osapiens

osapiens – one platform for sustainable growth osapiens develops cloud-based software solutions that empower companies to drive sustainable growth across their entire value chain. With powerful data…

osapiens.com

osapiens

osapiens.com

HQDE

Team Size594

Open Jobs13

Total Funding-

Latest FundraiseUnknown

TL;DR

Headquarters: Mannheim, Germany

Founded: 2018

Product: AI-powered cloud SaaS platform for sustainability, ESG, compliance and supply-chain transparency

Employees: 500+ (reported ~500–600)

Recent funding: Reported $100M Series C (Jan 2026) valuing company > $1.1B

Company Overview

Problem Domain

Corporate sustainability, ESG reporting, supply-chain transparency and operational efficiency for regulated compliance.

Founded

2018

Industry

Software Development

Funding Track Record

Series A- May 1, 2023

€25M (reported)

Series B

$120M (reported)

Goldman Sachs Alternatives reported to have acquired a minority stake

Series C- Jan 31, 2026

$100M (reported)

Reported post-money valuation > $1.1B

Investor Signal

“Institutional growth/backing from Armira Growth and Goldman Sachs Alternatives; Series C led by Decarbonization Partners”

Join the Team

Mobile Framework Engineer - C#/.Net (m/f/x)

HybridMadrid, Community of Madrid, ES

Hybrid • Madrid, Community of Madrid, ES

Department: osapiens Hub

Location: Madrid

Description You’ll join the Mobile Platform Core team, helping us to drive our efforts to deliver an innovative mobile client framework to support app development for a variety of solutions as a mobile framework developer.

Key Responsibilities Work on our Windows Framework (Unified Windows Platform) to develop our mobile client framework, where we expose native and exclusive functionalities and tools for developers using React Native to build their applications.

Contribute to the enhancement of the Windows client platform architecture with a performance-minded approach, ensuring robustness and efficiency.

Startup jobs. A lot of them.

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Data Scientist

Full-timeSan Francisco, US

Full-time • San Francisco, US

Machine Learning Engineer

Part-timeMunich, DE

Part-time • Munich, DE

Software Engineer

Full-timeNovi Sad, RS

Full-time • Novi Sad, RS

Technical Writer

Full-timeBelgrade, RS

Full-time • Belgrade, RS

Software Engineer

InternshipHaifa

Internship • Haifa

Data Scientist

InternshipAmsterdam, NL

Internship • Amsterdam, NL

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Keep up to date with changes in Windows development so that you bring the latest solutions to the platform. Use what you learn to participate in the design and development of new mobile client platform features.

Establish a sophisticated toolchain & toolset for App Developers to continuously work with latest versions of our mobile client framework based on the most recent React Native for Windows development stack.

Help increase automated test coverage to facilitate reliable and quicker iterations of feature releases, enhancing both process and technical aspects of development. Support continuous improvements in methodology and technology, maintain the toolchain and test environments, and ensure high-quality standards by testing and reviewing code developed within the team.

Collaborate with internal & external development teams using our mobile client platform to share knowledge and best practices and to exchange experiences to develop the framework further.

Must-have Skills, Knowledge and Expertise Deep curiosity and proactivity to learn and research topics on your own

Strong knowledge of Computer Science Fundamentals

Experience with the UWP or the Windows App SDK using C#/.NET

Strong communication & team player skills

Nice-to-have Basic knowledge & experience in development of frameworks

Knowledge in JavaScript, TypeScript & React Native is a plus

Experience writing automated test suites

Experience setting up/maintaining CI/CD pipelines (Azure DevOps)

Experience with native development in iOS (Swift), or Android (Java) is a plus

A purpose-driven mission with and for global industry pioneers in tackling complex challenges
Room for creativity through collaborative teamwork and an open communication culture
Flexibility and team bonding with our hybrid work options
Fuel for your growth journey, both personally and professionally
Sustainable mobility options, promoting eco-friendly commuting solutions
Fun team events and outings with our global teams
Inspiring workspaces in Mannheim and beyond

osapiens

osapiens

TL;DR

Company Overview

Problem Domain

Founded

Industry

Funding Track Record

Investor Signal

Founders

What we do

Join the Team

Mobile Framework Engineer - C#/.Net (m/f/x)

Startup jobs. A lot of them.

Data Scientist

Machine Learning Engineer

Software Engineer

Technical Writer

Software Engineer

Data Scientist

Related Companies