Software Engineer III

Posted 5 Hours Ago
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Alpharetta, GA, USA
In-Office
Senior level
Insurance • Software
The Role
Develop and support enterprise Life and Annuity Exchange applications using C#, .NET, ASP.NET Core, SQL Server, RESTful APIs, and AWS. Responsibilities include designing scalable services, integrating generative AI and LLM capabilities, optimizing databases, troubleshooting production issues, participating in Agile development and CI/CD, and contributing to system reliability. The role also involves collaborating with cross-functional teams, conducting code reviews, and mentoring engineers while remaining hands-on.
Summary Generated by Built In

WHO WE ARE:

Zinnia 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 ARE:

Zinnia is looking for a hands-on Software Engineer III to help build, enhance, and support our Life & Annuity Exchange platforms.

We're looking for a strong C#/.NET developer who enjoys solving complex technical problems, designing reliable APIs, and building scalable enterprise applications. You'll contribute throughout the software development lifecycle, from technical design and development to testing, deployment, and production support.

You'll also have the opportunity to work with modern Generative AI capabilities, integrating LLM-powered functionality into enterprise applications and improving existing business workflows.

This is an individual-contributor engineering role for someone who wants to remain close to the code while collaborating with a global engineering team and contributing to technical decisions. 

WHAT YOU’LL DO:

  • Design, develop, test, and maintain enterprise applications using C#, .NET, and ASP.NET Core.
  • Build and enhance secure RESTful APIs supporting Zinnia's Life & Annuity Exchange platforms.
  • Develop and optimize SQL Server database queries, stored procedures, and data integrations.
  • Integrate Generative AI and LLM capabilities into application features and business workflows.
  • Develop, deploy, and support cloud-hosted applications, primarily within AWS environments.
  • Troubleshoot production issues, improve application performance, and contribute to system reliability.
  • Partner with engineering, product, and business stakeholders to translate requirements into working software.
  • Participate in Agile development, code reviews, automated testing, and continuous improvement.
  • Share technical knowledge and mentor other engineers while maintaining hands-on development responsibilities. 

WHAT YOU’LL NEED:

  • 5+ years of professional, hands-on software development experience with C# and Microsoft .NET.
  • Strong command of C#/.NET and .NET Core, including MVC, Web API, and object-oriented development.
  • Demonstrated experience personally designing, building, testing, and maintaining RESTful APIs.
  • Strong SQL Server development experience, including complex queries, stored procedures, database design, and performance tuning.
  • Working knowledge of Kong (API gateway) and Redis in API and caching architectures.
  • Experience developing, deploying, or supporting cloud-hosted applications, preferably on AWS services such as EC2, S3, Lambda, RDS, and CloudWatch.
  • Familiarity with design patterns, SOLID principles, source control, automated testing, and CI/CD.
  • Experience contributing to the full SDLC within Agile/Scrum teams.
  • Exposure to integrating Generative AI or LLMs into software applications, such as through API integrations, prompt engineering, or AI-powered workflows.
  • Strong problem-solving and communication skills, with an interest in collaborating across global teams.
  • A demonstrated interest in continuing as a hands-on software developer. 

BONUS POINTS:

  • Experience deploying and supporting LLM-powered functionality in production applications.
  • Familiarity with OAuth2, OpenAPI/Swagger, and API security practices.
  • Frontend experience with React or Angular.
  • Experience with enterprise SaaS platforms or insurance technology.
  • Familiarity with SOAP/XML integrations or SSRS.
  • Experience supporting regulated, high-volume enterprise applications.

WHAT’S IN IT FOR YOU?

Zinnia offers excellent career progression and competitive compensation. 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 www.zinnia.com 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.

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Skills Required

  • 5+ years of professional hands-on software development experience with C# and Microsoft .NET
  • Strong command of C#/.NET and .NET Core, including MVC, Web API, and object-oriented development
  • Experience designing, building, testing, and maintaining RESTful APIs
  • Strong SQL Server development experience, including complex queries, stored procedures, database design, and performance tuning
  • Working knowledge of Kong API gateway and Redis
  • Experience developing, deploying, or supporting cloud-hosted applications, preferably using AWS services
  • Familiarity with design patterns, SOLID principles, source control, automated testing, and CI/CD
  • Experience contributing to the full SDLC within Agile/Scrum teams
  • Experience integrating Generative AI or LLMs into software applications
  • Strong problem-solving and communication skills
  • Interest in continuing as a hands-on software developer
  • Experience deploying and supporting LLM-powered functionality in production applications
  • Familiarity with OAuth2, OpenAPI/Swagger, and API security practices
  • Frontend experience with React or Angular
  • Experience with enterprise SaaS platforms or insurance technology
  • Familiarity with SOAP/XML integrations or SSRS
  • Experience supporting regulated, high-volume enterprise applications

Zinnia (zinnia.com) Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Zinnia (zinnia.com) and has not been reviewed or approved by Zinnia (zinnia.com).

  • Leave & Time Off Breadth — Flexible or 'unlimited' PTO is described for many salaried roles, with additional volunteer time, holidays, and wellness days noted. Feedback suggests time off is broadly seen as a solid component of the package.
  • Parental & Family Support — Paid parental leave is explicitly included in role descriptions, and anecdotes cite substantial leave durations. Feedback suggests family leave is a meaningful part of total rewards in the U.S. footprint.
  • Retirement Support — A 401(k) is standard with indications of company matching and, in some cases, profit sharing alongside bonus eligibility. Feedback suggests retirement programs contribute materially to overall compensation.

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The Company
HQ: Greenwich, CT
1,258 Employees
Year Founded: 2005

What We Do

Zinnia is Where Complexity Ends and Simplicity Begins. By merging decades of industry expertise with advanced technology, Zinnia seeks to transform the life and annuity experience from end-to-end. We will empower our clients to innovate and launch products faster, to buy, sell, manage, and service products more effectively, and to better serve their customers.

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