GraphQL and API Integration Developer

At Solution Street, our employees have many opportunities to work on interesting, challenging projects supporting clients one-on-one in various domains primarily in the commercial space. Our company culture thrives on our five core values:
Honesty, Respect, Transparency, Dependability, and FUN! They're embedded in everything we do and how we do it!

We are looking for a Graph

QL and API Integration Developer to help build and deliver a modern, federated Graph

QL API that exposes data from existing enterprise systems. This is a hands‑on engineering role focused on API development, integration, and collaboration within an agile team.

• Build and maintain Graph
  
  QL APIs using ASP.NET Core and the Hot Chocolate framework
• Implement federated Graph
  
  QL subgraphs integrating multiple backend systems
• Work with relational data sources, primarily PostgreSQL
• Develop containerized services using Docker and deploy to Kubernetes with Helm
• Integrate secure authentication and authorization using OAuth2 and Entra
• Participate in agile ceremonies including sprint planning, standups, and code reviews

• 3+ years of software engineering experience
• Production experience with Graph
  
  QL APIs
• Strong C# and ASP.NET Core background
• Strong SQL/relational database background, Postgre
  
  SQL preferred
• Experience with Docker and Kubernetes
• Familiarity with CI/CD pipelines and cloud native development
• Comfortable working in Agile, sprint based teams

• Experience with Graph
  
  QL federation
• Experience with Chilli Cream Hot Chocolate
• Knowledge of API security, schema governance, or observability
• Experience working with document based data formats such as XML or PDF

• Work on modern API architecture using GraphQL
• Collaborate with experienced engineers and subject matter experts
• Help shape patterns and practices that will be reused across future projects
• Deliver meaningful, production grade solutions

Solution Street, a software engineering firm, was founded by a software developer who envisioned a safe haven for software engineers who wanted to work on interesting, fun projects. Since 2002, we’ve stuck by this principle and as a result, we’ve developed long, lasting relationships with our clients and have a team of great developers who love what they do.

We enjoy working with cutting edge technologies and providing solutions to complex business problems. Our employees are experts in building large, highly scalable and well performing web applications using many technologies. We are Microsoft and AWS partners.

At Solution Street we value all employees and job candidates as unique individuals, and we welcome the variety of experiences they bring to our organization. As such, we have a strict non-discrimination policy. We believe everyone should be treated equally regardless of race, sex, gender identification, sexual orientation, national origin, native language, religion, age, disability, marital status, citizenship, genetic information, pregnancy, or any other characteristic protected by law.

Depending on the position and the candidate’s location, not all roles are available for W-2 employment. In some cases, we may consider engagement through a 1099 contractor arrangement. We offer a relaxed, fun, flexible, working environment with competitive salary + bonus + 100% paid health/dental to employee + life insurance + PTO + long‑term and short‑term disability + 401(k). Solution Street automatically contributes to employees' 401(k) plans.

We are passionate about technology and we share our thoughts and discoveries in our monthly newsletters. To subscribe to our latest blog, please visit:  Solution Street is also a sponsor of NOVA SART (Northern Virginia Software Architecture Round Table Group). Please visit  or check out our Face page  for more information regarding our company culture, the charities we support, and the fun events we do together!