Senior Full-Stack Developer shaping the future of Business Partner Transparency products within the osapiens HUB. Collaborating with a talented team in Madrid's vibrant tech hub under a hybrid work model.
Responsibilities
Design, build, and optimize full-stack features using modern front-end and back-end technologies, ensuring scalability and maintainability.
Develop and enhance innovative software solutions that automate complex compliance workflows for businesses of all sizes.
Collaborate closely with product managers, designers, and engineers in small, agile squads (5-7 people) to define, refine, and implement features.
Ensure high-quality, secure, and efficient code through rigorous reviews, automated testing, and continuous integration/deployment (CI/CD) practices.
Own the architecture and design of JavaScript-based solutions, optimizing for performance, reliability, and user experience.
Contribute to technical strategy and decision-making, identifying opportunities for innovation and process improvements.
Mentor and support junior developers, fostering a culture of learning and technical excellence within the team.
Requirements
Strong experience in full-stack development with a focus on Node.js (Mainly) and Typescript. ReactJS, JavaScript is also good to bring.
Expertise in web services development and integration (REST, GraphQL, etc.)
Familiarity with Git for version control and collaboration.
Strong product mindset – you think beyond code, considering user experience, business impact, and scalability.
Agile experience – comfortable working in sprints, participating in stand-ups, and iterating quickly.
Excellent communication skills in English (C1). German is a bonus (B1+)
Benefits
An Unicorn with 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
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