Software Engineer III

Software Engineer IIIAlpharetta, GA - HybridZinnia is the leading technology platform for accelerating life and annuities growth. With innovative enterprise solutions and data insights, Zinnia simplifies the experience of buying, selling, and administering insurance products. All of which enables more people to protect their financial futures. Our success is driven by a commitment to three core values: be bold, team up, deliver value – and that we do. Zinnia has over $180 billion in assets under administration, serves 100+ carrier clients, 2500 distributors and partners, and over 2 million policyholders.Who You AreSoftware 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.What You'll DoWork 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 ZinniaCollaborate 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 tasksMust 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 projectsWhat You'll NeedPractical 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.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.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.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.Extensive experience in SQL Server database development, writing complex queries, stored procedures, performance tuning, data modeling, and supporting enterprise-scale applications.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.BonusWorking experience on enterprise-level applications/productsWorking experience in React/Angular, REACT, KONG, JIRAExperience with Web-based software as a service (SaaS) applicationKnowledge of Redis Cache for in-memory data structure storage and cachingWhat's In It For You?Zinnia offers excellent career progression and competitive compensation with the goal of retaining and growing talented team members. The salary range for this role is $100,000-$120,000. All offers presented to candidates are carefully reviewed to ensure fair, equitable pay by offering competitive salaries that align with the individual's skills, education, experience, training, and geographic location. The range may vary above or below the stated amounts. We offer great benefits, including health/dental insurance, parental leave, 401(k), incentive/bonus opportunity, tuition reimbursement, and so much more. We're looking for the best and brightest innovators in the industry to join our team. At Zinnia, you collaborate with smart, creative professionals who are dedicated to delivering cutting-edge technologies, deeper data insights, and enhanced services to transform how insurance is done. Visit our website at for more information. Apply by completing the online application on the careers section of our website. We are an Equal Opportunity employer committed to a diverse workforce. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability.Notice for California residents: Information about how we collect and use your personal information can be found here