Senior Software Engineer (+SRE)

About this role

Responsibilities

• You will play a key role in our data and platform team, working on our backend services as well as setting up good SRE practices and guidelines. This is a role where you will spend time on building our product and internal tools as well as building SRE guidelines and best practices cross-team. We are a small and tight tech team consisting of approximately 20 engineers split into different teams, where everyone knows each other.
• Tech stack
• Microservice Architecture: Fargate, Lambda, SQS, EventBridge, GraphQL, OpenAPI
• Databases and Querying: DocumentDB (MongoDB), MySQL, S3Tables (Iceberg), OpenSearch, Athena
• Languages: Python, TypeScript
• Infrastructure and platform: CDK, Github Actions
• Observability and tooling: CloudWatch, Aikido, PostHog
• AI Tooling: Claude Code, Internal MCP Server

Requirements

• Infrastructure and platform: Hands-on experience with AWS (or equivalent cloud). Containerization (Docker), Infrastructure as Code (CDK or Terraform), and CI/CD pipeline design and maintenance (GitHub Actions).
• Site reliability and operations: Experience defining and tracking SLOs/SLIs, leading incident response, and writing postmortems. Comfortable structuring production-grade environments — multi-environment setups, securi

About Tendium AB

Tendium is the global pioneer in AI-driven public tender management, transforming how companies discover, analyze, and win government contracts. Our platform turns complex processes into something simple and transparent, empowering businesses to compete fairly for billions in public sector opportunities. We’ve been building our AI-native platform since 2018, leveraging a vast data moat, agentic AI, and tens of thousands of hours of R&D. Today, we serve large numbers of customers across Europe and are rapidly scaling. If you’re ready to make an impact and grow with us, we want to hear from you.