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Senior Full-Stack Developer

Open 41d RemoteEuropeContractSenior

Senior full-stack engineer taking technical ownership of 2–4 mature production systems — building and maintaining Node.js/NestJS/TypeScript backends with PostgreSQL and some React, while driving code reviews, mentoring, and architectural decisions across legacy codebases. Remote-first role with 9am–3pm CET overlap and B2B contract.

API Api Design Aurora AWS ECS +13 skills

Software Developer Engineer

Open 41d APACFull-time

Full-stack SDE (1-4 yrs) building PerfX's influencer-marketing platform — campaign management, creator onboarding, analytics, payouts, and AI matching — with JavaScript/TypeScript, React/Vue, Node.js/Laravel, and SQL databases. Hybrid/remote from Bengaluru.

AI Analytics API Authentication AWS +36 skills

380K – 400K INR

Senior Backend Engineer / Product Engineer

Open 41d APACFull-timeSenior

ONI (Onicares AI) is an early-stage women's health startup hiring a Senior Backend Engineer to own products end-to-end: building scalable backend services with Node.js, TypeScript, and PostgreSQL, deploying on cloud infrastructure, integrating with hospitals/EMRs, and contributing to AI/LLM-powered workflows in real clinical environments.

AI API Automation CI/CD Cloud +14 skills

100K – 200K INR

Senior Backend Engineer – Platform & Cloud Infrastructure

Open 41d RemoteNorth AmericaSenior

Foundational senior backend hire who owns River's cloud backend end to end: designing event-driven microservices, REST/GraphQL APIs, and data pipelines on AWS using TypeScript/Node.js and Rust, powering a social platform, consent-data infrastructure, and a desktop AI client.

Agentic AI AI API API Gateway Automation +45 skills

Senior Fullstack Engineer – Social, Desktop & Applications

Open 41d RemoteNorth AmericaSenior

Foundational senior engineer shaping user-facing products at River: building and scaling the frontend and supporting backend services of River Social (a data-ownership social platform) and polished desktop UIs for the RiverAI client. Core stack is TypeScript, React, Node.js, SQL/NoSQL databases, with Electron/Tauri-style desktop app experience.

Agentic AI AI API AWS CI/CD +27 skills

Founding AI-Native Platform Engineer

Open 41d RemoteNorth AmericaSenior

Founding engineer (first engineering hire) at DECA, a pre-seed startup building an AI-native control-plane platform for healthcare organizations. You architect and ship AI agent orchestration (LangGraph/LangChain), Temporal workflows, a PostgreSQL/pgvector data layer, edge sync, and a multi-tenant AWS platform, deploying to 7 live Texas clinics.

Agentic AI AI API Automation AWS +29 skills

180K – 260K $

Senior Full-Stack Technical Lead (Equity Only)

Open 41d North AmericaFull-timeLead

Hands-on technical lead (co-founder track) at SourceIQ, an early-stage AI-native supplier intelligence and sourcing SaaS for enterprise procurement. You inherit and evolve the platform architecture, mentor the existing team while staying hands-on in the codebase, and advise leadership — built on a JavaScript/TypeScript stack (React/Next.js, Node.js, Azure) with equity-only compensation (2–6%).

AI API Authentication Azure Business Development +20 skills

Seeking a Senior Full-Stack Software Engineer to join Pippen AI, a fast-growing health tech startup with strong traction and a proven track record.

Open 41d RemoteNorth AmericaSenior

Senior Full-Stack Software Engineer at Pippen AI, a health tech startup building an AI scribe that eliminates administrative paperwork for doctors. You'll work end-to-end across a TypeScript stack (Next.js, NestJS, Node.js) with PostgreSQL/MongoDB, WebSockets, microservices, and Terraform/Azure DevOps.

AI Android AWS Azure CAD +18 skills

130K – 180K CAD

Full Stack Engineer

Open 41d Africa, Europe, LATAM, North America

Fireflies.ai, maker of an AI meeting assistant, is hiring a generalist Full Stack Engineer to own problems end to end across frontend, backend, APIs, databases, and infrastructure, using AI coding agents to ship fast in a remote, async team. Primary stack: Node.js, NestJS, Go, GraphQL, React, Next.js, MongoDB, GCP, Kubernetes.

Agentic AI AI Anthropic API Data Modeling +13 skills

Stranta Digital

Software Engineer

Open 41d North AmericaContract

Remote contract full-stack engineer at Stranta Digital building web apps, SaaS platforms, backend services, and APIs on paid software development assignments. Day-to-day work spans React/Next.js and TypeScript on the frontend, Node.js/Python (FastAPI) backends, and PostgreSQL/SQL databases.

AI API Authentication Automation AWS +25 skills

Full-Stack Software Engineer (AI-Native) · Remote · Full-time · 3+ yrs · ₹12–14 LPA base

Open 41d APACFull-time

Full-stack engineer at Celeix Digital building AI-native products (mailbox/document intelligence, AI classification, data-extraction pipelines). You own features end-to-end across a NestJS/TypeScript backend and React frontend, including LLM pipelines (OpenAI/Anthropic), BullMQ workers, and real-time delivery via Socket.IO.

Agentic AI AI Anthropic API Azure +15 skills

1.2M – 1.4M INR

Backend Software Engineer

Remote backend engineer (Mexico City) who designs, builds, and maintains backend services, REST APIs, databases, and cloud/containerized infrastructure, while communicating directly with international clients. Stack is flexible across Python/Node/Java/Go/C#, SQL/NoSQL databases, and AWS/Azure/GCP.

AI API Authentication Automation AWS +34 skills

Cognus Technology

Fractional Head of Engineering

Open 40d APACC-level

ROLE - Drive engineering execution across Gradding and MySIPOnline. In the first phase, lead the MySIPOnline rebuild with its tech lead, strengthen Gradding's platform with its existing team, establish…

Fintech LLM MySQL NestJS Next.js +7 skills

Senior Full-Stack Engineer

Open 40d RemoteUKSenior

Highly skilled, collaborative engineering team. Remote-first role, excellent bens, career development. Platform development using TypeScript, React, Next.js and Node.js. We’re looking for a Senior Full-Stack Engineer…

AI API AWS CI/CD Cloud +15 skills

Junior Backend Developer

Open 41d APACFull-timeJunior

iThink Digital is hiring a junior backend developer (1-2 years experience) in Mohali to build Node.js/TypeScript REST APIs (Express/NestJS) for an enterprise HR AI and analytics platform. Day-to-day work spans database design with PostgreSQL/MySQL/MongoDB, authentication, third-party integrations, data processing, and optionally AI/RAG and LLM API workflows.

AI Analytics API Api Design Api Documentation +38 skills

Targeted Talent

Senior Full-Stack Developer

Likely evergreen North AmericaFull-timeSenior

Senior full-stack developer (React & Node/TypeScript) building products fully remote for a Vancouver-based fintech client: REST API design, NestJS/Express back ends, React front ends, SQL/NoSQL databases, with AWS a bonus. Six-figure salary plus equity.

API Api Design AWS Cloud DynamoDB +11 skills

Targeted Talent

Full-Stack Developer (Node, React, Express)

Likely evergreen North AmericaFull-time

Senior full-stack developer (remote, Canada-based) building APIs, new features, and architecture for a Vancouver fintech client's financial data analytics platform with ERP integrations. Core stack: Node.js/TypeScript with NestJS/Express, React, REST APIs, SQL/NoSQL databases, and AWS.

Analytics API Api Design AWS Cloud +13 skills

125K – 135K CAD

Desarrollador Full-Stack (Enfoque Front-end, 3 Meses)

Open 41d RemoteLATAM

3-month (extendable) full-time remote contract for a front-end-focused full-stack developer at Numonic: build customer-facing React/TypeScript/Next.js screens from finished designs, replace hardcoded styles with the design system, make small NestJS API changes, and fix layout-shift bugs. Pays USD 1,750/month plus a Claude Max subscription.

API Claude Code NestJS Next.js React +1 skills

2K – 2K $ / mo

Entreprise non précisée

Développeur Full Stack - Informatique industrielle /Réseaux d'eau (H/F)

Open 41d Europe

Full-stack developer at SEMERU (FAYAT Group) building and evolving applications used to monitor, maintain and operate drinking-water and sanitation networks, working with data from field sensors, PLCs and supervision systems. Core stack: C#/.NET, Python, Angular/TypeScript, NestJS, TypeORM and Docker, on-site in Bonneuil-sur-Marne.

Angular C# CSS Docker .NET +4 skills

ME Group France

Développeur(se) Full-Stack – Next.js / Node.j

Open 41d Europe

Full-stack developer at ME Group France (the Photomaton photo-booth company) building Next.js SSR microfrontends and the associated Node.js/NestJS BFF services for the backoffice platform, which is moving to a microfrontends architecture on Kubernetes. Work is fully on-site in Échirolles using React/Next.js, Tailwind, Docker and GitLab CI in Scrum/Kanban rituals.

API Containerization CSS Docker Event Driven Architecture +10 skills