Average salary: $105,244 /yearly
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- Key Responsibilities Design, develop, and maintain scalable full stack web applications using Ruby on Rails and modern frontend technologiesBuild responsive and high-performance user interfaces using VueJS, ReactJS, TypeScript, BlueprintJS, TailwindCSS, and/or BootstrapDevelop...SuggestedFull timeWork at officeMonday to Friday
$102.5k - $170.9k
...reimagine the possible, and fulfill their mission promise.Our AI & Data offering provides a full spectrum of solutions for designing, developing, and operating cutting-edge Data and AI platforms, products, insights, and services. Our offerings help clients innovate, enhance...SuggestedLocal area- ...Generative AI / Backend Developer Remote (US-Based) Are you passionate about building AI-powered products and shaping the future of cybersecurity? Our client, a cutting-edge startup focused on AI-driven application security, is looking for a Generative AI / Backend...SuggestedRemote workFlexible hours
$140k - $190k
...efficient, and reliable. Key Responsibilities Architect, develop, and maintain scalable distributed systems with a focus on... ...requirements into technical solutions. Work directly with end users to ensure that Method is meeting operational needs and solving...SuggestedShift work$180k - $240k
...deployment, including whole feature architecturePlan, design, and develop systems with complex performance scale considerationsUse,... ...chances of interviewing at ClearanceJobs by 2xGet notified about new Back End Developer jobs in Washington, DCWashington, DC $120,000.00-$150...SuggestedRemote workWorldwideWeekend work$86.8k - $198k
Back End DeveloperThe Opportunity: As a software engineer, you know that good software is more than just a nice-looking interface and data... ...of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for a software engineer...SuggestedFull timeContract workPart timeLocal areaRemote work$130k - $190k
...is to provide an ecosystem of fintech and software solutions that help doctors better manage their practices, so they can have time back to focus on what matters to them most. We operate with urgency, intensity, and ambition. The bar is high because the opportunity...SuggestedFull timeWork at officeWork from home- ...Corporation, Canva, the United States Department of Defense, the United States Air Force, ASICS, and hundreds of global Enterprises. Backed by Sequoia, Intel Capital, and Redpoint, we're building a category-defining company in a $50B+ global translation market being...Suggested
- Required Qualifications: • 1+ years of professional in AI with 5+ in software engineering experience with strong fundamentals in data structures, algorithms, and system design. • Hands-on, real-world experience using Claude Code in development workflow — not just...SuggestedCasual work
$110k - $270k
...Engineer for a confidential client — a well-funded AI platform company used by ML teams globally. In this role you will own features end to end across APIs, CLI tooling, billing systems, and platform integrations. The team is small and senior, the engineering bar is high...SuggestedFlexible hours2 days per week$170k - $210k
...Polygraph. Vantor has an exciting opportunity for a Backend Developer within our Intel sector advancing the national security mission... ...skillsets for the position should not expect to receive the upper end of the pay range. The base pay for this position within California...Suggested- OverviewWe are seeking an experienced Senior Java Backend Developer to design, develop, test, and maintain scalable enterprise applications and backend services.The successful candidate will have strong hands-on experience with Core Java, Spring, Spring Boot, Spring Data...Suggested
$200k
...on experience) Harrison Clarke are partnered with a venture-backed AI infrastructure company building the financial operating system... ...across product, data, and infrastructure to deliver features end-to-end. Help shape the next generation of a platform moving from...SuggestedFull timeImmediate start- 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'...SuggestedTemporary workWork at office
- Senior Backend Software Engineer Function: Engineering Location: Metro DC Preferred (Hybrid: Tuesdays & Thursdays In-Office) Type: Full-Time (must be currently authorized to work in the United States) Reports To : VP of Engineering About Holokai Holokai...SuggestedFull timeWork at office
$160k - $225k
...communication contracts between distributed services. Build event-driven systems using Apache Kafka and similar technologies. Develop real-time communication infrastructure using WebRTC, LiveKit, and related systems. Design data models, database schemas,...Flexible hours$135k - $200k
...it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions... ...problems and empowering developers and end-users to do their work optimally. If you’... ...Paid leave for new parents and subsidized back-up care for all parents• Fertility and...Full timeWork experience placementWork at officeRemote workWork from homeRelocation package$80k - $120k
...and build scalable services to process large volumes of RF data, develop APIs for integrations, and help shape the foundation of our... ...You’ll work closely with RF engineers, data scientists, and front-end developers to deliver mission-critical technology that has real-...Full timeRemote work$174k - $299k
...teams in a fast-moving environment. ~10 years of experience in developing and operating backend services and web applications. ~... ...Excellent communication skills to shepherd communication with end users, technical & business teams to collect requirements, describe...Full timeTemporary workFlexible hours$197.3k - $313.7k
...delightful, trustworthy, and performant at scale.We own quality, developer experience, and platform foundations for Slackbot: what works... ...intuition and experience who build systems and design APIs with the end user in mind.The OpportunityAs a Staff Backend Product Engineer,...Full timeImmediate start$130k - $160k
...enterprise solutions supporting critical mission operations. Engineers on this effort will work with cross‑functional teams to design, develop, and deploy impactful capabilities while helping shape the architecture and technical direction of a long‑term, high‑visibility...Full timeRemote work- LILT is hiring a Backend Engineer in Washington, DC to build the real-time translation backend powering Converse. You will own APIs and services for audio ingestion, diarization, and translation routing, collaborating with frontend teams and interpreters. Bring 2–5 ...
- ...queries for speed and clarity. Implement event‑driven systems (e.g., with NATS) to process real‑time operational data streams. Develop and maintain automated tests to protect correctness, security, and performance as the system evolves. Build and operate...Full timeWork at officeFlexible hours
- Rune Technologies in Washington, DC is seeking a Backend Software Engineer for distribution with 7+ years of backend experience to design and build production systems that move supplies, equipment, and resources through complex logistics networks. You will join a fast...
- ...Cyware is seeking a passionate back-end developer to advance its Cyber Fusion platform for enterprise and public sector use. You will build scalable features for SaaS deployments with strict FedRAMP/GovRAMP compliance, operating across standard cloud infrastructure and...Remote job
- ...Vantor is seeking a Backend Developer to design, develop, test, and deploy scalable applications and APIs using Java and Python. You will design RESTful APIs and microservices, integrate third‑party services, and work across teams to deliver secure, high‑quality software...
- ...actions, and supports advisory, semi-autonomous, and autonomous security response workflows. Key Responsibilities Design and develop scalable backend services using Python/FastAPI or similar backend frameworks Build APIs for telemetry ingestion, modelled state...
- ...Vantor is seeking an API/Java/Python Developer to join our Services team, working with U.S. Government customers to sustain and modernize... ...integrate backend components, and collaborate with engineers to deliver end-to-end solutions in an Agile setting. #J-18808-Ljbffr...
$87.1k - $157.45k
...driven application used across the organization for analytics and reporting. You’ll help build and maintain core backend services, develop RESTful APIs, support data‑driven functionality, and contribute to ongoing system enhancements within a Linux‑based environment. Your...Full time$141.85k - $212.78k
..., and service reliability.Proven track record of mentoring and developing engineers.Soft Skills & CollaborationStrong technical leadership... ..., AI agents, or agentic workflows.Experience owning end-to-end product delivery from design through production operations...Full timeWork at officeRemote workWorldwide



