Backend Developer
NS IT Solutions
Position 3: Backend Developer
We are seeking a strong Backend Developer to design, build, and scale our core data integration pipelines and serverless backend services. In this role, you will be responsible for creating high-throughput REST APIs, orchestrating automated ETL workflows, and optimizing heavy relational database layers to ensure seamless data movement across our enterprise systems.
Core Responsibilities :
- Serverless Compute: Design, implement, and maintain scalable, event-driven microservices using Azure Functions (utilizing for real-time API traffic and TimerTriggers for scheduled orchestrations).
- Database & ETL Engineering: Build and optimize complex data flows via ETL pipelines. Write high-performance SQL , design relational schemas, and develop robust stored procedures to handle critical business logic at the data layer.
- API Development: Develop, secure, and maintain scalable, production-grade REST APIs using C# / .NET .
- System Scalability: Monitor, tune, and optimize backend applications to ensure high availability, low latency, and efficient resource utilization under heavy transactional loads.
Required Skills & Experience :
- C# / .NET: 4+ years of professional backend development experience building decoupled, maintainable enterprise services.
- Microsoft Azure: Deep familiarity with serverless architecture, specifically hand-on experience deploying and configuration Azure Functions ( and Timer bindings).
- Advanced SQL: Strong proficiency in relational databases with deep expertise writing complex queries, tuning indexes, and authoring/debugging stored procedures .
- Data Integration: Proven experience building ETL/ELT pipelines and integrating disparate systems via robust RESTful web services .
- Performance Mindset: Understanding of concurrency, caching strategies, and data serialization techniques necessary for building scalable services.
Nice-to-Have :
- Experience working within the hospitality technology or Point of Sale (POS) analytics verticals.
- Knowledge of Azure monitoring tools (Application Insights) and CI/CD deployment pipelines (Azure DevOps / GitHub Actions).
Note: Local Candidate(s) preferred but Client is willing to consider out of state candidate(s) who can come for an onsite interview and relocate at their own expense from Day 1.
- ...Backend Developer Key Technologies: GoLang WebAssembly (WASM) APIs supporting React-based front-end applications Real-time collaboration services and platform performance optimization Work Authorization -USC, GC or H1B - must be your direct...SuggestedContract workH1bRemote work
$110k - $115k
...Job Description Job Description Application Developer II ROLE We need an experienced Back End Application Developer at the Naval... ...compliance. In this role, you will architect and sustain the backend engine powering NDC's mission-critical systems, building and maintaining...SuggestedFull timeWork at officeWorldwide- Key Responsibilities Design, develop, and maintain scalable full stack web applications using Ruby on Rails and modern frontend technologiesBuild... ...solutionsDevelop reusable frontend components and scalable backend architectures following best practicesWork with relational and...SuggestedFull timeMonday to Friday
$98k - $163k
...conscious DevOps and data-pipeline practices.What you Will Do Design, build, and maintain backend services in Node.js/Express, exposing secure REST APIs for MeSH editing and browsing.Develop responsive Angular front-ends (Angular Material, Bootstrap, RxJS) for record,...SuggestedFull timeFlexible hours- ...efforts with relevant teams. Collaborate with incident response team to identify root causes and implement preventive measure. Develop and maintain a comprehensive vulnerability management program. Assist in the development and implementation of security policies...Suggested
- ...Overview: Position Title * Sr. Backend Java Developer Position Responsibilities Role: Senior Backend Java Developer Location: McLean, VA - Onsite (5 days/week) | Local candidates only Key Responsibilities Design, build, and maintain backend services...Local area
$107.9k - $195.05k
Leidos has an exciting opportunity for a Sr. Full Stack Developer in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and...Full timeImmediate startFlexible hours- Analytica is seeking a Full Stack Developer to support the design, development, testing, deployment, and maintenance of secure, scalable enterprise applications for a federal government client. The ideal candidate will work across the full software development lifecycle...For contractorsLocal area
- ...TechMContact: Meghana GorusuCompany: SRI Tech SolutionsJob Title: AI/ML Backend DeveloperLocation: Washington DC (Onsite)Contract / FulltimeJob... ...solutions.Key Responsibilities:Backend Development: Design, develop, and maintain REST APIs using Python to integrate AI/ML...Contract work
- ...An established financial services organization is seeking a Senior Backend Java Developer for a hybrid opportunity in Vienna, Virginia. This role focuses on designing, developing, and supporting scalable backend services and APIs that power modern digital banking experiences...Monday to FridayShift workDay shift3 days per week
$86.8k - $198k
Back-End DeveloperThe Opportunity:As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for an experienced back-end developer with the...Full timeContract workPart timeWork at officeLocal areaRemote work$86.8k - $198k
...than just a nice-looking interface and data. You need the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for a software engineer like you to develop efficient and effective software, from vision to...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Job Description: Short Description: The Senior JAVA Developer position requires in-depth knowledge of JAVA and J2EE background using Spring Technologies framework, design, and architectural styles /API’s (REST/RPC) and Agile methodologies for the development of application...Contract work
$60k - $180k
...& infrastructure, cybersecurity, data delivery & analytics, and IT talent solutions. M9 Solutions is seeking a Full Stack Developer to work hybrid remote/onsite in support of a government contract for a client located in Bethesda, MD. An active TS/SCI clearance...Full timeContract workFor contractorsRemote workWeekend workAfternoon shift$140k - $220k
...Overview Black Canyon Consulting (BCC)is searching for a Full-Stack Developer to support the User Services and Collection Division (USCD), part of the U.S. National Library of Medicine, National Institutes of Health. The USCD is responsible for managing the NLM's...Full time- ...: • Building new platform features, designing and coding both the frontend interfaces advisors see and the backend services that power them • Developing and maintaining APIs, building the backend services that pull in market data, fund data, and portfolio models and...
- ...Job Title: Full Stack Developer Location: Bethesda, MD Key Responsibilities • Design, build, and maintain full stack features... ...a fintech portfolio analytics platform • Develop and support backend services and APIs powering portfolio modeling and analytics •...
- ...Senior Full Stack Developer Bethesda, Maryland Black Canyon Consulting (BCC) is searching for a Sr. Full Stack Developer to support... ...new functionality for user interaction and scientific data backend, using modern APIs and frameworks Build highly efficient backend...Full timeWork experience placementWork at officeRemote work
- ...Overview Black Canyon Consulting (BCC) is actively looking for a mid-level Full Stack Developer (C++) to support our work for the National Center for Biotechnology Information (NCBI) at the National Library of Medicine (NLM), an institute of the National Institutes...Full timeWork at officeRemote workFlexible hours
- ...Full Stack Developer Black Canyon Consulting (BCC) is searching for a Full-Stack Developer (Python/Django/Angular) to support the National Center for Biotechnology Information (NCBI), part of the U.S. National Library of Medicine, National Institutes of Health. This...2 days per week
$140k
...Full Stack Developer Bethesda, MD Pay From: $140,000 MUST: Experienced Full Stack Developer TS/SCI Poly clearance required Must have DoD 8570 IAT Level II Certification, such as Security+ 3 years of experience with UI/UX, including with a front-end...$93k - $110k
...Ullico Inc. is actively recruiting a Full Stack Developer II to join our IT department in Silver Spring, MD. The Full Stack Developer II will assist with the design, implementation and maintenance of Ullico's internal and external web applications as a full-stack web developer...Permanent employmentTemporary work$68.08k - $141.83k
...Summary:The Frontend / UX Engineer is responsible for designing, developing, and optimizing user interfaces that deliver a secure,... ...RBAC). The engineer collaborates closely with product owners, backend/API engineers, and operational stakeholders to translate business...Full timeContract workTemporary workWork at officeRemote workFlexible hours- ...individuals, communities, societies, and our planet. EMI values candidates with growth mindsets who believe their talents can be developed through hard work, smart strategies, and input from others. About the Role EMI seeks an experienced Full‑Stack Web Developer to design...Temporary workApprenticeshipLocal areaRemote work
- Who is Fusion Technology?Fusion Technology is a performance-driven HUBZone Small Business concern residing in the heart of the beautiful mountainsides of West Virginia, steps away from the Federal Bureau of Investigation's Criminal Justice Information Services Division'...Temporary workWork at office
$98k - $163k
...maintain VSAC applications using React, Node.js, Java, and Spring.Develop secure REST APIs for value set search, retrieval, download,... ..., REST APIs, Linux environments, and collaborative development.Backend experience with Node.js and Java/Spring, including secure REST...Full timeFlexible hours$180k - $240k
...industry leader in CPS protection, in their search for a skilled Backend Engineer. As a Backend Engineer, you will design and implement... ..., including whole feature architecture Plan, design, and develop systems with complex performance scale considerations Use, design...Full timeRemote workWorldwideWeekend work$112.13k - $186.88k
...years, Turnitin has partnered with educators and institutions to develop learning integrity solutions that recognize the enduring value... ...and feedback functionality. The Senior Software Engineer - Backend Services will be responsible for designing, implementing, and maintaining...Remote workHome office- ...Job Description Job Description One Federal Solution is seeking an experienced API Backend Developer to support the National Agricultural Library (NAL) Library Support System. The successful candidate will provide backend development services with a primary focus on...
- ...complex business process automation, modernizing legacy systems, developing enterprise software, and ensuring security and compliance with... ..., PrimeFaces, and related technologies. Develop and maintain backend business logic using Java EE / Jakarta EE frameworks and...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Backend Developer. Be the first to apply!


