Senior Full Stack Developer - I (Node.js & React.js)
Inxite Out
Job Title: Senior Full Stack Developer (4-6 Years Experience) Role Overview We are looking for a Senior Full Stack Developer with 4-6 years of experience who can design, build, and scale robust web applications end-to-end. You will work across both frontend and backend technologiesprimarily React and Node.js—while taking ownership of key modules, driving technical decisions, and ensuring high-quality, maintainable code.This role requires a strong grasp of system design fundamentals, performance optimization, and modern DevOps practices to deliver scalable and reliable applications. Key Responsibilities Build and maintain dynamic, responsive web applications using React Design and develop scalable backend services and APIs using Node.js (NestJS) Architect and optimize database solutions across SQL and NoSQL systems (e.g., MongoDB, PostgreSQL) Take ownership of end-to-end feature development, from requirement understanding to deployment Optimize applications for performance, scalability, and reliability Collaborate closely with UI/UX designers and translate Figma designs into high-quality interfaces Implement and enhance CI/CD pipelines and contribute to automated deployment workflows Containerize applications using Docker and manage deployments on cloud platforms (preferably Azure) Lead code reviews, enforce coding standards, and mentor junior developers Identify technical debt and proactively drive improvements in architecture and code quality Troubleshoot production issues and ensure system stability Must-Have Skills 4–6 years of full stack development experience Strong proficiency in JavaScript (ES6+) Advanced experience with React.js (hooks, performance optimization, state management) Strong backend development experience using Node.js (NestJS Preferred) Solid experience with MongoDB and at least one relational database (PostgreSQL/MySQL) Strong understanding of RESTful APIs , API design, and integration patterns Hands-on experience with Git and collaborative workflows (PR reviews, branching strategies) Experience with CI/CD pipelines (e.g., GitHub Actions, GitLab CI) Good understanding of HTML5, CSS3 , and responsive design principles Strong debugging, performance tuning, and problem-solving skills Exposure to docker container & microservices architecture and distributed systems Familiarity with system design concepts (scalability, caching, load balancing) Experience with different services in a cloud platform like Azure (Preferred) / AWS Good to Have Exposure to GenAI/LLM integrations or modern AI-driven features Experience in Python (FastAPI) Mentorship to Junior Developers. Soft Skills Strong communication skills with the ability to articulate technical decisions clearly. Ability to take ownership and drive tasks independently. Mentorship mindset and willingness to support team growth. Comfortable working in agile environments with evolving requirements. #J-18808-Ljbffr Inxite Out
- ...that empowers companies to design and develop innovative, impactful digital... ...are currently hiring an experienced Senior Full Stack Developer for a full-time, fully remote... ...production‑grade web applications using Node.js, Express.js, React.js, Next.js, and AWS. The ideal...Node.jsSeniorReactFull timeContract workCurrently hiringRemote work
- A leading technology company is seeking a Senior Full-Stack Developer to work on building scalable applications using Node.js and React. This fully remote position requires 8+ years of web application development experience, specializing in single-page applications and...Node.jsSeniorReactRemote job
- ...leading tech company in the United States is seeking a Senior Full Stack Developer with 4-6 years of experience to design and build scalable... ...across frontend and backend technologies, primarily using React and Node.js, and take ownership of feature development. Key skills...Node.jsSeniorReact
- ...Risk Solutions is looking for a Senior Software Engineer I in Pennsylvania... ...This role involves designing and developing web applications using React and Node.js, collaborating closely with... ...candidate should have experience in full-stack JavaScript development, an understanding...Node.jsSeniorReact
- ...Capnexus is looking for a highly skilled Senior AWS Full Stack Developer to design, develop, and deliver a cloud-... ...Proficiency in modern frontend frameworks (React, Angular, or Vue) and backend development using Python, Node.js, or TypeScript. ~ Hands-on experience...Node.jsSeniorReactFull timeTemporary workFor subcontractorRemote work
$180k - $230k
...P2P in New York is looking for a Senior Software Engineer to join their CoinDesk Media... ...This role requires strong expertise in Node.js and React to design and build innovative media... ...millions of users. Responsibilities include developing back-end services, integrating AI...Node.jsSeniorReact- A technology solutions company is seeking a Senior Software Engineer to develop and maintain their full-stack application. The role involves working with React Native and AWS serverless technologies to create solutions for energy usage and generation. Applicants should...Node.jsSeniorReactRemote work
- ...Senior Software Engineer (Node.js/Javascript) NIC.KL Inc. enables you to invest directly... ...to power our servers, and React to power our frontend and... ...technologies currently in our stack: RethinkDB Redis... ....js service platform Develop across the stack, including...Node.jsSeniorReact
- ...solutions provider in the United States is looking for a Full Stack Developer II. The ideal candidate must have 2-3 years of experience... ...developing scalable web applications, proficient in JavaScript, Node.js, and React. Responsibilities include building user-friendly...Node.jsReact
- ...is seeking a passionate engineer to join their founding team. You will focus on planning and building their Node.js service platform while working across the stack, including front-end and worker services. The ideal candidate is enthusiastic about JavaScript, shipping...Node.jsSeniorReact
- A technology company in the United States is seeking an experienced Full Stack Developer to create high-quality web applications using React, Node.js, and TypeScript. The ideal candidate will have over 6 years of experience, a degree in Computer Science, and knowledge of...Node.jsSeniorReact
- Senior Full Stack Developer - React + Node What You’ll Do Design and develop sophisticated applications using React and Node.js. Create and integrate RESTful APIs for seamless frontend-backend communication. Implement and optimize state management solutions using Redux...Node.jsSeniorReactRemote jobLocal areaWork from homeFlexible hours
$180k - $210k
...About this role: As a Senior Software Engineer at Astronomer... ...is a backend‑leaning, full‑stack role where you’ll have... ...the Control Plane (Node.js, Go, Python) and manage... ..., scaling, upgrades) Develop customer‑facing features... ...and UI components using React that make complex...Node.jsSeniorReactWork at office- ...SENIOR SOFTWARE ENGINEER (Node.js, TypeScript) Country: Argentina, Costa Rica, Mexico... ...Engineer with TypeScript for a full‑time position (40 hours... ...Chile. Our client is a developer of a planning platform that... ...well as contributing to a React‑based platform interface for...Node.jsSeniorReactFull timeWork at officeLocal areaRemote work
- ...track toward a Series A. Tech stack: JavaScript / TypeScript, React, Node, Express, Material UI, PostgreSQL,... ...Role Overview We’re looking for a Senior Fullstack Engineer who thrives in... ...core systems in React + Node.js. Design and scale AI-driven workflows...Node.jsSeniorReactRemote workFlexible hours
- Anovium- is looking for a Senior Javascript Node Fullstack Engineer to build innovative software solutions across various industries. This remote-first position requires expertise in Node.js and React.js, with an emphasis on shipping high-quality code quickly. The ideal...Node.jsSeniorReactRemote job
- ...Our client seeks an Senior Full Stack Developer f or a Full Time project in Jersey City, NJ . Below is the detailed... ...experience with 12+ Minimum Experience Node JS/Type Script/Java Spring boot micro services and React. Engineers needs to be full stack ....Node.jsSeniorReactFull time
$175k - $225k
A financial technology firm is seeking a Senior Full Stack Engineer to lead the design, implementation, and deployment of features across the full stack, including TypeScript, React, and Node.js. The ideal candidate has 5+ years of experience and a strong focus on clean...Node.jsSeniorReactRemote job- Ein dynamisches Tech-Start-up in den USA sucht einen Senior Full Stack Entwickler/in mit über 5 Jahren Erfahrung. Sie sind verantwortlich... ...Apps, arbeiten mit modernen Technologien wie TypeScript, React und Node.js. Das Unternehmen bietet ein attraktives Gehalt von 50k - 8...Node.jsSeniorReactRemote job
- EPAM Systems, Inc. is seeking a Lead React Full Stack Engineer to design and maintain web applications.... ...work across the entire development lifecycle, developing both frontend components and backend services using React and Node.js. The ideal candidate has strong expertise...Node.jsSeniorReact
- A technology firm is seeking a Senior Full Stack Engineer to build and own production features across Node.js, React, and AWS. This role offers remote work options and emphasizes the ability to design backend services in a cloud-native environment. Ideal candidates will...Node.jsSeniorReactRemote job
- Ekho Dealer (YC S22) is looking for a Forward Deployed Engineer in New York City. This role requires daily coding in React and Node.js, strong client-facing skills, and the ability to manage technical projects end-to-end. As part of the team, you'll lead technical integrations...Node.jsReact
- ...pioneering digital asset bank in the United States, seeks a skilled FullStack Developer with over 4 years of experience. You'll work on a blockchain platform, implementing features using Node.js and React. The role offers a flexible remote work model and focuses on employee...Node.jsReactRemote jobFlexible hours
- ...involves building production-grade systems using JavaScript and TypeScript. Responsibilities Develop backend services with Node.js (Express, Fastify). Build front-end applications with React. Design REST APIs. Contribute to CI/CD pipelines. Mentor engineers and help shape...Node.jsSeniorReactRemote work
- A leading AI productivity tools company is seeking a skilled developer to build next-generation presentation tools. You will create features... ...ideal candidate has over 5 years of experience with NestJS, React.js, REST API development, and a passion for AI technology. This...Node.jsSeniorReact
- We are looking for a passionate Full-Stack Developer with hands‑on experience in Node.js and Golang to join our growing engineering team. The ideal candidate will... ...with frontend engineers to integrate APIs with React, Vue, or Angular applications Write clean, maintainable...Node.jsReact
- EPAM Systems, Inc. is seeking a Senior React Full Stack Engineer to design and maintain web applications using React and Node.js. The role encompasses full development lifecycle responsibilities, including UI design, API integration, and team collaboration. The ideal candidate...Node.jsSeniorReactFlexible hours
- Onyx-Conseil recherche un développeur full-stack expérimenté pour travailler aux États-Unis. Vous serez responsable du développement front-end avec React et TypeScript, ainsi que du back-end avec Node.js et NestJS. Le candidat idéal aura une solide expérience en CI/CD et...Node.jsSeniorReact
- ...crypto to future-proof your investment strategy. Responsibilities Develop and maintain backend services for the blockchain platform; Implement new features and improvements using Node.js (NestJS) or React and TypeScript; Manage PostgreSQL databases (TypeORM or other...Node.jsReactRemote workFlexible hours
- A cloud solutions company seeks an experienced Senior Full Stack Developer with expertise in AWS, Node.js, and React. The role involves designing, developing, and maintaining scalable web applications while ensuring performance and security. Candidates should have 5+ years...Node.jsSeniorReact
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