Top Tech Jobs & Startup Jobs in Seattle, WA

Senior individual contributor building and delivering high-quality Ruby on Rails solutions. Leads code reviews, mentors engineers, performs root-cause analysis, designs tests, collaborates with architects, assesses technical risks, and contributes to architecture and product strategy within Agile teams.

Set up Azure-based test environments (Windows/Linux, SQL Server, Microsoft R Server), execute and analyze manual test scripts, define new scenarios in R, and automate test cases and failure reporting using C#/.NET and T-SQL.

Develop and maintain .NET/C# applications across the full development lifecycle. Design and optimize SQL Server databases (data modeling, T-SQL, stored procedures, performance tuning). Implement multithreaded solutions using TPL/TAP, apply standard design patterns, and work with distributed systems.

Develop complex front-end web applications using JavaScript and AngularJS. Build user-focused UI, convert designs into working interfaces, provide portfolio/proof of work, and optionally work with modern video streaming and WebRTC technologies.

Develop and deliver end-to-end data solutions using Microsoft BI stack and Cosmos technologies. Implement reports, ETL, and analytics (SQL, SSIS, SSAS, SSRS, Power BI), write C#.NET code, and collaborate with large development teams to solve technical problems.

Develop and execute tests for Windows applications, write test code in C/C++/C#, use scripting (PowerShell, command line) and WTT, debug software, solve technical problems independently, and communicate results clearly in written and verbal form.

Design and execute automated and manual test plans for web applications using Selenium and related frameworks. Develop automation scripts, run performance tests, integrate testing into CI/CD, report defects, and work in Agile teams using tools like JIRA, ALM, and source control.

Develop and maintain front-end web applications using modern frameworks. Build user interfaces, write unit tests for front-end code, and work with technologies such as TypeScript, Angular 2, Redux/NGRX, RxJS, D3, HighCharts, HTML5/CSS/SASS, Bootstrap, and Git.

Design, build, and maintain high-performance, reliable backend services and microservices. Translate requirements into scalable architectures, implement REST/HTTP services, work with RDBMS and NoSQL, enable DevOps and SRE practices, and collaborate across teams to deliver production-grade systems.

Technical project/tech lead role requiring 8+ years experience in Windows networking and file server protocols. Must be proficient in C/C++, able to read RFCs/protocol specs, use Visual Studio and network monitoring tools (Wireshark, Message Analyzer), and perform protocol testing and development.