[Remote] Senior Backend Engineer
Note: The job is a remote job and is open to candidates in USA. Agile Defense is focused on bringing adaptive innovation to support the nation's most important missions through advanced technologies. They are seeking a Senior Backend Engineer responsible for designing, building, and optimizing core services and APIs for desktop and distributed software applications, ensuring performance, reliability, and security.
Responsibilities
- Design and implement scalable backend services and APIs to support thick client desktop applications
- Architect service-layer logic for validation, analytics, and business rule enforcement
- Develop and maintain data processing pipelines for structured and semi-structured data
- Optimize backend systems for performance, concurrency, and efficient resource utilization
- Design clean, well-documented RESTful APIs and service contracts for client-server communication
- Implement authentication, authorization, and secure data handling mechanisms
- Support secure communication between backend services and Electron or other desktop client frameworks
- Contribute to database schema design and data modeling strategies
- Participate in code reviews and maintain backend engineering standards
- Collaborate with DevSecOps teams to support containerization, CI/CD pipelines, and automated testing
Skills
- Expertise in one or more backend languages and frameworks such as: Java / Spring, Python / FastAPI / Django, C# / .NET, Node.js
- Strong experience designing and building RESTful APIs
- Experience working with relational and/or NoSQL databases, including schema design and performance tuning
- Experience with structured data formats such as JSON, XML, CSV, or schema-driven models
- Solid understanding of concurrency, memory management, and system performance
- Experience supporting client-server architectures that include thick client applications
- Experience delivering software in Agile/Scrum environments
- Typically has a Bachelor's or masters degree in Computer Science, Software Engineering, or related field, and 7+ years of experience, or equivalent relevant work experience; e.g., each year of work experience may be substituted for each year of education required
- 7+ years of professional software development experience with strong backend focus
- Experience supporting or integrating with Electron-based desktop applications
- Familiarity with inter-process communication models and secure client-server messaging patterns
- Experience with large file processing, streaming data, or batch analytics
- Exposure to DevSecOps tooling, including: Docker and containerized deployments, CI/CD pipelines, Static code analysis and security scanning tools
- Experience operating in restricted, air-gapped, or regulated environments
- Experience with audit logging, traceability, and compliance-driven systems
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