Frequenz Energy-as-a-Service GmbH | Full-Time | Berlin/Hybrid-Possible, Germany We are a technology company developing groundbreaking solutions that help companies to rapidly transition from being passive electricity consumers to becoming fully self-sustaining prosumers, capable of leveraging various renewable energy assets.

We are currently looking for Rust and Python software developers to join us in Berlin.

Our homepage: https://www.frequenz.com

Apply here for Rust: https://www.frequenz.com/jobs/senior-rust-engineer and here for Python: https://www.frequenz.com/careers/senior-python-developer

Feel free to attach links to your code examples from github, gitlab, or the like to your application.

These roles are not fully-remote. These are based in Berlin, with a possibility for hybrid-model, which can be discussed during the course of the interview.

(PS: If you choose to apply, we would appreciate if you could mention that you have come from HN :) )

Shepherd | ONSITE | San Francisco, CA

Shepherd is an all-in-one commercial insurance platform. We provide savings on insurance premiums for commercial businesses that are leveraging modern technology on their worksites. While we began with commercial construction, we're expanding into adjacent sectors, like energy.

We’ve raised over $20M and we’re looking for product-minded engineers to join us as we continue to scale! We’re looking for someone who thrives on ownership, drives results, and cares deeply about both technical excellence and customer impact.

We’re hiring for:

* Senior Software Engineer, Full Stack

* Senior Software Engineer, Backend

* Senior Software Engineer, AI Products & Agents

* Senior Software Engineer, AI Infrastructure

* Senior Software Engineer, Cloud Infrastructure

* Data / MLOps Engineer

Our stack includes:

* Typescript, React, Next.js, GraphQL w/ Apollo, Node.js, Postgres & Redis

Apply here: https://shepherdinsurance.com/careers In the form, be sure to mention that you heard about this opportunity via Hacker News.

If you want to read more about our team and culture, check out our blog: https://shepherdinsurance.com/blog

Tosoo | https://tosoo.ch | Zurich (Switzerland)

We are looking for a motivated Junior Generalist Software Engineer to join the Tosoo team. In this role, you will contribute across the entire technology stack; designing, developing, validating, and operating software components that power our products and infrastructure. Our stack includes a C++ embedded system, a Python-based data analysis framework, several Python and Go cloud services, and PostgreSQL databases. Strong competence in at least one of these areas is required, along with a curious, hands-on attitude and an eagerness to learn and work across the rest of the stack. At Tosoo, you’ll be part of a small, fast-paced team that values initiative, technical curiosity, and collaboration. We aim to make a meaningful difference in the world by maximizing the impact of each team member. We would love to hear from you! Please send us your CV along with a short cover letter describing (or just linking to) two projects: one that represents your most ambitious technical achievement (something challenging or complex, even if the code isn’t perfect), and another that showcases your most refined or professional work (something where code quality and craftsmanship were your focus).

Email is hidden

LiveMap | Geospatial Data/Backend and Mobile Engineers | Full-Time | Switzerland or Remote (CH, EU, UK)

Visa sponsorship is not provided.

LiveMap is a funded startup with a vision to build the next generation of mapping apps (think hyper-personalised Google Maps). How that looks is still being explored so we're building prototypes, getting them into customer hands and iterating quickly. We're looking to bring on a couple of people to help accelerate this development process.

As a data engineer you'll set up a data pipeline, work with product to identify relevant datasets, connect, persist and expose that data.

As a mobile engineer you'll be the UI delivering value to the customer. We are testing hypothesis in weeks and leveraging tools like Claude Code to do it.

Please find more information and application forms at the links:

• Geospatial data/backend engineer - https://tally.so/r/n095jj

• Mobile engineer - https://tally.so/r/w56n1q

Happy hacking

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Hardian Health | Senior Product Engineer | REMOTE (UK only) | Full time flexible, 1 (initial) year contract

We're building a regulatory intelligence platform for AI in healthcare. In effect a specialist dataset + search engine for that information. Currently working to get from a Beta to production ready. This is a Full-stack role, working alongside CTO.

Stack: Python, Node, React, GraphQL, PostgreSQL, Data scrapers

Fully remote with quarterly meetups. Flexible hours.

Must have UK work authorization (no visa sponsorship).

Find out more and apply: https://www.hardianhealth.com/careers-list/product-engineer

Stream | Multiple Positions | Amsterdam (NL), Skopje (North Macedonia) | Boulder, CO (US) | Toronto (Canada)) | Remote possible | Full Time | Visa Sponsorship

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

We’re also hiring for:

* Staff Python Engineer – (Open Source Video/Voice AI Library)

* Staff Product Designer (Mobile SDK)

* Staff Product Designer (UI)

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, we have customers using our products with millions of users

* 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

Remote: our roles are primarily NL, US, North Macedonia, or CA-based (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

University of Toronto | Postdoc: Synthetic + Molecular Biology on Microplastics | ONSITE Toronto, ON

We’re engineering enzymes to degrade microplastics using AI + high-throughput molecular biology. Join the Laboratory for RNA-Based Lifeforms (https://rnalab.ca | PI: Artem Babaian) on one of the largest projects in bioinformatics today. Building on Serratus (10× RNA virus discovery, Nature 2022), we’re now developing Logan to mine planetary-scale genomics datasets to evolve and test novel plastic-degrading enzymes.

Looking for: * PhD in Molecular/Synthetic Biology, Biochemistry, or Genetics

* Strong skills in yeast/bacterial systems, enzyme assays, or metabolic engineering

* Interest in automation, robotics, and collaboration with AI and Computational Biology scientists

Full-time postdoc in Toronto, Canada. Start date: flexible/immediate.

Apply Today: https://jobrxiv.org/job/university-of-toronto-27778-syntheti...

----- Relevant Links:

* Serratus paper (https://www.nature.com/articles/s41586-021-04332-2)

* Logan preprint (https://www.biorxiv.org/content/10.1101/2024.07.30.605881v2)

* Entering The Platinum Age of Computational Discovery. Vision. (10m; https://www.youtube.com/watch?v=mpum-adhxd8&t=5875s)

Let’s build the biology together to clean Our Planet.

Tracebit | https://tracebit.com | London/New York| Full-Time

Tracebit is an Accel backed, UK founded security product company taking a new look at canaries for intrusion detection.

We work with some amazing companies (Docker, Riot Games, Synthesia, Zepz...) to help detect threats in cloud and enterprise.

We're hiring:

* Founding Engineer | London | £60-120k + generous equity

* Founding Security Researcher | Remote | £100-140k + generous equity

* Founding Account Executive | New York | $180-200k OTE + generous equity

Learn more and apply: https://tracebit.com/careers#section_open-positions

JWP Connatix | AI Software Engineer | REMOTE (EU) | Full-Time

JWP Connatix is the most comprehensive independent video technology and monetization platform, helping broadcasters, publishers, and advertisers deliver premium streaming and online video experiences while maximizing video revenue across all screens. The company offers an end-to-end platform that streamlines live and on-demand video with hybrid monetization models, unique data and insights, unmatched customer service, and the largest independent premium video marketplace, providing the entire media ecosystem with enhanced scale, transparency, and revenue.

We are looking for a skilled and adaptable AI Engineer to join our AI Proof of Concepts team at JWP Connatix. You'll be responsible for implementing AI-First development methodologies, integrating sophisticated AI tools into our software pipeline, and rapidly building MVP prototypes that demonstrate innovative solutions. This role offers the opportunity to work at the cutting edge of AI-integrated development while delivering high-impact prototypes in a fast-paced, iterative environment. The ideal candidate thrives in rapid prototyping environments, has hands-on experience with AI tool integration, and enjoys the challenge of quickly turning concepts into working demonstrations for stakeholder validation. Candidates should also know, and work with AI code generation tools (Claude Code, Cursor, Copilot, etc).

If this sounds like something you'd be interested in please apply!

https://jwpconnatix.com/careers/job-posting/?gh_jid=7257043