CA-CalSTRS Senior Full Stack Developer (.NET)

 Senior Full Stack Developer (.NET)

Location: West Sacramento, CA (hybrid 2–3 days/week onsite;

 Type: Contract
 Duration: Up to 24 months + option to extend

About the engagement

To support Our Public sector client is building a modern MOTS pension administration platform (Sagitec Neospin / Microsoft .NET) We are sourcing Senior Full Stack Developers who can lead design/development and partner tightly with QA on automation, defect triage, and release readiness.

Must-have experience:

• 10+ years (within last 12) as a Software Developer delivering complex web applications using Microsoft .NET / ASP.NET (MVC and/or ASP.NET Core), C# with solid OOP, and UI with jQuery, JavaScript, HTML, XML/JSON — including unit/SIT test utilities you built or owned.
  
• 10+ years (within last 12) with Microsoft SQL Server: interpreting complex data models, advanced T-SQL (joins, grouping, windowing), stored procedures, views, and practical performance awareness.
  
• 7+ years implementing automated testing in large organizations: converting manual cases, shared step libraries, tooling for reuse, evangelizing regression automation; languages such as C#, Java, Python, or Shell as part of automation.
  
• 7+ years building/maintaining test harnesses, environments, test data, and cases across system, functional, performance, and regression testing.
  
• 7+ years authoring test requirements, platform/test architecture notes, test plans/strategies, and specs.
  
• 5+ years data validation/reporting with SQL; 7+ years defect tracking (JIRA or enterprise ALM).
  
• 7+ years translating business/functional/technical requirements into testable requirements and cases; analyzing results and tuning data/cases.
  
• 5+ years requirements elicitation, use cases, business rules, and functional/non-functional documentation.
  
• Bachelor's degree (or higher) in Computer Science, Computer Engineering, or related field (diploma available on request).
  
• Committed to hybrid onsite 2–3 days/week at CalSTRS HQ, West Sacramento, CA (or as required).
  

Strongly preferred (differentiators)

• Pension, retirement, insurance, banking, or large MOTS/COTS financial systems experience
  
• Azure DevOps pipelines, Git branching strategies, code review culture
  
• Selenium / SpecFlow / Playwright + API testing experience
  
• Exposure to multi-tier .NET apps with SQL Server deployment/configuration awareness
  
• Excellent written and verbal communication; comfortable in daily triage and stakeholder reviews
  

Responsibilities

• Design and develop .NET web components for Benefit Connect and related enterprise apps
  
• Contribute Application Design / technical documentation and maintainable code
  
• Build tests/utilities; support automated regression; participate in defect triage and releases
  
• Partner with client's technical leadership; report weekly status and hours