Ask HN: Who is hiring? (December 2025)

FeedbackFruits | Senior Full-Stack Engineer | Amsterdam | HYBRID

We build peer review and feedback tools for universities. Students submit work, review each other, and get structured feedback. We integrate with every major LMS (Canvas, Blackboard, Moodle, Brightspace) and are exploring where LLMs can genuinely help in education.

Stack: Ruby on Rails, Ember.js (moving to Hotwire), PostgreSQL, Azure/Kubernetes.

We're mid-transformation: moving to autonomous teams, mob programming, whole-team product discovery. Looking for engineers who want to shape how a team works, not just write code.

Apply here: https://feedbackfruits.com/careers?ashby_jid=04b4666f-5b64-4...

Applied and I mentioned Hackernews!

Intuition Machines, Inc. | Engineering Manager, ML Security/Research | MULTIPLE ROLES REMOTE - WORLDWIDE

Want to lead ML systems that protect hundreds of millions of users daily, operating at millions of req/s? Interested in building models under strict latency/compute constraints while adapting to adversarial drift?

Intuition Machines (company behind hCaptcha security suite) is hiring an Engineering Manager, ML Security/Research to lead a distributed team, own architecture, and stay hands-on with real-time ML + distributed systems.

If you have strong experience in production ML, MLOps, and large-scale infra, come help secure the internet.

Apply: https://apply.workable.com/imachines/j/2A562B4CE5/

Also hiring:

SREs https://apply.workable.com/imachines/j/CD0057C4CC/

Senior Backend Engineers https://apply.workable.com/imachines/j/A701CCC579/

Technical Marketing Manager https://apply.workable.com/imachines/j/A791867AA4/

And many more: https://apply.workable.com/imachines/

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

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