Backend Engineer

Rollo
Antwerp, Belgium
4 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Intermediate

Job location

Antwerp, Belgium

Tech stack

Java
Artificial Intelligence
Amazon Web Services (AWS)
Azure
Continuous Integration
Data Structures
Distributed Systems
Python
Software Engineering
Backend
FastAPI
Information Technology
Codebase
Domain Driven Design

Job description

  • Communicate with precision across domains: write clear technical proposals, ask the right questions before writing a line of code, and align stakeholders across services and teams. We treat clear thinking and clear writing as engineering skills, not soft extras.
  • Design and implement clean, well-structured services in a monorepo setup with modern CI/CD pipelines.
  • Bridge business problems and technical architecture across services, across domains, across teams.
  • Use AI tooling daily: generate code, accelerate pull requests and apply 'vibe coding' in a controlled, professional way.
  • More ... See pdf attached

Requirements

  • Master's degree in Computer Science, Artificial Intelligence or a related field (PhD is a plus, not a must).

  • Medior-level software engineering experience.

  • Strong Python skills and hands-on experience with FastAPI or similar frameworks.

  • More ... See pdf attached, * Master's degree in Computer Science, Artificial Intelligence or a related field (PhD is a plus, not a must).

  • Medior-level software engineering experience.

  • Strong Python skills and hands-on experience with FastAPI or similar frameworks.

  • Ability to read and navigate Java codebases. You don't need to write new Java code but must be able to understand and extract logic from existing code.

  • Solid grasp of Domain-Driven Design and distributed system principles.

  • Experience with or strong interest in monorepo setups and modern CI/CD practices.

  • Good grasp of data structures, algorithms, and software engineering principles.

  • Comfortable working with cloud platforms (Azure, AWS, …) and modern development practices.

  • Strong written and spoken English.

About the company

Rollo.ai is Antwerp's no-nonsense AI agency. We build tailored AI agents that bulldoze busywork so teams can focus on what really matters. Our crew is a tight-knit mix of engineers and strategists who turn ambitious ideas into reliable systems. We're obsessed with impact, allergic to fluff, and believe the best tech is built by people who are curious, honest, and not afraid to push boundaries.

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