> Markdown version of [/jobs/ext/604622-software-engineer-iii](https://www.wearedevelopers.com/jobs/ext/604622-software-engineer-iii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer III - **Company:** Zinnia, Inc. - **Location:** United States - **Experience:** Expert - **Salary:** $100,000.0 - $120,000.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, ASP.NET, .NET Framework, Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Application Integration Architecture, Computing Platforms, JIRA, Unit Testing, C Sharp (Programming Language), Software as a Service, Cloud Computing, Cloud Engineering, Data Structures, Github, Microsoft Visual Studio, Model View Controller (MVC), OAuth, Scrum Methodology, Redis, Swagger, Simple Object Access Protocol (SOAP), Software Deployment, Software Engineering, SQL Server Reporting Services, Web Applications, Extensible Markup Language (XML), Postman, ReactJS, Large Language Models, Prompt Engineering, AngularJS, Solid Principles, Api Design, Restful APIs, Api Management, Serverless Computing, Web Api - **Published:** June 24, 2026 - **Apply:** https://www.dice.com/job-detail/af02c7d4-73b0-4052-8ca4-a839896af1ed ## About the Role * AI INTEGRATION: Practical hands-on experience embedding AI capabilities into production software - including LLM API integration, prompt engineering and developing AI-adjacent features - actively deepening this expertise as a core part of a modern engineering toolkit. * Microsoft.NET (5-7 Years) deep, well-rounded expertise across the complete software development lifecycle using.NET technologies. * Consistently delivers end-to-end solutions - from requirements gathering through production deployment - within Agile/Scrum teams. Core stack: C#, ASP.NET Core, MVC, and Web API, utilizing Visual Studio IDE, SSRS, SOAP, XML, and GitHub. * Strong understanding of advanced design patterns, API-first design, and SOLID principles. * AWS (Cloud) Hands-on experience deploying and managing cloud infrastructure on AWS - covering compute, storage, serverless, and observability. * Able to work independently across the cloud stack, moving beyond basic service consumption to support real engineering needs. * RESTful API Skilled in designing, building, and consuming secure RESTful APIs with a strong command of industry standards. * Well-versed in OAuth2 authentication, Open API/Swagger documentation, and API testing workflows using Postman. * Collaboration & Communication: Effective communicator with strong interpersonal and critical thinking skills. * Experienced working within cross-functional, global teams - handling client communication, issue management, deployment support, and technical documentation with confidence. BONUS: * Working experience on enterprise-level applications/products * Working experience in React/Angular, REACT, KONG, JIRA * Experience with Web-based software as a service (SaaS) application * Knowledge of Redis Cache for in-memory data structure storage and caching ## Description Software Engineer plays a key role in the design, development/configuration, unit testing, installation, and ongoing maintenance of Zinnia software platforms. Works with stakeholders to develop solutions and/or products that fulfill the needs of Zinnia's internal stakeholders and clients. Those solutions and/or products help Zinnia and Zinnia clients to be more efficient and provide better service to end customers. Software Engineer interacts directly with project managers and business stakeholders and may periodically interact directly with Zinnia's clients. Will facilitate, architect, and enable junior team members by acting as a mentor for soft skills and/or technical subject matter experts., * Work as part of a global, cross-functional team to develop innovative software for Zinnia's stakeholders. * Contribute to projects by creating well-designed, customized, testable, and efficient code for Life & Annuity Exchange platforms. * Assist our teams in providing ongoing support, troubleshooting, improvements, or custom enhancements to existing Life & Annuity Exchange platforms. * Flexibility to support the challenging development and delivery needs of Zinnia * Collaborate with our global teams, internal stakeholders, and customers. * Ability to work in a fast-paced environment, recognize and react to changing business needs and effectively prioritize tasks * Must be self-motivated and able to work independently and in conjunction with team members and business units. Enthusiasm and flexibility to work on a variety of projects ## Related Videos - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Hiring AI Native Talents](https://www.wearedevelopers.com/videos/100268-hiring-ai-native-talents) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) ## Related Articles - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)