Stealth / Remote / Frontend Engineer (React Native / Web3)

We're a small, well-funded startup building a new product in the web3 space. We're looking for a frontend engineer with a strong sense for design and UX.

What we're looking for:

- React Native (or Expo) experience

- Ability to turn Figma files into crisp, pixel-perfect UIs

- An eye for smooth, subtle animations

- web3 experience is a strong plus

- Someone who cares deeply about the craft and has a bias toward shipping

We're a small and fast-moving team—this is a chance to have real product impact from day one. Preferably full-time.

If you're interested, drop a link to your work/GitHub and a short note to: Email is hidden

Clearly AI (YC S24) | Seattle | Onsite | Founding Software Engineer (Full-Time) | https://clearly-ai.com/

Clearly AI accelerates appsec and privacy reviews. We help enterprises like Rivian and HID Global cut review times by 90%.

We're building AI agents with context from code, tickets, policies, and knowledge bases to auto-fill questionnaires, populate tables, and create diagrams. Clearly AI is an enterprise-grade AI application built on AWS.

You will own major architecture decisions, ship core features, and grow in scope as we scale.

AI Engineering is a new field that presents a rich set of hard problems. You'll need to push the field forward to deliver real value to real people.

We value pragmatism, ownership, and curiosity.

Our product was the winner of the 2025 AWS Bedrock Challenge. Investors include Y Combinator, Basis Set Ventures, and Argon Ventures.

Apply here: https://www.ycombinator.com/companies/clearly-ai/jobs/yqcnfv...

NavExl | Full Stack Engineer (C#/.NET, Excel VSTO) | Stockholm, Sweden based / Remote (EU hours) | Full-time | €65k/year + equity

We're a small team building tools to streamline workflows for professionals — think Excel superpowers for enterprise users. Clients include top consulting firms and universities. Patents pending.

Looking for an experienced dev to take ownership of our VSTO add-ins (C#/.NET 4.8.1, WPF), deal with real-world deployment quirks (firewalls, TLS, MSI/ClickOnce), and help us scale.

Nice to have: deep debugging chops (COM, Excel), experience distributing enterprise software (.exe licensing, obfuscation, etc).

We offer equity, flexible vacation, full hardware/software setup, and a remote-friendly culture.

Email Email is hidden if interested.

Senior Software Engineer (ML)| Ki-insurance | Hybrid (London,UK) | Full-Time

Look at the latest headlines and you will see something Ki insures. Think space shuttles, world tours, wind farms, and even footballers’ legs.

Ki’s mission is simple. Digitally disrupt and revolutionise a 335-year-old market. Working with Google and UCL, Ki has created a platform that uses algorithms, machine learning and large language models to give insurance brokers quotes in seconds, rather than days.

Ki is proudly the biggest global algorithmic insurance carrier. It is the fastest growing syndicate in the Lloyd's of London market, and the first ever to make $100m in profit in 3 years.

Ki’s teams have varied backgrounds and work together in an agile, cross-functional way to build the very best experience for its customers. Ki has big ambitions but needs more excellent minds to challenge the status-quo and help it reach new horizons.

Calling all Software Engineers interested in Machine Learning and AI! If you're on the lookout for an exciting new opportunity, check out https://kipeople.my.salesforce-sites.com/recruit/frecruit__a...

Join the Model Platform squad at Ki, an ambitious team dedicated to developing Ki's Core Algorithmic Underwriting Platform, the backbone of Ki's Algorithmic Underwriting capabilities and aspirations.

The squad's mission is to empower Ki in constructing and deploying cutting-edge algorithmic underwriting models and scalable model graphs. Examples of what you might be involved in are - developer tooling, micro-services orchestration systems, ML model serving infrastructure, feature serving and storage infrastructure.

Tech stack: Python, Golang, Kotlin, Typescript, Kubernetes, GCP.

Feel free to reach directly if you have any question https://www.linkedin.com/in/alessandro-r-rizzo/

Artsignal | Senior Full Stack Developer (Python + Vue.js) | Remote (UK/Europe) | Full-time

We're an early-stage AI startup transforming art market data analysis. Looking for a senior developer to lead our transition from Streamlit prototype to production Vue.js application.

You'll architect our frontend, design APIs with our Python/AI team, establish DevOps practices, and make key technical decisions for scalability.

Stack: Vue 3, TypeScript, Python backend, PostgreSQL, Docker

Requirements: 6+ years experience, strong Vue.js (Composition API), API design, backend familiarity (Node.js/Django/Flask), Docker, CI/CD

Bonus: Data visualization (D3.js, Chart.js), AI/ML integration, art domain experience

Competitive salary, flexible remote work, direct impact on product direction. Small collaborative team working with cutting-edge AI in the art market.

Email CV + Your location + Description of relevant past projects. Tell us about your Vue.js experience and thoughts on prototype-to-production transitions. [Email is hidden]

Dialo | ONSITE | Warsaw, Poland | https://dialo.ai | Full-Time

We build voice AI agents for customer service over the phone. We are currently conducting hundreds of thousands of calls every day. Dialo is profitable.

We develop and self host every component across speech-to-text, text-to-speech, LLMs, real-time audio processing, and voip.

Our strategy centers on developing an open-source foundation and propriatery vertical-specific products on top of it.

tech stack: AI (wav2vec2, llama, styletts2), OCaml (systems eng), Nix, k8s, TypeScript, React, Node.js

Roles:

- Applied AI research (Speech LLMs)

- AI engineer

- UI Engineer (a full stack role with frontend focus)

How to apply: mail me at Email is hidden with the coolest thing you build and tell me what you want to work on! (github link and/or resume optional

Tonbo IO | Product Engineer | Remote | https://tonbo.io/careers/product-engineer

Tonbo IO | Product Engineer | Remote | https://tonbo.io/careers/database-engineer

We are a startup founded in the fall of 2023, working on offering "headless" real-time data analytics under Postgres. We have released several open-source projects that you can check out at https://github.com/tonbo-io.

Back-End Core Stack: Rust, Apache Arrow/Parquet, Open Telemetry

Front-End Core Stack: Python/JavaScript, NodeJs/Deno, Next.js/React, Drizzle, D3.js, WebAssembly

Corgi | SF Bay Area & SLC | Onsite | Full-time | YC-funded

Corgi is the first fully AI-powered insurance company automating every aspect of the value chain. We have product-market fit, multi-million-dollar revenue, and substantial funding.

We're hiring Generalist Engineers with strong backend skills: Go, Django/Python (Flask/FastAPI), React/Next.js/Typescript AWS, Docker, Postgres, Redis,

IMPORTANT: We work onsite, 7 days a week.

Join us to build cutting-edge tech in a YC-funded, impactful startup. Apply by sending a 1-min intro video about your projects, proudest achievement, and motivation.

Contact: Email is hidden (subject line "HN Who Is Hiring")

Exnaton (Climate Tech) | Fullstack Engineer (with DevOps focus) | Remote (EU countries) | fulltime Exnaton is a start-up spun out of ETH Zurich, which offers software for renewable energy to utility companies. Our AI billing software enables energy providers to set up energy communities and smart energy tariffs in their distribution areas. Users of our software can track their energy consumption and buy renewable energy from their neighbors, which makes investing in the energy transition simple and fun!

Fullstack tasks:

- Developing a state-of-the-art application for the energy sector;

- Building highly reliable software and operating customer deployments;

- Working as part of a team of highly motivated and talented individuals and take ownership and responsibility of components in frontend and/or backend from conceptualisation to production.

DevOps tasks:

- Ensure reliability and scalability of our software deployments for high availability and performance;

- Improve the efficiency and transparency of our development pipeline by streamlining workflows and automation;

- Optimize cloud infrastructure with efficient server provisioning and multi-tenancy architecture;

- Manage our AWS infrastructure & CI/CD pipeline by overseeing cloud resources and automating deployments;

- Enhance monitoring and logging of our different services and deployments to improve observability, quickly detect, diagnose, and resolve system issues and identify root causes;

- Improve and leverage our microservices architecture for scalability, efficiency and security;

- Strengthen system security by implementing best practices and improving access controls.

More details here: https://exnaton-ag.jobs.personio.com/job/2122683?language=en...

Myndstream | Hybrid London, UK | Full time | https://myndstream.com

Music for health and wellbeing - we're working with leading scientists at MIT, NYU and UPenn alongside a roster of composers & producers to create validated music to improve health and wellbeing.

We are on course to enhance the effectiveness & efficacy of our music through the use of ML (let's have a call to talk more). We're starting with hospitality as a launchpad before moving into wider health sectors.

Core Stack: TypeScript, Rust, React, PostgreSQL, WebSockets, GCP

Hiring Founding Software Engineers in London, UK, - contact me via email: Email is hidden