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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Back-End Developer - Onsite at Fort... - **Company:** Booker DiMaio, LLC - **Location:** Fort Belvoir, VA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Amazon Web Services, Data Analysis, Server Applications, Microsoft Azure, C Sharp (Programming Language), Software as a Service, Code Review, Databases, Data Systems, Relational Databases, Django Web Framework, Python (Programming Language), PostgreSQL, Memcached, Enterprise Messaging Systems, MongoDB, MySQL, Node.Js, NoSQL, RabbitMQ, Redis, Ansible, Ruby, Secure Coding, Signal Processing, Software Engineering, Systems Integration, Software Organization, Google Cloud, High Performance Computing, Software Security, Software Application Programming, AWS Lambda, Backend, Containerization, Infrastructure Automation Frameworks, Information Technology, Cassandra, Apache Kafka, Graphql, Restful APIs, Terraform, Serverless Computing, Programming Languages, Microservices - **Published:** August 2, 2026 - **Apply:** https://www.juju.com/job/00000000gl8ofl ## About the Role + Active TS/SCI clearance with CI Polygraph. + Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline. + 8+ years of professional back-end software development experience. + Strong experience developing applications using Python, Java, C#, Ruby, Node.js, or similar back-end programming languages. + Experience designing and developing RESTful APIs and GraphQL services. + Experience working with relational databases such as PostgreSQL or MySQL and NoSQL databases such as MongoDB or Cassandra. + Experience developing cloud-based applications using AWS, Azure, or Google Cloud Platform. + Experience using Docker and Kubernetes containerization technologies. + Experience with server-side frameworks such as Django, Spring, or .NET. + Strong understanding of application security, secure coding practices, and software development within classified or highly secure environments. + Excellent analytical, troubleshooting, and problem-solving skills. Preferred Qualifications + Experience supporting Intelligence Community or Department of Defense programs. + Experience with signal processing or data analysis applications. + Experience with high-performance computing (HPC) environments. + Experience with messaging technologies such as Kafka or RabbitMQ. + Experience with in-memory data technologies such as Redis or Memcached. + Experience designing and developing microservices architectures. + Experience using Infrastructure as Code (IaC) tools such as Terraform or Ansible. + Experience developing serverless applications using AWS Lambda, Azure Functions, or similar technologies. ## Description Booker DiMaio is seeking an experienced Senior Back-End Developer to support a mission-critical Federal Intelligence Community program. This position is responsible for designing, developing, and maintaining secure, high-performance server-side applications, APIs, and system integrations that support mission-critical operations within a highly classified environment. The ideal candidate has extensive experience building scalable back-end systems, designing RESTful APIs, developing database-driven applications, and integrating secure enterprise solutions. This individual will work closely with front-end developers, data engineers, and other technical teams while leading technical design efforts, conducting code reviews, and mentoring junior developers. Key Responsibilities + Design, develop, and maintain secure, scalable server-side applications and services. + Develop and maintain RESTful APIs and system integrations supporting mission-critical applications. + Design, build, and optimize relational and NoSQL databases to ensure performance, scalability, and reliability. + Integrate applications with government authentication systems, security frameworks, and enterprise services. + Implement security controls and best practices to protect applications operating within highly classified environments. + Collaborate with front-end developers, data engineers, and cross-functional technical teams throughout the software development lifecycle. + Lead code reviews, maintain technical documentation, and promote software development best practices. ## Related Videos - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Coffee with Developers: David Heinemeier Hansson](https://www.wearedevelopers.com/videos/875-coffee-with-developers-david-heinemeier-hansson) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) - [Coroutine explained yet again 60 years later](https://www.wearedevelopers.com/videos/690-coroutine-explained-yet-again-60-years-later) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)