Lead/Senior TypeScript Backend Developer with AWS

🌍Location: remote.

⏰Start date for assignment: ASAP

💰Rate: up to 200 zl/h on B2B.

⏳Duration of assignment: 3 years + prolongations.

📕Language: English.

✈ Business Travel: Business trips to Denmark several times a year.

⚙️Industry: pension solutions.

💻Workload: Full time.

General skills and experience:

• Must be able to guide teams in serverless best practices, coding standards (TypeScript) and cloud architecture design.
• Fluent in English - written and spoken.
• Takes on responsibility and acts accordingly (e.g. active participation in meetings, takes lead on assignments).
• Able and willing to teach others.
• Deep knowledge of integration architectures including the dos and don’ts.

Technical skills:

• Expertise in AWS Lambda, API Gateway, and EventBridge to build scalable, event-driven applications.
• Proficiency in TypeScript for writing clean, strongly typed code, especially for AWS Lambda functions.
• Experience with AWS CDK (Cloud Development Kit) and Serverless Framework to define resources in TypeScript (Infrastructure as Code).
• Strong skills in building RESTful and GraphQL APIs using API Gateway and AWS AppSync.
• Hands-on experience with DynamoDB for NoSQL and Aurora Serverless for relational databases.
• Knowledge of implementing serverless security with IAM roles, policies, and encryption in transit and at rest.
• 5+ years of recent TypeScript Backend experience.
• 10+ years of coding experience.
• Test automation experience.
• Concrete Tech Lead experience.

Software Development:

• Expertise in type safety, code reuse, and modular design.
• Setting up unit tests, integration tests, and CI/CD pipelines for serverless applications using TypeScript.
• Working cross-functionally with DevOps and security teams to optimize serverless solutions.