Senior Full Stack Developer; C#

Senior Full Stack Developer (C#) at Orion Innovation

Role: Senior Full-Stack Developer [C#, Angular]

Type: Remote – working EST Hours

Security Clearance: Must be eligible for up to a Top-Secret Security Clearance.
Job Overview: The Senior Full-Stack Developer role requires expert-level development in C# (.NET Core) to build robust APIs and services. The engineer ensures secure, scalable, and high-volume data persistence using Postgre

SQL.

Key Responsibilities:

• Design, develop, and maintain secure, scalable, and performant microservices and APIs primarily using C# (.NET Core).
• Implement, optimize, and manage distributed data pipelines with an intermediate understanding of Apache Spark to handle high-volume batch and stream processing.
• Architect and optimize database schemas, queries, and persistence layers using Postgres SQL, ensuring high availability and data integrity.
• Develop lightweight, high-speed server-side components and tools using Node.js to complement the primary C# architecture.
• Use Angular for front-end technology.
• Participate in code reviews, define back-end architectural standards, and contribute to infrastructure roadmap planning in collaboration with Dev Ops.
• Tune application code, database queries, and distributed processes for speed, resource efficiency, and scalability.

Must-Have:

• 8+ years of hands‑on experience in software development in C# (.NET Core) for high-volume back‑end development and microservices with experience in Angular for front‑end.
• Postgre
  
  SQL SQL in advanced query optimization, schema design, and performance tuning.
• Apache Spark for large‑scale data processing, Node.js for server‑side APIs.
• Deep experience designing and working with REST APIs and microservices architectures.
• Git, modern CI/CD pipelines, and Agile/Scrum methodologies.
• Solid understanding of design patterns, data structures, and algorithms.

Orion is an equal‑opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, citizenship status, disability status, genetic information, protected veteran status, or any other characteristic protected by law.