Software Engineer Go, Rust or Scala (Infrastructure - Foundation) - Freelance (H/F/X)

Pioneer of online flash sales since 2001 and key player in European e-commerce, Veepee collaborates with over 7,000 brands to offer highly discounted products available for a limited time. Operating across various sectors, including fashion, home, wine, travel or beauty... Veepee achieved a turnover of 3.3 billion euros incl. VAT in 2024 and employs 5,000 staff members across 10 countries. 📄 JOB DESCRIPTION We are looking for a Senior Software Engineer to join our Foundation - Infrastructure Development team. You will contribute across multiple projects depending on needs and priorities, including Gaio (our GenAI Orchestrator), VeepeeCloud (our zero vendor lock-in private cloud), and other internal infrastructure services. You will be embedded in a cross-functional team alongside SREs, DevOps engineers, and Product Owners. Our codebase spans Rust, Go, and Scala, you are expected to work across these languages as the project requires. You are expected to bring solid engineering judgment, operate confidently in high-pressure production environments, and leverage AI coding tools as part of your daily workflow.    Technical Environment: --> Development, Operations and Maintenance of Gaio (GenAI Orchestrator):     LLM provider integration (OpenAI, Anthropic, Gemini, etc.)     Consumer API development and API call translation/routing     LLM consumption accounting and usage metering     Streaming response handling and protocol normalization   --> Development, Operations and Maintenance of VeepeeCloud services (depending on assignment):     Private cloud APIs (Compute, Storage, DNS, Certificates, NLBaaS, etc.)     Terraform provider for internal cloud resource consumption     CLI clients   --> Involvement in production operations:     Support participation and incident response     War room participation during critical production events     🎯 TASKS

Design, implement, and maintain production services across multiple infrastructure projects

Participate in architectural discussions and challenge trade-offs between approaches

Collaborate with SREs on infrastructure and operational decisions

Write high-quality, maintainable, and well-tested code

Respond to production incidents and contribute to their resolution

Participate in code reviews and maintain code quality standards

Use AI coding agents.

👉 MUST HAVE skills

5+ years of professional software development experience on large-scale systems

Strong proficiency in at least one of: Go, Rust, or Scala, with willingness to work across all three

Proven experience with large databases (schema design, query optimization, operational concerns at scale)

Direct experience in production incident management: support rotations, war rooms.

Hands-on experience with DevOps/SRE tooling: Kubernetes, Terraform, Docker, CI/CD pipelines

Strong understanding of fault-tolerance, observability, scalability, and reliability in distributed systems

Comfortable working with AI coding agents as everyday productivity tools

Ability to learn fast and pick up new technologies, APIs, and domains independently

Good written and spoken English

👉 NICE TO HAVE skills

Rust experience or strong appetite to learn it (used in several of our core projects)

Experience with LLM APIs (OpenAI, Anthropic, Gemini) or AI gateway/proxy systems

Background in SRE or platform engineering

Open source contributions

Experience with multi-datacenter or hybrid cloud deployments

✅ BENEFITS

Variable bonus;

The dynamic and creative environment within international teams;

The variety of self-education courses on our e-learning platform;

Participation in meetups and conferences locally and internationally;

Flexible Office with up to 2 days at home.

⚙️RECRUITMENT PROCESS

1️⃣ 30-minute HR Screen with a Veepeeᵀᵉᶜʰ Recruiter

2️⃣ Technical exchange with a tech lead

3️⃣ Technical excellence with an Architect

4️⃣Team Interview

We are convinced that it is up to you to define the way you work, to develop yourself, and to progress. At Veepee we guarantee that you can just be yourself! For the service of diversity and inclusion, Veepee is committed to reviewing all applications received on an equal basis. 
🔗COMPANY
For more information about our ecosystem:  https://careers.veepee.com/en/home-page-en/

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