teams in an AI-first engineering culture

- For the Level II seat: own services end to end, turn ambiguous requirements into technical designs, and mentor teammates

What we're looking for:

- Professional backend experience with Kotlin (the team's main language) or Java

- Object-oriented development; microservices or multi-tier systems

- Testing frameworks and CI/CD

- Data technologies such as Postgre SQL and/or Elasticsearch

- Cloud experience, ideally AWS, and infrastructure-as-code (required for Level II, a plus for Level I)

- Hands-on use of AI development tools (Copilot, Cursor, Claude Code or similar)

- Agile / lean ways of working

- Professional English, written and spoken: you'll use it every day in code reviews, design docs and meetings

Work model:

- 100% on-site in Medellín, Milla de Oro, El Poblado

- Monday to Friday

Interested? Apply or Send me a direct message with your CV in English, or comment below and I'll reach out. Referrals are welcome!

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