Senior Web Developer

What we need

We are looking for a skilled and driven Senior .NET Developer with 7-10 years of experience to join our team. This role will focus on building and enhancing modern, scalable web applications, including strategic initiatives such as the redesign of our Employer Portal. The ideal candidate brings strong full-stack development expertise, including experience working with front and backend Web applications, React, CMS platforms like Optimizely, and a solid understanding of Web Architecture.

What you’ll do

• Design, develop and implement website features using technologies such as C#, ASP.NET Core, SQL Server, RESTful APIs, React, JavaScript and Visual Studio

• Contribute to the architecture and technical design of scalable, high-performance web applications in collaboration with lead and other developers

• Develop and enhance features for key strategic initiatives, including major platform redesigns and ongoing website improvements

• Integrate and manage external APIs for authentication, customer identity, validations and enterprise system integrations

• Work with Optimizely CMS to deliver personalized and content-driven user experiences

• Build and maintain CI/CD pipelines and workflows using Azure DevOps

• Implement caching and performance optimization strategies using Memurai (Redis)

• Develop and maintain microservices-based architecture and backend services

• Troubleshoot and resolve technical issues identified during QA and UAT cycles

• Collaborate closely with UI/UX designers to translate mockups into scalable, high-quality implementations

• Ensure adherence to coding standards, best practices and secure development SOLID principles

• Partner with Infrastructure and Security teams to maintain a secure and optimized application environment

• Monitor application performance and perform preventative maintenance to ensure stability and reliability

• Proactively identify opportunities for system and performance improvements

• Participate in Agile ceremonies including sprint planning, stand-ups and retrospectives

• Create and maintain technical documentation based on business requirements

What you should have

• Bachelor’s degree in computer science or related field (or equivalent practical experience)

• 7+ years of experience in web application development using Microsoft technologies

• Strong expertise in .NET Core / ASP.NET MVC

• Hands-on experience with React and/or Angular

• Experience building and consuming RESTful APIs

• Strong proficiency in SQL Server, including stored procedures and functions

• Experience with Azure DevOps (repos, pipelines, CI/CD)

• Experience with Optimizely (Episerver) CMS

• Familiarity with authentication platforms (e.g., Okta) and secure API integrations

• Familiarity with message queues (RabbitMQ) and distributed systems

• Working knowledge of Memurai/Redis caching

• Solid understanding of responsive design, React, HTML, CSS and JavaScript

• Strong troubleshooting, analytical and problem-solving skills

• Understanding of how to validate and review code to meet quality, security and maintainability standards

• Strong grasp of performance tuning and optimization

What you’ll get

TCDRS offers a competitive salary and excellent health benefits with a dynamic, stable and pleasant work environment in Austin, Texas, overlooking Zilker Park. Our hybrid schedule combines four days in the office fostering connection and teamwork with one remote day each week to support focus and flexibility. This is not just a job, but a chance to help thousands of Texans plan for the future.