Top Full Stack Developer Jobs

Design, develop, test, and maintain secure, scalable full-stack applications using Microsoft technologies. Build backend services, REST APIs, data integrations, responsive web UIs, database-driven systems, and support cloud modernization, analytics, and cybersecurity practices in a defense-focused environment.

Design, build, and maintain cloud-native full-stack applications and backend services that support investment risk analysis. Own end-to-end delivery, contribute to architecture, apply automated testing and CI/CD, collaborate with stakeholders, reduce technical debt, and ensure reliable, observable data and analytics for portfolio risk and simulations.

Develop, modernize, test, deploy, and sustain mission-critical full-stack enterprise applications for a federal law enforcement modernization program. Work spans PostgreSQL database design, Java backend services and REST APIs, responsive front-end frameworks, security controls, automated testing, CI/CD and DevSecOps, performance troubleshooting, data migration, and technical documentation in a secure environment.

Seeking a Fullstack Java Developer to design and build enterprise web applications using Java, Spring, Hibernate, REST/SOAP, and modern front-end stacks (AngularJS/Node.js/MEAN). Responsibilities include backend multithreaded development, database modeling (SQL/NoSQL), API integration, front-end SPA development, testing, and production support.

Design, develop and maintain full-stack web and enterprise applications using Java, Node.js and AngularJS. Implement REST/SOAP services, Spring/Hibernate-based server logic, multithreading and Java 8 features. Build responsive front-ends (HTML5/CSS3/JS), integrate MongoDB and relational databases, apply SDLC/TDD practices, automate processes, create visualizations/reports, troubleshoot production issues, and deploy to cloud environments (AWS).

Develop and maintain full‑stack web and enterprise applications using Java and modern JavaScript stacks. Build REST/SOAP services, design data models, implement responsive UIs (AngularJS/React), work with relational and NoSQL databases, apply design patterns, perform testing and debugging, and support deployment on cloud and app servers.

Develop and maintain full-stack web and enterprise applications using Java and JavaScript stacks (Spring, Hibernate, Node/MEAN, AngularJS). Build and consume SOAP/REST services, design data models (SQL and NoSQL), implement multithreaded server-side features, apply testing (JUnit, Karma/Jasmine), and work across SDLC/TDD. Participate in performance troubleshooting, cloud (AWS) deployments, and responsive UI development using HTML5/CSS3 and JS frameworks.

Design and develop Java/J2EE web and mobile applications using Spring, Hibernate, JSP/Servlets, AngularJS and frontend tech (D3, HTML5, JS, CSS). Build and optimize relational and NoSQL databases (MySQL, MariaDB, Oracle, PL/SQL). Apply knowledge of SDN, OpenFlow, NFV and cloud platforms like OpenStack. Contract role based in Bedminster, NJ for 12 months.

Develop and maintain full-stack .NET applications using REST/JSON. Perform database analysis, work with legacy VBA/Access systems, engage stakeholders to gather requirements, run meetings, and deliver under time constraints.

Design, develop, and maintain front-end and back-end features for Node/Angular web applications on cloud platforms. Contribute to architecture, production management, DevOps, troubleshooting, and cloud infrastructure deployment and support.

Lead architecture, build production-grade code, set technical direction, establish engineering culture, own infrastructure and CI/CD, mentor and grow the team, and coordinate cross-stack delivery to scale product performance and velocity.

Build end-to-end core product features including interactive 3D browser rendering, generative layout algorithms, backend APIs and data flows. Integrate production ML models, shape the data model and infrastructure, collaborate with AI engineers, and iterate with pilot customers while influencing engineering culture and tooling.

Develop and ship full-stack features across web, desktop, mobile, and backend. Work on AI-powered outcomes including transcription, search, on-device recording, and automations. Experiment with AI models, improve performance, conduct code reviews, and build reusable tools while collaborating in a small, fast-moving team.

Build end-to-end features across web (React, Next.js), desktop (Electron, Swift), and mobile (React Native). Design and architect systems, ship AI-powered features (search, transcription, automations), improve performance and tooling, and influence product and technical decisions while mentoring teammates.

Design, develop, and maintain front-end (React/HTML/CSS) and back-end (Django/Python) web applications. Architect platforms, perform code/design reviews, interface with stakeholders, write documentation and tests, support deployments and system performance improvements, and build monitoring/automation tools.

Build and ship full-stack features for an AI-powered onboarding platform: design UIs, embeddable components, workflow automations, a compliance rules engine, internationalization, and third-party API integrations while ensuring testability and observability.

Build full-stack web applications and high-performance visualizations for distributed simulation environments; design secure edge-to-cloud data pipelines; develop interactive 3D simulation components (Unity3D); implement encryption and secure networking; write automated tests and collaborate with hardware and subject-matter experts to prototype capabilities for defense-focused R&D and mission support.

Senior full‑stack engineer responsible for building backend services (Node.js/TypeScript) and integrating with frontends (React/Vue). Ship production APIs, collaborate cross‑functionally, own delivery, mentor peers, and develop modular, testable, performant systems across diverse greenfield projects.

Founding-team senior engineer to architect and build core platform components. Work with CEO/CTO to develop scalable distributed backend systems and frontend using React, Node.js and TypeScript. Implement solid coding practices, testing, CI/CD, and agile workflows while iterating rapidly in an early-stage fintech startup.

Build and maintain HealthLeap's clinician-facing dashboard and backend services. Own features end-to-end, handle messy clinical data and explainability, implement feature flags and auth at scale, and ship production systems deployed in major hospitals.

Build and maintain high-performance React/Next.js web applications, design and implement full-stack features, integrate APIs and real-time voice AI workflows, optimize frontend performance, build monitoring tools, debug production issues, and contribute to architecture and product direction.

The Full Stack Engineer will architect, implement, and maintain user-facing applications, improve UX, and design internal tools while collaborating with a team in a startup environment.

Looking for Full Stack Engineers to develop solutions within an Agile team, utilizing skills in Java, React, and cloud technologies, while optimizing processes and collaborating effectively.

Develop customer-facing web experiences, improve application infrastructure, collaborate with engineers and designers, and deliver scalable web applications.

Lead the development of Coperniq's platform by designing, developing, and maintaining scalable full-stack solutions while collaborating with teams and mentoring juniors.