Loman AI | Senior Backend Engineer | Typescript/Node | Austin, TX (Hybrid) | Full-time | https://loman.ai/senior-software-engineer---backend

We build a 24/7 AI phone-answering platform for restaurants — taking orders, reservations, FAQs, and syncing to POS + payments.

Looking for a senior backend engineer to own services end-to-end: REST APIs, POS/reservation/payment integrations, reliability + scaling work.

Requirements: 4+ years experience, strong API + systems design background, SQL. Nice to have: Experience building applications with LLMs or generative AI models, track record of feature ownership and shipping to production, POS integrations (Toast/Square/Clover), cloud infra.

To apply, please send your resume to careers@loman.ai

Trigger.dev (YC W23), we are currently hiring for 3 roles:

- Developer Relations Engineer | Hybrid UK or Europe remote | Full-time

- Support Engineer | Hybrid UK or remote | Full-time

- Senior Backend Engineer | Hybrid UK or Europe remote | Full-time

We are an open source developer platform for building and running managed workflows and AI agents, serving thousands of teams and handling hundreds of millions of executions per month.

We are looking for passionate devs who love solving challenging technical problems and want to directly contribute to a large commercial open source project.

Our stack: Node.js, TypeScript, Postgres, Redis, Remix, AWS

Learn more and apply here: https://jobs.ashbyhq.com/triggerdev

Sage Bionetworks (https://sagebionetworks.org/) | Principal SWE | Java, Python, TypeScript, Node.js | Remote (US) | Full time

Sage Bionetworks, a nonprofit focused on open science and accelerating biomedical research, is hiring a Principal Backend Research Software Engineer (US-remote). We build platforms like Synapse.org that enable global scientific communities to responsibly share data and generate insights, and we value people who thrive in collaborative, interdisciplinary environments.

In this role, you’ll lead architecture and backend development across our platforms. You’ll have broad autonomy to shape system design, prototype new capabilities, and work closely with scientists and product teams on tools that support cloud-based data workflows, large-scale computation, and emerging AI/ML use cases. Strong production engineering experience, deep Java skills, and comfort with cloud environments, CI/CD practices, and containerized systems are key; interest in scientific or data-driven applications is a plus.

Full post: https://sagebionetworks.org/careers/software-engineer-backen... Email: alberto.pepe@sagebase.org

GovSignals (https://www.govsignals.ai/)| New York (hybrid) | Full-time | Platform Engineer We’re building GovSignals, the most advanced government-contracting AI platform. We've raised a $5.5 million seed round led by Unusual Ventures, and our team brings deep experience from Palantir and across the national security sector.

We’re hiring a Platform Engineer to work directly with our CTO to build the foundation that powers how we develop, deploy, and scale AI systems — high-performance services, modern runtimes, and tooling that make engineering at GovSignals fast, secure, and elegant.

Stack: TypeScript, Node, Cloudflare Workers, Kubernetes, Docker, Postgres, Terraform, AWS

Apply here: https://jobs.ashbyhq.com/GovSignals

Digimondo GmbH – Multiple Roles – Germany (Hamburg preferred) – ONSITE / REMOTE https://www.digimondo.com/en/careers

About us: Digimondo (founded 2016, based in Hamburg) builds IoT software that helps cities, utilities, and enterprises become more efficient, sustainable, and digital. Over 100 customers across Germany and Europe use our solutions in Smart City, Smart Energy, Smart Building, and Smart Industry contexts. We’re a founder-led team of ~25 people, backed by major energy-sector shareholders, combining startup spirit with the stability and scale of an established company. Our values: fairness, passion, customer focus, quality, diversity. We’re growing strongly in the DACH region and internationally.

We are hiring (Germany, Hamburg preferred):

System Administrator – On-Prem Software Deployment & Support (m/w/d)

Cloud Infrastructure Engineer (m/w/d)

Senior Backend Software Engineer (m/w/d)

Senior Backend Software Engineer – Node.js (Hamburg/Remote) (m/w/d)

Software Engineer IoT – Vue.js (m/w/d)

Senior Backend Software Engineer – Kotlin (m/w/d)

What we offer:

Work on real-world IoT infrastructure used by utilities, cities, and industrial customers

Small, highly technical team with ownership and autonomy

Modern tech stack across cloud, backend, and IoT application layers

Apply here: https://www.digimondo.com/en/careers

Topliner - Senior Fullstack Developer (Node.js / Laravel / React+TS / AI Integrations) - Remote - $80k/year

https://topliner.app

We’re building Topliner, an AI-powered platform for executive search.

What you’ll work on: - Integrations with Loxo, Metaview, GetSales, Calendly - API design, background jobs, and sync pipelines - Auth flows, queue processing, caching - React+TS interfaces

Requirements: - 5+ years fullstack experience - Strong Node.js, Laravel/PHP, React+TS - API integrations, OAuth, async jobs - Understanding of scalable systems and data pipelines - Fluent English

Compensation: - $80k/year - Remote - Part-time → full-time path - Equity potential

https://www.linkedin.com/in/iamarsenibragimov arsen at topliner.app

ASBL | Full-Stack Engineers (Senior and Staff), Mobile Engineers, Devops Engineers | Hyderabad, India | ONSITE | 35-80L INR We're a fast-growing, profitable proptech company in India, using technology to solve deeply complex problems in the construction and real estate space. Our mission is to build high-quality homes and deliver them on time—a massive challenge in this industry. Your code directly impacts everything from our supply chain and project management to the final home-buying experience for families.

We're looking for product-minded engineers who want to own problems end-to-end in a high-impact environment. We use cursor and are AI first.

Stack: React, Angular, TypeScript, Node.js/FastAPI, Postgres, Redis, Docker, GitHub Actions, AWS/GCP, OpenTelemetry.

Culture: AI-native (everyone uses Cursor/Copilot), small teams, high ownership, fast iteration.

Learn more and apply at: asbl.in/careers/software-engineering. Please mention you saw us on Hacker News.

Location: Nigeria (Remote)

Remote: Yes (preferred)

Willing to relocate: No

Technologies: Frontend: React, Next.js, TypeScript, JavaScript (ES6+), Tailwind CSS, Zustand, Redux Toolkit, React Query, HTML/CSS E-commerce & Platforms: Checkout flows, API-driven dashboards, auth systems, real-time updates Backend: Node.js (Basics), REST APIs Tooling: Git, Jira, Vite, Webpack, CI/CD basics

Portfolio: https://toyocodes.vercel.app

Email: toyjad@gmail.com

About me: Frontend engineer with 3 years of experience building production-grade web applications across EdTech, e-commerce, real estate, and social-impact platforms. I specialize in React + TypeScript + Next.js, creating fast, accessible, and scalable interfaces with clean architecture and API-driven workflows.

I think like both a developer and a product owner, I take full ownership, care deeply about user experience, and move products from Figma to production with clarity and speed. Looking for roles where I can ship meaningful features, collaborate closely with product/design, and help improve performance, maintainability, and overall UX.

Saypien | Berlin, Germany | REMOTE (Europe) | Full-time

We're building an AI-native SaaS platform that helps companies extracting actionable insights from data in real-time. Think of it as an architectural intelligence layer that ingests heterogeneous data, learns your business context, and delivers decision-ready guidance.

Tech stack: Next.js, React, TypeScript, PostgreSQL, Redis.

–

Hiring for two roles:

Software Engineer (Full Stack) - €60-157k (incl. Bonus) | Equity

You'll build and optimize our web platform end-to-end, work closely with AI, Product, and Design. Strong Node.js, PostgreSQL, React/Next.js. Experience with LLM integrations is a plus.

AI Product Engineer (Full Stack) - €70-169k (incl. Bonus) | Equity

More senior role bridging product and engineering. End-to-end feature ownership, customer feedback integration, shaping product direction while shipping production code.

–

Small team, real customers, fast iteration cycles, shipping.

Apply: https://work-at-saypien.jobs.personio.com

Elide: It’s like node but reimagined on top of GraalVM.

High performance, polyglot, AI-native runtime. We are in San Francisco, but work remote. Kotlin and Rust.

https://elide.dev

Holepuch|Remote, Worldwide|Senior Node.js Software Engineer

At Holepunch, we are redefining the internet’s architecture. Our open-source P2P platform, Pear, enables developers to deploy applications directly from their machine to users, creating scalable, decentralized applications without traditional server infrastructure.

We are seeking Node.js Software Engineers to join our 100% remote, globally distributed team. You’ll work on our P2P stack, which includes over 1500 public npm modules, and help expand our ecosystem.

Why Holepunch?

- Work on groundbreaking technology that prioritizes user autonomy and privacy.

- Collaborate with a team of thinkers and innovators dedicated to reshaping the digital landscape.

- Contribute to a future where technology serves humanity, not the other way around.

Apply now to join our mission:

https://holepunch.recruitee.com/o/p2p-nodejs-engineer?source...

https://holepunch.recruitee.com/o/senior-node-engineer?sourc...

Twing.AI | AI/Full-Stack Engineer & Forward Deployed Engineer | Remote (US-friendly timezones) or NYC | Full-time or Part-time

We’re a lean (4 people, 3 of which are engineers), bootstrapped team building a private-equity automation platform (deal analysis, document processing, chat, investment theme research). Shipping fast, learning daily, and looking for hands-on engineers who want outsized impact.

- Stack: React Router 7/React 19, shadcn/Tailwind v4, Node/TypeScript (strict), PostgreSQL + Prisma + pgvector, S3; AI workflows with embeddings & LLMs.

- Why join: small team with direct ownership of core product, zero bureaucracy, Greenfield decisions and ability to learn extremely quickly, you’ll ship to paying users weekly.

AI / Full-Stack Engineer

- Own features end-to-end: data ingestion → AI pipelines → UI. - Design and tune LLM/embedding flows; keep latency/cost in check. - Requirements: strong TypeScript/Node, modern React, SQL + data modeling; comfort evaluating/using AI models; bias to ship.

Forward Deployed Engineer

- Work directly with customers (PE analysts/partners) to turn messy workflows into productized features. - Rapidly prototype, measure impact, harden for production. - Requirements: full-stack chops, great product sense, calm under ambiguity, willing to jump between code, data, and customer calls.

Happy to also talk to the self-taught. We care more about ability than credentials and value slope over intercept.

How to apply: Email jobs@twing.ai with “HN – [Role]” in the subject, a short note on something you’ve shipped, and any links (GitHub/portfolio). No recruiters.

Nova Credit | Remote (US, Canada)

We're building a unified platform for credit and financial data to power financial inclusion globally. Our mission is to unlock economic opportunities for consumers historically excluded from traditional credit systems by transforming diverse data into actionable risk insights. We are YC company backed by investors from Canapi Ventures, Kleiner Perkins, General Catalyst, and Index Ventures

-> Hiring software engineers from Mid-Level to Staff

-> Tech stack: Node.js, React, TypeScript, Python, PostgreSQL, AWS

You'll work on enterprise-grade APIs, data integrations, advanced analytics, and seamless user experiences. We're looking for engineers who thrive in fast-paced environments and want to make a meaningful impact on financial inclusion.

Apply at https://job-boards.greenhouse.io/novacredit and mention HN.

EagleSight.ai | Forward Deployed Engineers (Fullstack & ML) | Las Vegas, NV | ONSITE | Full-time

EagleSight builds AI-powered vision agents for casino surveillance. We turn existing cameras into real-time detection systems that catch cheating and dealer errors as they happen. We're deployed in major Las Vegas casinos and growing.

We're hiring two Forward Deployed Engineers:

Fullstack – Own the product experience and on-prem deployments. You'll build and maintain our dashboard (React), backend services (Python/Node), and deploy full-stack systems on local GPU servers. 3+ years experience, strong with Python, TypeScript, Docker, Linux.

Machine Learning – Own our real-time vision pipelines end-to-end. Train, tune, and deploy deep learning models at client sites using PyTorch, ONNX, TensorRT. 2-3 years ML experience, comfortable with Linux, Docker, and shipping models as services.

These are field roles. You'll deploy and debug systems on-site at casinos and hotels. Startup mindset required – we're a small team moving fast.

Tech: Python, React, PyTorch, Docker, Linux, on-prem GPU infrastructure

Apply: https://eaglesight.ai/careers

PrairieLearn (Remote US) — Full-Stack Software Engineer — TypeScript / Node / Postgres / AI

PrairieLearn (https://www.prairielearn.com) is an open-source assessment platform used by universities across the US (Berkeley, Princeton, Michigan, Illinois, and others). We power mastery-based learning and large-scale exams.

We’re a small, profitable, early-stage company (bootstrapped, no VC) and we’re hiring full-stack engineers to help us continue to grow. You’ll work across the stack and have meaningful ownership from day one.

We’re also developing AI tooling in the product, including LLM agents to help instructors create content, and vision-language models to help grade student work. This is practical, user-facing AI work with real-world impact — not a research sandbox.

Tech we use: Node.js / TypeScript backend, Postgres, AWS, React. PrairieLearn is open core: https://github.com/PrairieLearn/PrairieLearn

Details:

- Location: Remote (US only)

- Salary: $100k+ depending on experience

- Benefits: Stock options, unlimited PTO, flexible hours

- Role: Full-time. (We’re not able to sponsor visas at this time.)

If this sounds interesting, please email jobs@prairielearn.com. We’d love to talk.

Official job posting: https://www.prairielearn.com/jobs

Precision | New York City (Optional Remote) | Founder seeking first technical teammate

I’m a solo founder in NYC building Precision — a platform that automates commercial real-estate underwriting and valuation. The proof-of-concept is fully working and has been demoed to institutional CRE professionals with strong feedback. I come from institutional CRE investment banking and have a solid technical foundation (built the entire PoC myself).

I’m looking for a strong engineer interested in joining early to help take the product from proof of concept → production: architecture, database design, scaling, multi-tenant security, and integrating AI for document abstraction.

Stack: React, Node/Express, MongoDB (MERN).

If this sounds interesting, reply or email me: kylemarsh49 [at] gmail [dot] com

Happy to share the demo and discuss what a technical partnership could look like.

Artificial Analysis | https://artificialanalysis.ai | Full Stack Engineer, ML Engineer, Member of Technical Staff | Onsite in San Francisco or in Australia/New Zealand | Competitive Salary + Equity

Artificial Analysis is an independent AI benchmarking and insights provider. We benchmark AI to help engineers and companies understand AI and make informed decisions regarding which AI technologies to use. We are fast growing with a team of 20 and have backing from investors including Nat Friedman, Daniel Gross & Andrew Ng.

We are hiring for four roles:

1. Full Stack Engineer: Full Stack Engineer to support our benchmarking of AI and with communicating these benchmarks to our users. Proficiency in Typescript & Python required. Familiarity with LLM APIs preferred. Tech stack: Javascript/Typescript, Node.js, React/Next.js, Python.

2. ML Engineer: ML Engineer to support our benchmarking and evaluation of AI software stack. You will design and run benchmarks and evaluations of different AI models. Strong analytical skills and proficiency in Python required.

3. Member of Technical Staff: You will design evaluations of different AI models and work to translate technical insights to analysis that helps companies navigate AI.

Apply at hiring (-at-) artificialanalysis.ai with your resume, github and dot points on relevant experience (including anything you've built). Add | HackerNews to email subject line.

Pinetree | Remote (North America, GMT-8–GMT-5) | Full-time | Salary + Equity

We’re hiring our third team member, a full-stack engineer, to work directly with the founders across the Pinetree codebase. If you were here today, you’d be shipping notifications, building out the creator studio with analytics and video management tooling, and improving our Farcaster mini app experience and onchain features like direct payments to creators.

Pinetree is building the best onchain platform for video creators: a crypto-native alternative to ad-driven video platforms that gives creators real ownership over distribution, monetization, and their content. We’re looking for someone highly autonomous who brings solutions to complex problems and wants meaningful product and company ownership.

You should have experience writing and deploying production software in TypeScript, ideally on a small (<50 person) team or other startup environment, and be comfortable working across the stack (React / React Native / Next.js, Node, Postgres). Crypto or social product experience is a plus.

Stack: TypeScript, React, React Native, Next.js, Node, Postgres

Comp: $120–200k base, 1–4% equity, health/dental/vision, unlimited PTO, remote-first, $2,500 home office budget.

Reach out to giu@pinetree.so with a resume or links to work you’re proud of.

Cosuno | Senior Full Stack Developer (TypeScript) / Senior AI Engineer – LLMs & Agents | Remote (EU) / Berlin | Full-time | https://www.cosuno.com

Cosuno is a fast-growing tech startup reshaping the construction industry with a digital platform for procurement. We use AI to analyze millions of price points, helping construction companies create bids based on real market data. We're looking to expand our team with creative minds who want to solve real-world problems and impact a massive industry. We are an open-minded, collaborative, and international team.

Currently, we're hiring for two key senior roles:

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Senior Full Stack Developer (TypeScript)

Location: Remote (EU) / Berlin

Stack: TypeScript, React, Node.js, Cypress, Kubernetes, AWS

Mission: Take full ownership of features, shaping both the frontend and backend of our product. You'll have the responsibility to extend and build upon our platform to make it more valuable, reliable, and maintainable. We value a trunk-based development workflow with daily releases, comprehensive end-to-end testing, and a solid CI/CD pipeline.

You have: 5+ years of hands-on engineering experience, substantial expertise in JavaScript/TypeScript, and experience with Node.js (React is a plus).

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Senior AI Engineer – LLMs & Agents

Location: Remote (EU) / Berlin

Mission: You will build agentic workflows using state-of-the-art LLMs. Lead the technical development of an agent that helps construction professionals process, improve, and validate complex construction documents. A key part of your role will be establishing and enforcing MLOps and LLMops best practices.

You have: 5+ years of engineering experience, with at least one year working with LLMs. You possess strong Python skills, a proven track record of deploying containerized services (Docker, Kubernetes), and deep expertise in at least one of the following: deep learning (PyTorch, Transformers), ranking/matching algorithms, or LLMops (RAG, evals, fine-tuning).

Interested? To apply and for more detailed information, please see the full job descriptions on our careers page: https://www.cosuno.com/en/company

Finch | Staff Software Engineer, Backend | HYBRID - SF or NYC | https://jobs.lever.co/finch/62ac428a-80ef-4469-9e06-0b87ed4f... | $200K+ base + equity

Finch (tryfinch.com) is building unified API infrastructure for employment systems—think Plaid, but for payroll and HR data. We connect 401k providers, insurance companies, and other fintech apps to 200+ payroll providers through a single integration. Series B backed by General Catalyst, Menlo, YC, and angels including founders from Plaid, Brex, Mercury, and Ramp.

We're looking for a Staff Backend Engineer (10+ years) to lead large cross-team initiatives, design systems for high-volume data processing across complex employment integrations, and help set architectural direction. You'll work with NodeJS, TypeScript, PostgreSQL, Redis, and AWS. We deploy daily, practice TDD, and care deeply about building reliable, scalable APIs. Strong systems design skills and comfort with ambiguity are key—you'll be defining problems as much as solving them.

Hybrid (2+ days/week in SF or NYC). Equity includes a 10-year exercise window. Full benefits, unlimited PTO with 3-week minimum.

Happy to answer questions here, or apply via the link above.