Senior Mobile Developer - React Native (m/w/d)

At osapiens, we are committed to empowering businesses economically while promoting human rights and establishing ecologically sustainable and responsible corporate governance as a global standard.

We support global enterprises in over 60 countries in integrating sustainability and positioning themselves for the future. To achieve this, we develop comprehensive SaaS solutions that create transparency and sustainable growth across the entire value chain, meet ESG requirements, and automate manual processes.  This role sits within our Operations Efficiency department where our solutions are built to innovate and optimise the efficiency of a companies day-to-day operations. This has three components:  

• Distribution: Optimise logistics processes, strengthen customer relationships and sales opportunities and reduce a companies environmental impact with our one-stop solution for last-mile distribution.  
• Maintenance: Give a companies maintenance, asset and reliability team the tools and information they need to operate digital efficiently, increase asset availability, improve overall equipment effectiveness and TPM while reducing costs.  
• Service: All-in-one service management software to maximise resource efficiency, improve first time fix rates, net promotor scores, reduce energy, waste and emissions with 360 Field Service Excellence.

You’ll become a pivotal member of one of our development squads within the 35+ member Operations Efficiency team, helping us drive our efforts to deliver the most innovative solutions in our domain as a senior mobile developer. 

• Work across iOS, Android, and Windows platforms to design, implement, and test features for our offline-capable applications, serving field workers in distribution, field service, and maintenance. 
• Lead and participate in the design and development of new features in coordination with the product team to meet the needs of our international customers. 
• Collaborate closely with domain experts to define and develop optimized user experiences and innovative features for our mission-critical applications. 
• Contribute to the enhancement of the mobile app architecture with a performance-minded approach, ensuring robustness and efficiency. 
• 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. 
• Align efforts with the product team and other stakeholders to ensure development goals are met and that project deliverables align with business objectives. 
• Help increase automated test coverage to facilitate reliable and quicker iterations of feature releases, enhancing both process and technical aspects of development. 

Must-have:  

• 5+ years of experience with 3+ years focused on React Native  
• Strong architecture knowledge (storage concepts, design, React Native specific) 
• Strong knowledge in JavaScript, TypeScript, React, Composition, Memorization, Reactivity, Java 
• Experience implementing multiple, different React Native applications 
• Strong communication skills 

 
Nice-to-have: 

• Experience with React Native for Windows 
• Knowledge about native developments 
• Experience in setting up full React Native projects from scratch 
• End-to-end testing experience 
• Experience setting up/maintaining CI/CD pipelines 
• Experience in guiding/leading other developers 

• 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, Madrid and beyond