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

OSAPIENS – Join us in building a sustainable future!

We’re a global SaaS company with customers in 60+ countries. We are pioneers in corporate sustainability. Our dedicated team strives to set global standards that respect human rights while promoting ecological sustainability and responsible entrepreneurship.
We’re driven by a mission: to help companies grow with corporate sustainability. Within osapiens, we focus on three main offerings: Business Partner Transparency, Product Transparency, and Operations Efficiency.
This role sits within our Operations Efficiency department where our solutions are built to innovate and optimise the efficiency of a company’s day-to-day operations. This has three components:

• Distribution: Optimise logistics processes, strengthen customer relationships and sales opportunities, and reduce a company’s environmental impact with our one-stop solution for last-mile distribution.
• Maintenance: Give a company’s maintenance, asset, and reliability team the tools and information they need to operate digitally 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 promoter scores, reduce energy, waste, and emissions with 360 Field Service Excellence.

WHAT WE LOOK FOR

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

JOIN US FOR THIS AND MORE

• A purpose-driven mission tackling complex sustainability challenges whilst working alongside global industry pioneers
• 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 HQ in Mannheim with 9 global offices
• If you’re based in or visiting Mannheim, you can also benefit from our sustainable subsidised lunch options

YOUR MISSION

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.

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