Posted by whoishiring 4/1/2025
Ask HN: Who is hiring? (April 2025)
Please only post if you personally are part of the hiring company—no recruiting firms or job boards. One post per company. If it isn't a household name, explain what your company does.
Please only post if you are actively filling a position and are committed to responding to applicants.
Commenters: please don't reply to job posts to complain about something. It's off topic here.
Readers: please only email if you are personally interested in the job.
Searchers: try http://nchelluri.github.io/hnjobs/, https://hnresumetojobs.com, https://hnhired.fly.dev, https://kennytilton.github.io/whoishiring/, https://hnjobs.emilburzo.com, or this (unofficial) Chrome extension: https://chromewebstore.google.com/detail/hn-hiring-pro/mpfal....
Don't miss these other fine threads:
Who wants to be hired? https://news.ycombinator.com/item?id=43547609
Freelancer? Seeking freelancer? https://news.ycombinator.com/item?id=43547610
We're a consultancy committed to building software that outlasts us. We work on a wide variety of interesting projects, including building unified data formats for neuroscience labs to share data sets, developing custom medical software for doctors, creating a brand-new MOBA game, and developing platforms for real estate agencies, crypto, and more. We're looking to hire people, who are driven and want to play a lead role in growing an exciting company. Our goal is to be a workplace with a strong focus on learning, where client projects provide a base of capital for us to all work on dream projects of our own. We have an inclusive, transparent culture with a public company principles handbook.
We’re seeking:
- Senior Full-Stack developers strong at Python and/or JS, with experience in client relations, project management, a good understanding of machine learning systems—particularly LLMs—and strong UI/UX design and user research skills to help us build more thoughtful AI-powered products. Experience with ML model deployment and LLM application development is a plus.
See the full description and apply here: https://careers.monadical.com/
If you have any questions, drop us an email at apply at monadical dot com
Some perks of working with us include:
• Work from home (we’re fully remote!) • Flexible working hours • Six weeks of paid vacation • Competitive salary • Strong culture emphasis on individual autonomy and impact on company direction
Founded in 2018, ESG Book is a global leader in sustainability data and technology. We are a fast-paced, exciting young company that combines cutting-edge technology and proprietary research. We pride ourselves on our entrepreneurial spirit, and dynamic work environment.
ESG Book went through a successful series B funding round in 2022 and will now continue to advance ESG Book’s next-generation technology capabilities, enabling clients to meet increasingly complex sustainability requirements, and accelerate the company’s expansion as it responds to growing demand for technology enabled ESG data solutions.
Software Engineer: https://apply.workable.com/esg-book/j/D0A2BB66CD/
Apply on workable, or preferably email me directly. Feel free to drop any questions you may have also: miles.croxford@esgbook.com
Do you have the right to work in the EU/UK? (Unfortunately, at this time we cannot offer sponsorship for this role, and we cannot consider people working remotely in different countries to UK or Germany)
We are currently seeking a talented and driven Java Developer to join our team full-time. This is an exciting opportunity to contribute your skills and expertise to a fintech venture with emphasis in capital markets tech based out of the New York City and in exchange we’ll provide you with base comp $125k-200k, full benefits, cash bonus, and equity.
- Electronic trading server-side software development experience required
- Experience in Open Source technologies such as Aeron Transport, Aeron Cluster, Aeron Archive, Artio High Performance FIX Gateway, Agrona, or CoinTossX is a plus
- Experience with Adaptive Hydra trading platform is a plus
Benefits:
- Flexible hybrid schedule to accommodate other commitments
- Collaborative and supportive team environment
- Relocation assistance to NYC Metro area
If you are passionate about Java development and interested in joining a fintech venture, we would love to hear from you. Please submit your resume if interested to agency@furtimmodus.com in this opportunity.
Join us in pioneering the next generation of nuclear reactors! You'll leverage your software skills alongside nuclear engineers to model, simulate, design, and deploy advanced fission power technology. You will work at the forefront of the nuclear industry, developing novel techniques to reach new levels of safety, efficiency, and resiliency. Come be a part of powering the future with advanced fission power plants to provide clean, reliable, affordable energy.
We are hiring for:
- Software Engineer: https://job-boards.greenhouse.io/oklo/jobs/4018702004
- Software Quality Assurance Engineer: https://job-boards.greenhouse.io/oklo/jobs/5480416004
See more opportunities here: https://job-boards.greenhouse.io/oklo
Please mention Hacker News in your cover letter!
Howdy, I'm looking for our next Software Development Team Lead. We have a beautiful (mostly empty) office in Calgary but are remote-first. Your team members are located from Vancouver to Quebec - for now; we're growing so maybe NFLD soon?
This person will lead our growing AI/ML team, but they are first an experienced team lead (you have managed people before) with significant python development experience. You can be creative with how you demonstrate your skills, experience and passion for AI/ML, and you'll get a chance to grow in these areas working with our strong technical team.
if you're interested check out the posting, and if you apply I'd appreciate mentioning you found out about this on HN (long-time participant but first time as a hiring manager in this pool of talent). Thanks for your interest!
https://absorblms.hrmdirect.com/employment/job-opening.php?r...
At https://Sneos.com, I've built a platform that allows users to write once and compare outputs from multiple AI models like ChatGPT, Claude, and Gemini side-by-side. This helps users understand the unique strengths and perspectives of different AI systems without the hassle of copying/pasting between services. Current Needs:
Growth Hacker (part-time/contract): Looking for a creative, data-driven growth specialist to help me scale the user base and optimize conversion from free to premium tiers. You should have experience growing B2C SaaS products and be comfortable implementing and analyzing marketing experiments quickly.
iOS/Android Developer (part-time/contract): While not an immediate priority, I'm interested in creating mobile versions of my web app. As the premium user base grows, I'd allocate more resources to mobile development. I'm open to sponsoring an open-source implementation initially, with potential for a more formal arrangement as user numbers increase.
Tech Stack:
Flexible (Objective C, Swift, Java, .NET, etc.)
What I Offer:
Flexible remote work Opportunity to shape a product in the rapidly evolving AI space Competitive compensation aligned with company growth
If you're excited about making AI tools more accessible and effective for everyday users, please reach out with your relevant experience and a brief note on why you're interested in working with Sneos.
Contact: DM me on X (Twitter) @SneoScom
As we raise our next round of funding, we are looking for a founding engineer to join the team. The ideal candidate would be:
-a full-stack engineer with 5+ years of experience, spending most of their time as an individual contributor shipping -have experience working with AWS or a different cloud platform -be self-sufficient with an ownership mindset and passion for client results -have strong communication skills and act as a thought partner -be a leader, able to manage other tech. contractors, and align/re-prioritize the product roadmap -have passion or knowledge of music industry/creator economy -able to thrive in fast paced start-up environment
Our tech stack includes: Angular, .NET, Postgres, AWS, and various API integrations.
We offer competitive salary + equity. If you're interested, please reach out to me at: maulin at fanpad dot xyz
We are consistently hiring backend engineers ranging from Senior level to Staff / Lead / Director / Principal Go engineers.
If you have experience with a different tech stack, we offer a 10-week onboarding program to train you in Go, scaling and other key topics: https://tinyurl.com/2u5x9f9w
At Stream, we use Go for our video SFU, chat API, Moderation and Feeds, serving high traffic from major apps like Strava, Nextdoor, Patreon, and Midjourney. Our tech stack: Go, CockroachDB, RocksDB, WebRTC, Raft, and Redis.
Why Join Stream?
* High scale/ difficult engineering
* Default alive. Startup growth opportunity with healthy revenue
* All managers are hands-on and capable engineers
* Edge network of servers around the world
* Great opportunity to learn and grow
Compensation: €70k–€160k depending on Seniority level and location
Remote: it’s a Netherlands-based role (hybrid), but exemptions for remote work within the EU may apply to specific cases
Visa Sponsorship: Available for the Netherlands
Apply here: https://jobs.ashbyhq.com/stream?utm_source=5rrpvObp3r
At Konvu, we’re on a mission to make security invisible. As we move towards a future dominated by code automatically generated, tested, and deployed by AIs, we need a new paradigm for application security. We need vulnerabilities to be automatically detected, prioritized and remediated.
Behind Konvu are founders with deep roots in the security industry. As part of the founding team at Sqreen (YC W18), a notable security startup acquired by Datadog, we have firsthand experience in driving security solutions from concept to global impact.
We’re looking for:
* Software Engineer to build out our Remediation Agent https://jobs.ashbyhq.com/konvu/554e5182-2989-44f2-91d1-8439f...
* Software Engineer to build out our Vulnerability Database https://jobs.ashbyhq.com/konvu/746a3f82-8542-4038-8ca6-b4912...
We are looking for candidates that are excited to join us on a mission to raise the standard of trust online. All of our roles are fully-remote, except where specific locations are noted.
Senior Software Engineer, Windows Desktop App - $178,500 USD + equity — https://jobs.ashbyhq.com/duck-duck-go/47e569c6-f995-4955-a89...
Senior Growth Marketing Manager - $178,500 USD + equity — https://jobs.ashbyhq.com/duck-duck-go/ad8df011-718c-479c-839...
Technical Sourcer - $129,000 USD + equity - https://jobs.ashbyhq.com/duck-duck-go/0923821a-8d0b-4305-834...
We might open the role back up next month for more applications, so keep an eye on next month's Who's Hiring post.