HomeVision | Multiple Roles- Eng, SRE, Analytics | Hybrid SF & Remote | Full-Time | $100k-$220k + equity We have three open roles:

- Engineer - Hybrid SFO I'm looking for an junior-to-senior software engineer to work with me (CTO) directly. Our systems process millions of pages of documents a month for the mortgage industry. We work with some of the largest lenders in the country and are at the forefront of applying LLMs and other multi-modal models in this industry.

New-grad and junior engineers particularly encouraged to apply. Looking for people who are motivated to write good code with a good mix of practicality and aesthetics.

- SRE - US Remote (SFO or Seattle preferred) - This is a broad role on the platform team including AWS infra w/terraform, software engineering, and IT

- Analytics Engineer - US Remote (SFO or Seattle preferred) - Another broad role that includes managing the data warehouse, building durable and ad-hoc reports in sql and python, and doing deep analysis.

Please apply here: https://jobs.ashbyhq.com/homevision/a3f79d43-5d9e-46bf-a43f-...

Coveo | Senior Fullstack Developer | Canada | Full-time | Hybrid/Remote

At Coveo, we build AI-powered systems that bring hyper-personalization to every enterprise experience — whether it's e-commerce, customer service, or internal workplace tools. Our platform unifies relevance across the stack, helping users find what they need, when they need it.

We're looking for a Senior Fullstack Developer to help us scale these experiences. You'll design and build high-scale systems behind search, recommendations, product discovery, and Generative AI — crafting clean APIs and responsive UIs that deliver fast, personalized experiences to millions of users.

Stack: Java, REST APIs, distributed systems, React, TypeScript, responsive web apps, AWS, Kubernetes

You'd be a great fit if you have:

- 5+ years of software development experience

- A strong track record in high-scale backend development

- Experience with cloud infrastructure

- Solid front-end skills

- Strong communication skills and a collaborative mindset

We offer competitive salaries, top-tier equipment, great offices, and a team that genuinely values your input.

Interview Process: phone screen, interview with hiring manager, tech test, offer

Apply here: https://grnh.se/dxy6bbtr2us

Wolf Games — Director of Engineering, Creative Automation — Remote (US/Canada) — Contract

Wolf Games is building generative entertainment universes where AI and players collaborate in real time. We’re a Series A creative-tech studio scaling the systems that turn ideas into playable, live experiences.

We’re hiring a hands-on Director of Engineering to lead ~10 engineers building JavaScript-based web games, creative automation tooling, and a hybrid GCP + AWS platform. You’ll own architecture, reliability, CI/CD, and internal tools that connect AI-driven content pipelines to production games.

Stack: TypeScript, Node.js, React/Next.js, GCP/AWS, Kubernetes Looking for: strong technical leadership, web/game systems, automation mindset, AI familiarity Rate: $70–85/hr, contract-to-hire

Apply: https://news.ycombinator.com/item?id=46466074

Avantos.ai | https://avantos.ai | Sr Software Engineer, AI Team | St. Louis or NYC | 150-200k

We're building an AI notetaker and task management tool for financial advisors. Startup is headquartered in NYC. If you're not in NYC, quarterly travel to the office is expected.

Front end: React DB: Postgres APIs: Golang, Elysia/Node Infra: AWS ala Terraform

Interview Process 1. 10-minute async coding challenge 2. Hiring manager chat and 20-minute coding challenge 3. 45-minute Coding Challenge w/ another Engineer from the AI team 4. System Design Interview 5. Chat w/ a Product Manager

Apply here: https://avantos.breezy.hr/p/4a707ef4f952-senior-software-eng...

Upwave | Senior Software Engineer | REMOTE (US) | https://upwave.com

Upwave is a YC/venture-funded startup that helps large enterprises plan, measure, and optimize brand advertising campaigns using advanced analytics and AI. We offer a comprehensive set of tools that help our Fortune 500 clients understand and improve how they're perceived in the marketplace, how aware consumers are of the value they provide, and how much consumers trust them to provide the value they promise.

Our platform leverages AI to deliver deeper insights, automate complex analysis, and help marketers make data-driven decisions faster. We've been rapidly expanding our list of enterprise customers and deepening our integrations with "household name" partners. As we grow, we need engineers to help us build even more unique, differentiated, valuable, scalable, and robust analytical SaaS tools and products.

About the Role: Upwave is a startup and we need an experienced generalist "startup engineer" who's experienced doing the wide variety of technical work that modern SaaS startups need. That includes backend web development (JVM frameworks), frontend SPA development (mostly React), AWS-based cloud engineering, data engineering, and working with AI/ML capabilities to enhance our analytics platform.

Our team emphasizes high-quality, high-velocity, sustainable software development in a collaborative and inclusive team environment. We're a small team that gives our engineers a lot of autonomy, and we want people who are excited to step in and learn whatever's needed to get the job done (whether that's new technical skills or business domain knowledge.)

If interested, email me: jason.kelly@upwave.com

Photon Health | Senior Software Engineers | Full-time | ONSITE / HYBRID | Brooklyn, NYC | [180 - 210K]

Photon gives patients ownership of prescriptions. Our platform enables clinicians to send prescriptions to patients via text, giving them the power to compare prices, choose their pharmacy, and save money. By putting transparency and choice into patients’ hands, we’re reshaping the way prescriptions work.

Join us if you're looking to make a real impact on an industry desperately in need of one. Fill out an application here https://jobs.gem.com/photon/am9icG9zdDpL4xgxKjrEK2H6aICx8Qye !

Stack: Typescript, React, Terraform, AWS, Kubernetes

Blackshark AI | Software Engineers & Platform Engineer | Full-time | Austria or Remote EU Hours | VISA sponsorship available

We build geospatial AI infrastructure. Our platform lets analysts train custom object and change detection models on satellite/aerial/drone imagery in minutes, then reconstructs 3D terrain from those detections. We just shipped a planetary-scale simulation platform with Lockheed Martin powered by Unreal Engine.

If you want to work on distributed systems that run in a data center one day and an edge laptop the next, we have interesting problems. Our training and inference infrastructure is processing trillions of pixels and we deliver real world impact for our customers across defense, intelligence, and local governments.

Tech Stack: Python, Fast API, PyTorch, Postgres, Redis, Vue.js

Infrastructure Stack: Kubernetes & Docker, Linux, AWS & Azure, Azure DevOps, Terraform, ELK, Prometheus & Grafana, ArgoCD & Helm

Roles:

Software Engineer - Data Plane Team: https://jobs.eu.lever.co/blackshark/6110fedd-5cd8-40e5-ac11-...

Software Engineer - Machine Learning Team: https://jobs.eu.lever.co/blackshark/7c4b0833-790b-4490-b24a-...

Platform Engineer - Deployment Team: https://jobs.eu.lever.co/blackshark/56a85834-d986-4105-9cc8-...

or reach out to HM at: 'eivanov@' + username[:-2] + '.' + username[-2:].lower()

Matcha.fm | Full-stack Software Engineer | $140K–$290K + Equity | REMOTE (US/Canada)

Hiring multiple Full-stack Software Engineers

We're building AI agent systems that automate complex multi-step workflows.

Ship production code fast, own projects end-to-end.

Looking for 5+ years experience (or <5 with hackathon wins/founder experience/strong GitHub).

Strong TypeScript/React/Node.js required. Stack: TypeScript, React, Node.js, GraphQL, PostgreSQL, AWS (ECS, RDS, Kafka, ES), Docker, Terraform. Full type safety, monorepo, 100% IaC, per-PR staging environments.

Remote US/Canada/EU

Apply: https://matcha.fm/apply/se

Legion Health (YC S21) | Founding Engineer (AI-Native Ops Infra) | San Francisco | ONSITE | VISA SPONSORSHIP | $130k–$190k + Equity

Legion Health is building the AI-native operations layer for mental health care. We run our own psychiatric practice and use AI agents to handle the complex "backend" of healthcare—scheduling, intake, documentation, billing, and risk detection. We have $3M+ ARR, $7M+ raised, and our infrastructure currently supports 2,000+ patients with only one human support lead.

We're hiring a Founding Engineer to own our backend and agent systems end-to-end. This is not a "wrapper" role; you will be architecting the state machines and event streams that turn clinical intent into reliable operations.

The Role:

Build AI Co-workers: Implement agents with tool use, memory, and safety rails that act as trustworthy teammates for clinicians.

Event-Driven Architecture: Design the schemas and workflows (Node.js/TypeScript/Postgres) that encode how psychiatric care operates.

High Impact: Your work lands in real clinical workflows immediately, directly improving patient access and care quality.

Tech Stack: Node.js, TypeScript, Supabase (Postgres), AWS (ECS/Lambda), Next.js 15, OpenAI/Anthropic.

Offer:

Comp: $130k–$190k base + significant early equity (0.2%–0.8%).

Location: San Francisco (In-person).

Process: Intro -> Systems Deep Dive -> Practical Work Trial (No Leetcode) -> Onsite. We move fast (7-10 days).

Email me at yash@legion.health if you have questions or if you're super cracked and I have to know about you.

Apply here: https://jobs.ashbyhq.com/legionhealth/ffdd2b52-eb21-489e-b12...

Farmgirl Flowers | https://farmgirlflowers.com | Remote (US or EU timezones) | Senior Software Engineer

I’m the Director of Engineering at Farmgirl Flowers, an online flower shop with a loyal customer base. We're looking for a product-minded engineer who can own projects end-to-end and keep things simple, safe, and maintainable.

We're a small team of three, so communication is fast and your impact will be immediately visible. We value pragmatism over "perfect" - shipping useful solutions matters more than polishing forever.

Stack: Rails 8, MySQL, Heroku, AWS, a little React -> moving toward Hotwire.

Email me at ignacy [at] farmgirlflowers.com to know more!

Valis Insights (VALIS) | Full-time | Software Engineer | remote-first hybrid Massachusetts (US) Hi, I'm Caleb (co-founder/CTO) from Valis Insights. We're a small climate-tech B2B SaaS/HaaS startup, based out of MA. We build material sampling, sorting analytics, and material monitoring web-based and hardware/computer-vision enabled solutions for metals recycling companies.

We're looking for a passionate SWE with some linux/networking/firmware experience to drive forward some greenfield product development and help scale & deliver existing hardware-enabled offerings. We've got some scale-integrated cameras deployed in the field which enables a web-app for analytics for material sampling. We've got a few units deployed at metal recycling facilities, and we're ramping up sales. We're also building a camera-over-conveyor-belt solution for process monitoring (greenfield dev/R&D).

Desired Competencies: linux, networking, basic electronics, firmware, cloud infra (AWS), web products, databases

Nice-to-Have Experience: edge-to-cloud CV system deployment/design, .NET ecosystem (C#, EF), networking (Wireguard, ssh), firmware dev/mgmt, observability (OpenTelemetry, Prometheus), IaC (Pulumi), stats/math/ML/signal-processing fundamentals, basic soldering, web products (TypeScript, React)

Role is remote-first hybrid. For some hardware/firmware/R&D, you'll need to be in-person in Worcester MA, but majority of role is remote. Infrequent travel to recycling facilities (continental US) for deployment/maintenance will be required.

Apply here - https://apply.workable.com/valis-insights-1/j/A937EAA712/ We read and review every application. Please mention "HN" in one of the written responses.

We're also hiring an ML/SWE intern for the Spring & Summer; apply here - https://apply.workable.com/valis-insights-1/j/98C0E1509B/

Contact: caleb.ralphs@valisinsights.com

Kato | Senior Software Engineer | San Francisco, CA | ONSITE | Full-time

Kato is building a compliance-first AI servicing platform for the $24B lending market. While others treat regulatory guardrails as an afterthought, we’ve built a regulatory rules system with an AI decision engine on top. Our first product is a Voice AI agent currently handling loan servicing calls for major fintechs like Bilt Rewards and Parafin.

We are backed by Pear VC and angels from Brex, Bridge, and Square. You’ll be our second engineering hire, working directly with our CTO (ex-Google/Brex EM) and CEO (ex-Goldman/Brex).

The Role: As an early hire, you’ll own mission-critical projects across the entire stack. You’ll lead the architecture of our real-time voice processing system, optimize LLM integrations for compliance-aware conversations, and build out our customer-facing dashboards.

Tech Stack:

Backend: Golang, PostgreSQL

Frontend: Next.js, TypeScript, React, Tailwind

Infra: AWS, Terraform, Kubernetes, Docker

AI/ML: LLMs, Speech-to-Text, Text-to-Speech

Requirements:

2-5 years of production software experience.

Strong API design and architectural thinking.

An "owner's mindset"—we are a small, high-intensity team where everyone drives product direction.

Experience with WebRTC, real-time audio, or FinTech is a plus but not required.

Location: San Francisco (4 days/week in-person).

To apply: https://jobs.ashbyhq.com/Pear-VC/214dc247-0778-485b-8a3d-067...

Gaia AI | Fullstack Platform Engineer | Robotic Perception Engineer | Full-Time | Boston

Hi, I’m Mel at Gaia AI (https://www.gaia-ai.eco/).

We’re a small GreenTech startup in Boston building hardware and software in the forestry space.

Role: Full stack / platform engineer working on the web app and mobile app. Our stack includes TypeScript, React, Mongo, AWS, and React-native.

Role: Robotic Perception / Computer Vision / Machine Learning engineer working on a sensor-packed backpack for foresters. Our stack includes LiDAR, Vision, SLAM, and Rust.

Preferred Years of Experience: >= 3

Company Size: 7 people

Company Location: Downtown Boston near South Station

For Fullstack apply here: https://docs.google.com/forms/d/e/1FAIpQLSeXplH__tMz_EIRS4yq...

For Perception apply here: https://forms.gle/t7uwLgo5UgadkzrAA

Feel free to reach out to me with questions: mel at gaia-ai.eco

Prophet Town LLC | Various Software Engineering Roles | US – Remote and Hybrid | English fluency required | Full-time | $150K-$250K annual total comp (multiple)

I’m the founder, trying to do “enlightened business.” We are a people-first, fully-remote, boutique indie tech agency – building a team of talented, high integrity, and community-minded individuals first, then building businesses around them. Our leadership staff are ex-Fortune 100; everybody touches code. Notable recent projects: internal tools for Anduril, and the auction system for voltagepark.com.

We’re currently especially seeking:

Full-Stack Software Engineers (React, NextJS, Ruby on Rails; Typescript, Python; Database Design, Devops, and third-party API integrations)

IoT Developers (Python, MQTT, GraphQL, AWS, Test Infrastructure)

Please apply using this Google Form: https://forms.gle/Dxpj7eTwcHpjiGT39. Applicants who submit before January 15 will typically receive a reply by January 31. Tier3 roles are typically 5-10 y/o/e with $150-$175k annual total comp. Tier4 roles are 11-20 y/o/e, $210-$250k annual total comp. Higher tiers exist, and we welcome exceptional applications.

REGARDING DECEMBER - if you already submitted to last December's post, and haven't heard from us yet, we're still getting to you. The team's been working really hard over the last year, and I unexpectedly gave most of the folks helping me with job submissions the time off at the end of December / beginning of January. Apologies for the delay, and we will be with you soon. Rest assured there are jobs we're trying to fill - in fact, more than ever, it seems.

Foundation Source | Remote (US, Canada) | Full-time

We're expanding our team and looking for passionate individuals to join us in building innovative solutions for philanthropy in the DAF team (we provide the technology that runs the Charityvest DAF). Our current openings include:

Senior Software Engineer, Back-end, DAFs: Design and implement core products for our Donor-Advised Fund (DAF) offerings, using a modern fully serverless event-driven architecture in AWS with TypeScript and Postgres.

Senior Software Engineer, Front-end, DAFs: Craft exceptional, high-performing user interfaces for our DAF platform, using modern React 18+ and Next.js 14+ features.

If you're passionate about fintech and making a meaningful impact in the world of charitable giving, we'd love to hear from you.

Feel free to email me your LinkedIn and I'd be happy to share more details: edmundo+hn [at] charityvest [dot] org

L2 Labs | Founding (Software / AI) Engineer | NYC (Hybrid) | Full-time | Salary + Equity

L2 Labs is tackling hard problems in supply chain & logistics, operating as an applied AI research lab. We aim to be equally focused on solving hard problems for our customers and publishing about it at A* research venues.

We’ve already raised our pre-seed round, are partnered with major universities, and have an enterprise customer in global supply chain communications. We are looking for curious, driven, technical folks with an Olympic work ethic who want to join our founding team, stepping into an owner-operator role. You will work alongside skilled engineers and PhDs from top universities on greenfield problems.

Stack: Python, AWS

Email hiring [at] l2labs [dot] ai if you're interested!

Tamarind Bio | Software Engineer | San Francisco ONSITE | https://www.tamarind.bio/

Tamarind hosts AI drug discovery models for biotech/pharma researchers. We’re building the infrastructure to power R&D in pharma companies and enable them to harness the latest advancements in computational biology, such as molecular ML models like AlphaFold.

We're hiring engineers who are excited to scale GPU inference, design intuitive applications for scientists, and build secure enterprise-grade software. We’re a series A company started 2 years ago, and have 10x’d revenue within the past year. We’re used by 7 of the top 20 pharma, dozens of biotechs, and tens of thousands of scientists. We’re hiring for a variety of engineering roles, including generalist software engineers and infrastructure engineers. We value ownership, moving quickly, and a focus on customer needs.

Stack: AWS, Python, React, Javascript, Kubernetes

Apply here: https://www.ycombinator.com/companies/tamarind-bio/jobs or email me at sherry@tamarind.bio.

Octane | Staff Platform Engineer | REMOTE (US only)

Octane is the #1 Powersports lender in the US and has expanded into other verticals, such as RVs, marine vehicles, and autos.

Our Platform Engineering team plays a critical role in building and maintaining the highly reliable, scalable, and secure infrastructure that powers our business. We are seeking a seasoned Staff Platform Engineer to serve as the technical lead for the team. This leadership position will be responsible for shaping the strategy, architecture, and delivery of our core platform services while mentoring engineers and guiding best practices across the organization. The ideal candidate has deep expertise in AWS and cloud infrastructure and thrives on solving complex challenges at scale.

Full job description: https://octane.co/o/who-we-are/careers/jobs-open/?gh_jid=741...

Octane on LinkedIn: https://www.linkedin.com/company/octane-lending/posts/?feedV...

Note: I direct our data and platform teams, so you would report to me. Happy to answer questions.

[PALTOWN Development Foundation] | Full Stack Developer - HIPAA Project | Remote | Contract $35-50K

Cancer patient support and education nonprofit needs experienced full-stack dev for meaningful 10-12 week contract.

PROJECT: Build secure, mobile-friendly front-end for Airtable database with SSO integration (Hivebrite), (potentially) HIPAA-compliant AWS hosting with BAA, and PDF export functionality.

STACK: Your recommendation (we prefer React/Vue + Node.js/Python, AWS with HIPAA compliance)

REQUIREMENTS: * HIPAA-compliant app development experience * SSO/IdP implementation * AWS with Business Associate Agreement setup * Airtable API integration * Clear communication with non-technical stakeholders

SCALE: Small, includes de-identified patient information, straightforward data interface

WHY IT MATTERS: Help cancer patients find treatment options that could extend their lives.

Details here: https://docs.google.com/document/d/1Z8fWTmDHJndBDH11sz8_707B...

Prompt Health| Senior Full Stack Engineer, Senior DevOps Engineer, Support Engineer | REMOTE (US)

Prompt Health is a fast-growing Healthcare SaaS company with over $100M in ARR, growing 100%+ YoY. We build software used by large healthcare organizations to operate more efficiently and deliver better patient care.

We ship hundreds of features and products each year with a small, highly collaborative engineering and product team. Engineers have real ownership, work closely with product and customers, and influence technical direction.

Roles

Senior Full Stack Software Engineer: $200k-$225k Build and scale core B2B SaaS product features. Work across frontend, backend, APIs, and data. Collaborate closely with product and design. Tech: PHP (Laravel), Vue.js, MySQL, AWS. High-traffic B2B SaaS

Senior DevOps Engineer: $200k-$225k Own cloud infrastructure, CI/CD, reliability, and observability. Improve deployment speed, system stability, and security. Tech: AWS, Kubernetes, Terraform, CI/CD, Datadog

Support Engineer: $90k-$125k Debug complex production issues. Work closely with customers and engineering to identify root causes and improve the product. Tech:PHP/Python, SQL, REST APIs, AWS

Competitive compensation, equity, and benefits. We are actively hiring and will respond to applicants!

Apply here: https://www.prompthealth.com/careers#list