Senior Full Stack Developer

About the role

We are building a sophisticated CRM and Asset Management platform from the ground up. As a Senior Full Stack Developer you will take total ownership of the backend, working closely with a front‑end specialist in a tight‑knit two‑person team.

Key responsibilities

• Design and implement the cloud infrastructure on AWS (EC2, ECS, RDS, S3).
• Lead a hybrid database strategy using SQL Server (EF Core) and DynamoDB.
• Integrate Anthropic Claude (or similar LLM) for intelligent automation.
• Set up CI/CD pipelines with GitHub Actions or AWS CodePipeline.
• Implement robust security (JWT, OAuth 2.0, ASP.NET Core Identity) and clean, documented APIs (OpenAPI/Swagger).
• Make architectural decisions as the sole backend developer.

Required profile

• Comfortable working autonomously and making key technical choices.
• Strong problem‑solving mindset, knowing when to use relational vs. NoSQL solutions.
• Collaborative attitude to support the front‑end partner.
• Agile mindset, able to influence product roadmap in a fast‑paced environment.

Required skills

• C#.NET 6/7/8, ASP.NET Core Web API.
• SQL Server, Entity Framework Core.
• AWS DynamoDB, EC2, ECS, RDS, S3.
• GitHub Actions or AWS CodePipeline for CI/CD.
• Anthropic Claude API (or similar LLM).
• JWT, OAuth 2.0, ASP.NET Core Identity.
• OpenAPI/Swagger documentation.
• Experience with MediatR, CQRS, SQS, Lambda (desirable).
• AWS Developer or Solutions Architect certification (desirable).