We're hiring a software developer

(Python for FEM simulation workflows, data, 3D, audio)

📍 Location: Otaniemi, Espoo, Finland (on-site)

🕒 Type: Full-time

📅 Apply by: August 10

About Us

SoundlyFit is an Otaniemi-based deep-tech company specializing in FEM simulation and ergonomics testing of earbuds and hearing aids. We help leading international audio companies design better-fitting, more comfortable, and higher-performing consumer devices, combining expertise in acoustics, ear anatomy, and simulation. Our unique combination of simulation, data, and human-centered engineering makes us the only company in the world focused on audio device ergonomics as a service.

To learn more about what we do, visit: https://www.soundlyfit.io/blog

For a deeper technical overview, see: THD 117: SoundlyFit – Understanding the Ergonomics of Fit for the Earbuds Using Realistic Simulations

The Role

Curious about working on real-world problems with earbuds and wearable tech? We’re looking for a Software Developer with an interest in audio technology to join our team.

Do you enjoy a versatile role where you get to work across different areas, from simulation and data to audio and human anatomy? You’ll be part of a small, friendly and agile team, contributing directly to projects that shape products used by millions of people worldwide.

Whether you’re a recent graduate or already have some experience, we’d love to hear from you. We especially value people who are curious, hands-on, and excited to learn by doing.

What You’ll Do

• Develop and automate FEM simulation environments and workflows primarily by using Python coding (prior experience with FEM is not required).

• Create 3D visualizations of audio devices and human anatomy

• Clean, analyze, and interpret data, and build data-driven tools

• Develop and apply machine learning algorithms

• Contribute to international customer projects in consumer audio development

• Work as part of a small, fun, agile team

What We’re Looking For

• Strong Python skills (MATLAB and/or R are a plus)

• Good data analysis skills (data cleaning, statistical analysis, visualization)

• Experience with machine learning

• Interest in 3D graphics and visualization

• Solid understanding of software engineering best practices (Git, testing, code quality, maintainability)

• Enthusiasm for audio devices, ergonomics, and user testing

• Team player with good communication skills in English

• Relevant academic background (M.Sc. in Engineering or similar preferred)

• A nice bonus is an interest in earbuds, hearing aids, headphones and/or wearable devices

What We Offer

• Unique opportunity to join a growing deep-tech company at an early stage

• Work with international leaders in the audio industry

• Direct insight into real consumer product development

• A versatile role combining simulation, data science, machine learning, and 3D visualization

• Competitive compensation

• A collaborative, low-hierarchy work, and friendly colleagues in Otaniemi

How to Apply

Please send your CV and a short motivation explaining your interest in the role to info@soundlyfit.io.

Applications are reviewed continuously — apply by August 10 at the latest.

Please note that response times may be slower in July due to the holiday season.