Backend Developer Jobs in Warrenton, VA

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Back End Software Developer

QinetiQ US

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Chantilly, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a
Posted 60+ days ago | Updated 11 hours ago

Sr Backend Developer - Golang, Python, Blockchain

SES

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Remote

Full-time

Sr Backend Developer - Golang, Python, Blockchain Top 4 Technical Skills: Experience using the following Tech Stacks: Golang; Python; and NodeJS Familiarity with backend databases: SQL, PostgreSQL, or MongoDB Understanding of cryptography, consensus algorithms, and other core concepts of blockchain technology Familiarity with Private Blockchain as well as Public platforms such as Ethereum, Hyperledger, and/or Corda Top 3 Soft Skills: Outstanding Communications Collaboration Proven ability to
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Posted 2 days ago | Updated 1 day ago

Backend Developer (Python, Airflow, StarRocks) - Remote

FlairTech Solutions

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Remote

Contract, Third Party

Role: Backend Developer (Python, GraphQL,Microservices) Location: Remote Lead or assist with refactoring legacy code for compatibility with the new StarRocks backend. Implement and maintain GraphQL endpoints that integrate with the new architecture. Write, optimize, and migrate SQL logic from MySQL to StarRocks. Collaborate cross-functionally (no silos); ability to plug in quickly and support various engineering functions as needed. Write tools and scripts for performance/load testing when neede
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Posted 1 day ago

Backend Developer Level 2

Kforce Technology Staffing

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Remote or Cincinnati, Ohio, USA

Contract, Third Party

RESPONSIBILITIES: Kforce has a client that is seeking a Backend Developer Level 2 in Cincinnati, OH. Summary: We're looking for a skilled Backend Developer to join the Supply Chain Strategic Operations Support (SCSOS) team, which owns the full DevSecOps responsibilities for four enterprise applications. This role is essential to the long-term support and enhancement of applications that require 24x7 availability. You'll play a key role in the design, development, and maintenance of scalable bac
Posted 11 days ago | Updated 4 hours ago

Remote Backend Developer (EST)

Find Great People

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Remote

Full-time

Ideal Background: 4+ years of experience focused on backend development for web-based applications Strong communication skills, both written and verbal, in English Detail-driven and well-organized, with a proactive mindset Core Technical Strengths: Advanced hands-on development using Node.js and TypeScript Solid understanding of object-oriented design and architecture principles Skilled in working with APIs, including REST and GraphQL Practical experience with Shopify Plus, including working wit
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Posted 12 days ago

W2 Role || Backend Java Developer****Must be local to VA***Inperson Interview

V.L.S. Systems, Inc

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Manassas, Virginia, USA

Contract

Role: Backend Java Developerr Location: Manasas, VA (4 to 5 days a week) Duration: 12-month contract-to-hire Backend Java Developer (10 years of experience), Springbot, API, Multi-threading, some Python, and finally Linux experience. They don t use windows, Client uses Linux. . The interview must be in person and work on site is 4 possibly 5 days a week at 7.5hrs a day, 37.5hrs a week. Job Description: We are partnered with the worlds leading provider of secure financial messaging services in t
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Posted 31 days ago | Updated 19 days ago

Sr Back End Developer

Confidential Company

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Remote

Contract

We are an award-winning team of very trusted and respected technologists looking for a senior back end developer to join our team for a 100% remote project. Must have deep expertise in back end development and API development, with solid understanding of Python and interested in working doing general app/web dev with Python. This is a contract role, paid hourly c2c, and can be 20 hours per week, 30 hours per week, or 40 hours per week. Sound like a fit? Let's talk!
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Posted 60+ days ago | Updated 19 days ago

Java Backend Developer

SAR TECH LLC

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Remote or Sunnyvale, California, USA

Third Party, Contract

Job Title: Java Backend Developer Location: Sunnyvale, CA (Hybrid 2-3 days onsite) Duration: Long-term Contract Rate: $65/hr on C2C Visa: Open to All Visa Types Client: TBD Job Description: We are seeking a talented and experienced Java Backend Developer with strong expertise in building scalable and maintainable microservices using Java and Spring Boot. The ideal candidate should have 7+ years of backend development experience, including designing REST APIs, working with relational and NoSQL d
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Posted 22 days ago

Backend Java Developer

BGI, LLC

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Remote

Full-time

Position Summary BGI is seeking a skilled and motivated Backend Java Developer to join our growing engineering team. In this role, you will be responsible for designing, developing, testing, deploying, and maintaining the server-side logic and APIs that power an automated material tracking platform. You will leverage your expertise in Java and the Spring Framework to build high-quality, high-performance, and reliable backend services. You will collaborate closely with front-end developers, produ
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Posted 60+ days ago | Updated 16 days ago

Backend Software Developer

Maxar Technologies Holdings Inc

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Reston, Virginia, USA

Full-time

Please review the job details below. Project: The Back-end Developer will work independently and as part of a cross-functional team comprised of technical experts supporting an established and growing Intelligence Community (IC) mission. You will need to quickly understand complex technical concepts, make assessments, and articulate your recommendations to the customer. Previous experience working on-site to support the Department of Defense (DoD) and the Intelligence Community (IC) is highly d
Posted 1 day ago | Updated 11 hours ago

Fullstack Developer - Backend Specialization

SilverEdge

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Reston, Virginia, USA

Full-time

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking a Fullstack Web Developer - Backend Specialization to join our dynamic team. This individual will play a pivotal role in developing innovative and e
Posted 59 days ago | Updated 11 hours ago

Java Backend Developer | Remote

Doyensys Inc

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Remote or Dallas, Texas, USA

Contract, Third Party

Doyensys is a Management and Information Technology consulting services company based out of Dallas, TX. With 200+ employees globally, we support customers around the globe to solve their business and technology challenges. Great culture, excellent benefits , consistant growth are some of the attributes of Doyensys. We look for great talents to join our thriving team. Why settle for less?Job Title: Java Developer Location: Remote is ok. Most team members work outside of the Cincinnati area. Core
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Posted 26 days ago | Updated 2 days ago

Java Backend Developer

Randstad - Torc

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Remote

Contract

We are looking for a Java Backend Developer to join our team! You will be responsible for designing, developing, and maintaining scalable and high-performance backend systems. If you are passionate about backend development, microservices, and cloud-based applications, this is the right opportunity for you! ResponsibilitiesDesign, develop, and maintain high-performance backend applications using Java.Implement RESTful APIs and integrate with external services.Work with microservices architecture
Posted 60+ days ago | Updated 18 days ago

Software Engineer, Backend ( Developer Experience - Server Foundations)

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 11 hours ago

Principal Member of Technical Staff - Backend Developer - Remote

Oracle Corporation

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Remote

Full-time

Job Description Are you ready to embark on a journey that will revolutionize healthcare and improve patient outcomes on a global scale? The Oracle Health division is leading the charge in healthcare innovation, and we are seeking an exceptional Principal Member of Technical Staff to join our Clinical Digital Assistant (CDA) team where you will be at the heart of this transformative mission. The Role: As a Principal Member of Technical Staff, you will be a key contributor to the development and
Posted 15 days ago | Updated 11 hours ago

Backend Developer - TypeScript/Node

Covenant Eyes

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Remote

Full-time

We do not allow remote work in the following states - CA, CO, CT, LA, ME, MA, NJ, NY, OR, RI, VT, WA, WV, and Washington DC. Overview OverviewWorking at Covenant Eyes is about something bigger than creating and selling software; its about creating a movement and changing culture. At the end of the day you are contributing to saving a marriage, protecting a childs innocence, strengthening a commitment to purity, and working to end sexual exploitation. As a company focused on restoring relationshi
Posted 60+ days ago | Updated 24 days ago

Lead/Senior Java Backend Developer (Java, Backend, Kafka, Spring Boot, Microservices)

Brillio, LLC

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Remote

Full-time, Third Party

Role: Lead/Senior Java Backend Developer (Java, Backend, Kafka, Spring Boot, Microservices) Years of Experience: 10+ years Location: Remote Looking for W2 or Full Time for this remote position. Job Description: Skills: Java, Spring boot, REST API, Kafka, Microservices Contributing to all stages of software development lifecycle Coding, unit testing, implementation, deploying builds, troubleshooting Production and environmental issues, coordination with QA, App Support & Business Design, impleme
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Posted 60+ days ago | Updated 19 days ago

Lead Java Back End and Angular Developer - C13 - IRVING

Citi

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Remote or Irving, Texas, USA

Full-time

The Back End Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and pro
Posted 26 days ago | Updated 11 hours ago

Senior Backend Cloud Developer (.NET/Azure)

Main Sail, LLC

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Remote

Contract

Position Description: Team Composition and Methodology The client s team operates in an agile environment, utilizing a modified scrum methodology. The larger team includes approximately 30 professionals, split into smaller, focused groups of 5 7 members each, led by Team Leads. Each team has distinct roadmaps and features to deliver. The structure is cross-functional, including developers, testers, and DevOps engineers, with access to dedicated environments. Client Overview Our client's customer
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Posted 52 days ago | Updated 1 day ago

Backend Engineer (GoLang Developer)

SES

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Remote

Full-time

Systems Engineering Services is seeking a Backend engineer with a focus on Golang Development based out of the DMV area. Top 5 Technical Skills: Experience using the following Tech Stacks: Golang; Python; and NodeJS Understanding of cryptography, consensus algorithms, and other core concepts of blockchain technology Familiarity with Private Blockchain as well as Public platforms such as Ethereum, Hyperledger, and/or Corda Top 3 Soft Skills: Outstanding Communications Collaboration Proven abilit
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Posted 2 days ago