Senior Software Engineer (Platform & Backend)

Alongside is a Portuguese company that partners with international organizations to build and scale exceptional tech teams. Our client is a fast‑growing SaaS company transforming the automotive dealership experience by automating administrative processes, streamlining sales workflows and ensuring compliance , enabling dealers to focus on customer engagement and operational efficiency. They are looking for a Senior Software Engineer who will work remotely (Eastern Time) and contribute to their engineering team. The ideal candidate thrives in a startup environment with flat hierarchy, values autonomy, and is comfortable wearing multiple hats as needed. Responsabilities: ⁠Design, develop, and maintain scalable software solutions ⁠Identify and address performance bottlenecks and implement optimizations Participate in code reviews and provide constructive feedback to other developers Contribute to architecture decisions and help establish best practices ⁠Implement and maintain security best practices Troubleshoot production issues and develop solutions to address them Strong proficiency in TypeScript across IaaS, backend, and frontend development . End-to-end TypeScript expertise: emphasis on strict typing and avoiding coercions. Experience with Pulumi for infrastructure-as-code (IaaS). Backend development using Bun . Frontend development with React and Vite . Experience hosting applications on AWS . Familiarity with Postgres and Redis for data storage. Experience with GraphQL with end-to-end type safety. Excellent problem-solving skills , strong attention to detail , and the ability to work independently . Strong communication skills and experience collaborating in cross-functional teams. Passion for one or more focus areas: Security, Platform/SRE, AI, Product Engineering, or Business Intelligence . Fully remote, based in Portugal.