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.
Preferred Years of Experience: >= 3
Our Stack: TypeScript, React, Mongo, AWS, React-native
Company Size: 7 people
Company Location: Downtown Boston near South Station
Apply here: https://docs.google.com/forms/d/e/1FAIpQLSeXplH__tMz_EIRS4yq... Feel free to reach out to me with questions: mel at gaia-ai.eco
We're looking for a talented Applied AI/ML Engineer to join our team in Boston, MA.
If you’re excited by the idea of applying machine learning to real-time materials processing and enabling atomic-scale precision in manufacturing, we’d love to talk. This role bridges AI, high-performance computing, and advanced materials science—helping shape the future of semiconductor and nanotech innovation.
Join us at the intersection of AI and materials, where your models directly impact how next-generation materials are discovered and produced.
Learn more and apply here: https://www.atomscale.ai/careers/applied-ai-ml-engineer
Validity is a suite of marketing tools used to ensure data quality, drive email performance, and provide advanced campaign analytics to leading brands.
Our Applications team is seeking a Senior Ruby on Rails developer to help expand our product line, improve our existing products, and build the next generation of Validity tools, continuing our mission to provide exceptional support to our growing customer base.
We're looking for someone with: - A strong command of Ruby, Ruby on Rails, JavaScript, and the architecture of large web applications at scale - Experience in taking projects from concept to completion - Strong communication skills; the ability to communicate clearly, effectively, and with empathy both within your team and cross-functionally - A proven track record of writing clean, maintainable, and well-tested code
Apply here: https://validity.applytojob.com/apply/9cSl8hGG4R/Sr-Software...
At Matterworks we are building AI tools to extract insights from the ever-growing corpora of biological data and to unlock opportunities in therapeutic discovery, development, and manufacturing. We are building large-scale deep learning models of biological data to predict the phenotype and behavior of biological systems.
Principal ML Scientist - https://jobs.ashbyhq.com/matterworks/abd91496-f8dc-4a14-aa80...
Staff ML Scientist - https://jobs.ashbyhq.com/matterworks/460eb0dc-61fb-4b6e-843c...
Principal Software Engineer - https://jobs.ashbyhq.com/matterworks/e520eef6-0bfe-4c9b-afc8...
Checkly helps engineers build reliable products by unifying testing, monitoring and observability. OpenTelemetry, Playwright, and Monitoring as Code are our foundation for unifying performance and reliability. In 2024, we raised $20M in Series B funding from Balderton, CRV, and Accel to take things to the next level.
-Enterprise Account Executive (Remote, USA - ET, CT, MT)
-Commercial Account Executive (Remote, Boston)
-Senior Customer Solutions Engineer (Remote, USA - ET, CT, MT)
See the full descriptions and apply here (and mention HN): https://jobs.ashbyhq.com/checkly?utm_source=hn
At AllSpice, we're building the future of hardware development and collaboration, applying modern software design principles to the hardware industry with design review, automated test, and AI (think GitHub + copilot for hardware). AllSpice is unlocking the next generation of smart vehicles, IOT devices, rockets, medical devices, robotics, and much more.
Read more about our latest Series A announcement in TechCrunch (https://techcrunch.com/2025/06/23/allspices-platform-is-the-...)!
We have a highly capable, tight-knit, remote-first team with a flex office in Somerville, MA and SF. We strongly value continuous communication and personal development. See more on our careers page https://allspice.io/careers
We’re hiring primarily for:
Director of AI and Data Architecture - You'll own and improve our data architecture for our AI product for circuit design. You should have proven experience owning major components of an agentic production software architecture. This is a "player/coach" role, in charge of the architecture and supporting roadmap with our PM, but also mentoring, reviewing and at times implementing new AI solutions. https://jobs.ashbyhq.com/allspice/c1dc606d-88d3-4662-985b-70...
Sr/Principal SW (Go, TS) - You'll take a major ownership stake in our full-stack web application, which includes collaborating closely with Product Management to architect & implement complex data rendering, user management, and novel features for hardware engineering teams. https://jobs.ashbyhq.com/allspice/3a80d480-ee07-481d-b5c3-10...
Sr/Principal SW (Python) - You'll take a major ownership stake in our actions automation feature. This includes working closely with Product Management to implement a baseline of automation scripts for ECAD data (see some examples here: https://hub.allspice.io/Actions/), developing better integrations into AllSpice platform, and supporting our AllSpice AI agents. https://allspice.io/careers?ashby_jid=09d0e89e-cff9-462b-a37...
Product / Growth Lead - Define how we position, launch, and grow AllSpice’s products. You'll shape our brand voice, craft compelling narratives, and create content that inspires electrical engineering leaders and the broader hardware community. https://jobs.ashbyhq.com/allspice/7ffd19c6-1e80-41f5-bcea-29...
Tech Stack: Docker, Terraform, GoLang, Rust, Python, Vue, Typescript, Python
Please include any relevant open-source projects or portfolio in your application.
I am looking for a postdoctoral fellow interested in the intersection of programming languages and artificial intelligence, in particular verification and large language models.
Our main goal is to create a PL+AI system that is the best at verified program synthesis. We will use the verification-aware programming language Dafny and co-evolve an LLM and a discovery system for Dafny.
Please contact me at namin@seas.harvard.edu if interested. Include a CV and GitHub link.
Work Location: HYBRID in Boston or NYC (downtown) Headcount: ~33, hiring 2-3 per month
Stack: React / Typescript / Python / GCP
Open Roles: Fullstack Engineer (Sr/Staff) * EHR Integrations Engineer (FHIR) * ML Infrastructure (Staff+) * Research Scientist (PhD's) * Data Scientist (Sr/Staff)and looking for CS/previous eng background ideally * Security Engineer * ML Engineer / ML Infra
We Offer: * competitive base salary + equity + great health/medical benefits * unlimited PTO * collaborative engineering-first culture, in office 2-3 days per week in Boston and NYC offices
Layer Health was founded in 2023 by leading machine learning researchers from MIT and Harvard Medical School. We are building an AI layer that can accurately and scalably synthesize information from medical records, with the mission to reduce friction everywhere in healthcare. Our LLM-powered platform is solving chart review once and for all, across use cases. For health systems, our first product dramatically accelerates clinical registry abstraction in areas ranging from surgery and cardiology, to oncology. Our long term vision is for our AI layer to safely transform patient care and minimize unnecessary heartbreak. Layer Health’s diverse founding team brings expertise across machine learning, UI/UX, large language models, and medicine.
Email me at mike.hauschild@layerhealth.com for more info!