Next.js jobs

Founding Engineering role with early IC focus (first 3–6 months) to build a multi-modal AI agent product (voice + SMS + email). Responsibilities include building real-time voice systems (streaming audio, low latency, turn-taking), SMS and email automation wit…

Build modern, scalable UIs with React, modular CSS, Redux, React Query, and GraphQL. Improve and refactor existing codebases with a focus on simplicity and performance. Partner with product, design, and UX to create intuitive customer experiences. Own feature…

Energy + AI startup applying deep learning and optimization to improve renewables and grid-scale batteries to deliver cheap, clean energy to commercial/industrial customers; also does energy trading and battery optimization. Hiring first data engineer to work…

Steel is open-source browser infrastructure for AI agents and apps. It helps developers ship products that interact with the web without spending most of their time on browser pools, proxies, CAPTCHAs, and session state. In 2025 it grew 50x with thousands of …

Worker wellbeing and compliance platform used by global buyers and their supply chain sites across Asia. Joining during a meaningful migration and platform buildout where architectural decisions matter. Responsibilities include building/maintaining production…

BrightCore is hiring its first engineer (Founding Engineer) to own key backend work for a gym/fitness SaaS. The role is 70% NestJS/Postgres backend and 30% Coral, an AI agent for member retention using WhatsApp. The ideal candidate can ship solo, has 3–5 year…

Kanmon is rebuilding B2B finance infrastructure from scratch, enabling software platforms to embed payments and working capital directly into SMBs' existing business software. They have raised new capital to build an AI cashflow and business credit copilot fo…

Founding full-stack and forward deployed engineer roles building core platform: agent-facing abstractions, infrastructure, and UI. Work includes unifying hundreds of data providers, workflows, and data infrastructure to agents like Claude Code. Interface laye…

Full Stack Developer with 7+ years of experience (React.js, Next.js, Node.js, TypeScript, Laravel). Looking for relevant job openings and asking where to apply.

Promptwatch helps companies track and improve their visibility in AI search/ChatGPT, Google AI mode and any other AI app (GEO). They handle 1,500 events/second, run millions of prompts per day, analyze for brand mentions, sentiment, competitive intelligence, …

Hammock is building the first HSA/FSA that works for modern life—letting people spend pre-tax dollars on everyday wellness like the gym, recovery, and prevention. Backed by a16z Speedrun and others. Small NYC team shipping fast and hiring two engineers. Back…

People-first boutique tech agency creating on-demand teams and software solutions. Leadership team is ex-Fortune 100 and still codes. Remote-first, but some onsite work may be involved. Founder/CEO emphasizes an ownership mindset and reviews every hire person…

AI-powered automotive platform building the infrastructure layer for vehicle data, from VIN decoding to market intelligence. Looking for iOS/Mobile, Full-Stack, AI/ML, and Data Engineers. Stack includes React Native/Expo, Next.js, Hono, Cloudflare Workers, Po…

Form AI is an AI fluency/integration startup for executives and their teams. They build tailored AI applications for how clients work. Typical engagements start with clients describing a workflow that consumes their time; the engineer scopes with the client a…

We’re building tools for storytellers, worldbuilders, writers, and creators. We’re looking for a Design Engineer who can design and build polished product experiences end-to-end. You should care deeply about taste, interaction, motion, and frontend craft, but…

flaconi is an online e-commerce for beauty products, founded in 2011 in Berlin. They are active in 12 countries and expanding further. They primarily use AWS, and for web use React, Next.js, and Vercel; mobile app uses Flutter. They do hybrid work, with fully…

We’re a small group of senior engineers who help non-technical AI founders take fragile MVPs to production-ready systems. Fractional founding engineers: review code, fix architecture, and ship. Hiring Senior Consulting Engineers (part-time/contract). Looking …

We are applying AI to organize corporate events. We are looking for a senior engineer with at least ten years of full stack experience, a strong focus on product and UX, and optionally some experience building LLM based products. Currently we are focussed on …

Lantern is building AI-powered revenue intelligence—autonomous agents that turn cold outreach into warm conversations. They detect buying signals across your tech stack, prioritize opportunities, and help B2B sales teams focus on deals that close. The role is…

Founding Engineer role joining co-founders (Neil, CEO and Jeff, CTO) as the first employee. Own systems and architecture with end-to-end ownership across the stack: database, geostatistical backend services, and 3D client-side rendering. Work rooted in agenti…

Shepherd is an AI-native commercial insurance platform focused on fully autonomous underwriting for high-hazard industries. The company is growing its engineering team and hiring product-minded engineers who value ownership, technical excellence, and customer…

We’re building an AI chat platform where humans and AI interact in group chats, voice, and video. Small team, high ownership, ship fast. Talk to users and build things you actually use. Looking for a fullstack engineer to build product features end-to-end. Re…

I'm building Diamond Hands Fantasy — think fantasy sports meets Wall Street. Users draft S&P 500, Nasdaq-100, and DJIA stocks into C-Suite roster positions (CEO, CFO, COO, etc.) and compete head-to-head in weekly matchups based on actual market performance. S…

Rainbow is a tech-enabled small-business insurer that underwrites small businesses (starting with restaurants) and evaluates them against various risks to provide insurance policies. Live for 2.5 years and one of the top insurers of restaurants in the US. Rai…

User interfaces are dead. Knowledge workers will exclusively work through agent interfaces like Claude Code/Cowork. Deepline built the interface layer to enable that. One API that unifies hundreds of data providers, workflows, and data infrastructure to agent…

Bustem helps e-commerce brands find and shut down copycats, counterfeiters, and unauthorized sellers. In <12 months the company reached $3M+ ARR, 150+ brands, profitable with no outside capital. Hiring a Founding Engineer to build core systems for detection a…

Lead the technical execution for a proprietary multi-agent AI platform that operationalizes the company's founder-story methodology. Architecture spec exists and parts are already in production; role requires translating the CEO's vision into technical specs,…

Integral is a fractional CTO and AI transformation partnership embedding with scaling businesses ($10M-$100M) as long-term retainers. Hiring two remote roles: Full Stack Developer (remote, LATAM or US, full-time ~40 hrs/week) to ship end-to-end features acros…

Our mission is to create opportunities for career advancement through access to affordable education. We are also the market leaders in early childhood (ECE) training and certifications. We are looking for two Staff Engineers to help lead development on next-…

Mental-health nonprofit operating like a tech startup building a digital marketplace for therapy, psychiatry, support groups, and other services. Small, high-impact team. Tech stack: NestJS, NextJS, Postgres on GCP; AI-assisted dev tooling and agentic workflo…

Senior Engineer (3+ YoE) | ONSITE in San Francisco, CA. We're automating the $7T insurance industry with AI. Seed stage in terms of headcount (~20 people) but Series B in terms of business traction (cash-flow positive). Product has caused customers to literal…

Onos Health is a well-funded healthcare AI company focused on reducing waste in behavioral health spend by improving care quality, catching fraud, automating reviews, and guiding members to proper clinical pathways. The company ships AI-driven solutions for h…

Pinwheel is the Plaid for payroll — APIs and SDKs that give banks, fintechs, and lenders real-time, consumer-permissioned access to payroll data across 1,800 platforms covering 80% of US workers. Series B. Roles: Fullstack Engineer (backend-leaning) (Python /…

Modern customer support and product feedback platform powering thousands of teams. Fully bootstrapped, profitable, and growing fast. Building a full customer-facing suite for support, feedback prioritization, and product updates. Looking for a full-stack prod…

Thirdfort is a Series A startup in London building a Client Due Diligence Platform to prevent fraud and money laundering. They have rebuilt their product and are leaning into AI across the system. Engineers are expected to contribute to product design and tec…

Scorecard builds simulation environments and reward models that frontier AI labs and enterprises use to train and evaluate their agents. Founding team built simulation infrastructure at Waymo, SpaceX, and Uber ATG. Company is ~7 people, $3.75M seed led by Kin…

Join HIFI Labs and work on innovative projects with well known and iconic musicians. Past artist activations include Bruno Mars, Linkin Park, Jisoo / Zayn, Rüfüs Du Sol, Dua Lipa, and Mike Shinoda. We're looking for a Senior Fullstack Engineer passionate abou…

Lantern builds AI-powered revenue intelligence and agentic systems. Senior Software Engineer will own complex technical problems end-to-end, translate customer needs into scalable architecture, optimize AI model efficiency (including prompt engineering), and …

flaconi is an online e-commerce for beauty products, founded in 2011 in Berlin. We are active in 12 countries and expanding to more. We're primarily on AWS, use React, Next.js, Vercel for web, Flutter for our mobile app. Note: Visa "sponsorship" takes a while…

We are applying AI to organize corporate events. We are looking for a senior engineer with at least ten years of full stack experience, a strong focus on product and UX, and optionally some experience building LLM based products. Currently we are focused on b…

Civilization Labs is a Public Benefit Corporation building tools to help people pressure-test ideas before acting on them. Our products are designed to make reasoning more transparent, surface uncertainty clearly, ground conclusions in evidence, and help turn…

Anduril's ArsenalOS handles receipt, manufacturing, deployment and maintenance of Anduril hardware shipped to customers. The role is for Full Stack Senior Software Engineers on the ArsenalOS team to architect and implement mission-critical solutions that enfo…

At Shepherd, we're pursuing the most ambitious technical vision in commercial insurance: fully autonomous underwriting. Shepherd is an AI-native commercial insurance platform transforming how high-hazard industries get covered. The infrastructure behind the A…

Founding technical operations lead for an AI-native clinical data platform. Responsible for CI/CD, QA, testing infrastructure, compliance documentation, and ~30-40% independent feature development. Must be actively shipping software using AI coding tools (e.g…