Backend Developer Jobs in 2026

About the Role

This is a founding ML engineering role at an early-stage AI startup, where you will own the machine learning function from day one. Working closely with founders and researchers, you will shape the technical direction of post-training pipelines, agent systems, and the broader ML roadma…

About the Role

This is an early-stage opportunity to help build a new category of software at the intersection of AI, robotics, and physical laboratory systems. You will own critical infrastructure spanning experiment orchestration, agent connectivity, and distributed coordination, and will have a di…

Before the detail, here's the challenge you'd help us solve.

We build the embodied intelligence that moves real vehicles safely, and the ecosystem a billion machines will run on in the future. Very few people in AI can say this. Every role here, whatever the team, plugs into that.

Here’s what this par…

Thumbtack helps millions of people confidently care for their homes.

Thumbtack is the one app you need to take care of and improve your home — from personalized guidance to AI tools and a best-in-class hiring experience. Every day in every county of the U.S., people turn to Thumbtack to complete urge…

Thumbtack helps millions of people confidently care for their homes.

Thumbtack is the one app you need to take care of and improve your home — from personalized guidance to AI tools and a best-in-class hiring experience. Every day in every county of the U.S., people turn to Thumbtack to complete urge…

Senior Integration Engineer (Visa Sponsorship)

Data is the lifeblood of operating an excellent supply chain. Without clean data, everything crashes: forecasts drift, orders land wrong, and trust evaporates. The Spherecast platform is the real-time operating platform for global consumer-goods supply c…

Role highlights:

• Staff Software Engineer (Commercial Platform)

• Location: Espoo, Finland

• Department: Business Automation

• Reports to: Senior Engineering Manager

• Employment type: Permanent

• Workplace model: Hybrid, 3 days a week at the office

• Employment is subject to applicable security screening (incl. SUPO)

W…

At ArenaNet, we’ve always believed that games are art. They have the power to communicate ideas and tell stories. They can change the way we think, reflect our cultures, and move us. As the developer of the award-winning Guild Wars game series, we’re proud to share our passion for the online worlds…

About Archy

Smile! Those teeth you are showing deserve the best care you can give them, yet the status quo of the software your dentist uses today is outdated.

Archy is a Series C vertical SaaS solution revolutionizing the dental practice management space — giving dental providers AI agents and softwa…

The role / impact

In this role, you will help shape the technical foundation for money movement capabilities while unlocking new product lines globally. You will guide the design and development of reliable, scalable, performant, and secure services for the platform, ensuring operational excellence a…