Software Engineer - Simulation Platform
Join Proxima Fusion as a Software Engineer to develop next-generation simulation tools for stellarator design and research.
Posted by employer 2 days ago
First seen on Joblaze 1 day ago
Last verified on the company career page 1 day ago
Skills & Technologies
What you'll build
- Design, develop and maintain software solutions for stellarator simulation
- Manage automation of large-scale simulation workflows
- Implement cloud-based data storage solutions
- Foster cross-domain collaboration and knowledge discovery
- Co-develop applications with researchers
Must have
- Proficient in Python
Nice to have
- Familiarity with Pydantic
- Familiarity with JAX
- Experience in full-stack web development
- Knowledge of cloud services
- Experience with data management systems
AI in the day-to-day
Integration of AI tools where they actually provide leverage.
Not disclosed in this posting: compensation, years of experience, work arrangement, visa sponsorship.
Joblaze summary
In this role, the software engineer focuses on designing and maintaining advanced simulation tools for stellarator research, collaborating closely with researchers to enhance R&D workflows. Proficiency in Python is essential, with additional skills in web development and cloud services being advantageous. This position is ideal for a mid-level engineer who thrives in a dynamic startup environment and is eager to tackle diverse technical challenges. Proxima Fusion emphasizes a collaborative culture, aiming to innovate in the field of fusion energy.
Joblaze insights
- Listed yesterday — first seen on Joblaze September 19, 2026. Last confirmed on Proxima Fusion's careers page September 19, 2026.
- Python appears in 26.2% of 61 comparable mid other roles in Germany.
Quick facts
- What's the tech stack?
- Joblaze extracted these technologies from the posting: Cloud Services, FastAPI, JAX, Pydantic, Python, React.
- What seniority level is this role?
- Proxima Fusion targets mid-level candidates for this position.
- Is this full-time or contract?
- Full-time for this Software Engineer - Simulation Platform role at Proxima Fusion.
From the original posting
WHY JOIN PROXIMA FUSION
You will get to work on some of the most complex tech challenges to bring abundant, safe, clean energy to the world.
YOUR IMPACT
Shape the future of Proxima’s simulation platform: imagine and build with us novel solutions for simulation tools that spark joy and reduce time-to-insight
Accelerate Stellarator R&D, at the company at its forefront: we work side by side with researchers and engineers; innovation in simulation tools immediately boosts Proxima Fusion’s Stellarator design program
WHAT YOU WILL DO
As a platform engineer, you will design, develop and maintain next-generation software solutions for stellarator simulation and design, targeted to human and agentic use: our team manages the full platform from automation of large-scale simulation workflows, to cloud-based data storage that keeps everyone in sync, to applications that foster cross-domain collaboration and knowledge discovery, including integration of AI tools where they actually provide leverage
As a forward-deployed engineer, you will work together with our researchers to apply our tools to specific use cases: guide users to make the most of the available simulation tooling and proactively co-develop applications that unblock their R&D program
WHO YOU ARE
We are seeking a talented software practitioner with a user-first mindset, interested in tackling a diverse mix of challenges: from the optimization of scientific computing workflows to building cloud- and web-based systems for data management, sharing and exploration
Proficient in Python; familiarity with one or more of the following is desirable but not required: Pydantic, JAX, full-stack web development (React, TypeScript, FastAPI), cloud services and cloud-based applications; data management systems
You enjoy staying up to date with current software development best practices and tools, e.g. agentic development or modern data pipelines and scheduling solutions
You enjoy diving into new problems with a continuous learning attitude, absorbing relevant domain knowledge in a dynamic start-up environment
INTERVIEW PROCESS
Recruiter Interview (30-60 min)
Technical Screening (30-45 min)
Technical Panel (3x60 min)
CEO call (30 min)
*This role sits at "L2" of our framework, please inquire during the recruitment process for further information.
Standard company text repeated across Proxima Fusion's postings is omitted here.