Senior Backend Engineer

About us:

Our lending business funds equipment, vehicles and working capital for small and mid-sized companies across Belgium. Consultance Mathieu manages assets for more than 200,000 clients through 120 offices. We started in 1967 and have grown to about 660 people.

The position:

We are adding a Senior Backend Engineer to our Orders team. You'll work mostly on server-side code: services, queues, databases and the glue between them. Little to no frontend work. This role is fully remote within Belgium. Few meetings, lots of written updates. We send you a laptop and the accessories you need on day one.

Essential duties and responsibilities:

• Coordinate with frontend and mobile engineers on API contracts and versioning
• Document APIs in OpenAPI and keep the docs current
• Model data and write migrations for PostgreSQL, MySQL or DynamoDB
• Add caching with Redis where it actually helps, and remove it where it doesn't
• Secure endpoints with OAuth 2.0, JWT validation and proper input checks

What we're looking for:

• 6+ years of backend development experience in a production environment
• Strong SQL and relational data modelling skills
• Experience designing and versioning HTTP APIs
• Hands-on experience with AWS, GCP or Azure services
• Understanding of concurrency, transactions, idempotency and retries

Benefits:

Salary: €7,700 - €9,100 per month

• Pension scheme
• 8% holiday allowance
• Training budget
• Travel allowance
• 30% ruling for eligible candidates
• 13th month salary

Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Consultance Mathieu.