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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full Stack Software Engineer - **Company:** Amazon.com, Inc. - **Location:** Redmond, WA, United States - **Experience:** Expert - **Salary:** $125,000.0 - $150,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Unit Testing, Microsoft Azure, Business Software, C Sharp (Programming Language), Software Quality, Code Review, Computer Engineering, Data Structures, Software Debugging, Software Maintenance, Systems Development Life Cycle, Software Engineering, Software Requirements Analysis, Software Systems, System Testing, Web Applications, Backend, Integration Tests, Information Technology, Front End Software Development - **Published:** August 30, 2026 - **Apply:** https://www.careerjet.com/job/us602e536119ab19041b3e2c2a15b5ecf6/eaa ## About the Role * 8+ years of professional software engineering experience, with the target level being approximately 8-10 years. * 8+ years of experience with C#. * Bachelor's degree in Computer Science, Computer Engineering, or another related technical field. * Strong foundation in: * Data structures * Algorithms * Software design * Large-scale software systems * Experience developing and supporting full-stack applications, including connecting front-end applications to back-end services and data sources. * Experience with data modeling and/or data sources. * Experience performing in-depth troubleshooting and problem diagnosis on both new and legacy production systems. * Experience with unit testing, software testing, debugging, and defect resolution. * Experience designing, developing, implementing, and maintaining software applications. * Strong written and verbal communication skills, with the ability to explain technical concepts and collaborate effectively with stakeholders. * U.S. Citizenship required. * Ability and willingness to work onsite five days per week. ## Description * Design, develop, test, implement, and maintain business applications, web-based tools, automation solutions, and software systems. * Develop both front-end and back-end components as part of full-stack software solutions. * Gather and analyze system requirements and translate business and technical needs into software solutions. * Design and develop software using sound principles of data structures, algorithms, software design, and large-scale systems development. * Build prototypes and proof-of-concept solutions to address emerging technical and business needs. * Develop new applications and enhance existing software and legacy production systems. * Analyze enhancement requests, technical specifications, and system requirements to determine appropriate solutions. * Prepare detailed software specifications, technical documentation, and test plans. * Develop unit and integration tests and conduct thorough testing of new and modified software. * Troubleshoot complex software issues, diagnose root causes, and implement appropriate resolutions. * Support applications through system testing, user testing, implementation, and post-implementation validation. * Create and manage migration packages for system, user, and production environments. * Identify and resolve defects and bugs across development and production environments. * Participate in quality assurance activities and code reviews to ensure software quality and maintainability. * Connect front-end applications with back-end services and data sources. * Track development work and deliverables through Azure DevOps or similar engineering workflow tools. * Collaborate with stakeholders and technical partners to communicate progress, technical decisions, challenges, and solutions. * Develop solutions that can ultimately be transitioned to long-term engineering or operational teams. ## Related Videos - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Are you still programming unit tests or already generating?](https://www.wearedevelopers.com/videos/722-are-you-still-programming-unit-tests-or-already-generating) - [Are Code Reviews Worth It? Insights from 16 Years of Review Data](https://www.wearedevelopers.com/videos/1135-are-code-reviews-worth-it-insights-from-16-years-of-review-data) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) ## Related Articles - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023) - [How Much Does a Software Engineer Make? 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