Senior Fullstack JavaScript Developer – Cloud & Data Solutions

Unleash innovation at the intersection of cloud, data, and full-stack development — shape sustainable solutions for a better tomorrow! Warszawa-based opportunity with a remote work model (once every two weeks in the office). As a Senior Fullstack JavaScript Developer – Cloud & Data Solutions, you will be working for our client, a global leader in healthcare and agriculture dedicated to solving major global challenges in the spirit of environmental care. Join a forward-thinking team developing cutting-edge solutions in crop science, contributing to sustainable farming, resilient plants, and thriving communities. Your expertise will drive the development of cloud-integrated software, data analysis tools, and innovative machine learning integrations that foster a sustainable future. Your main responsibilities: • Develop and support business-critical software solutions within an agile, global, product-oriented team • Solve organization-wide challenges related to identity and account management • Design and document technical architecture and software solutions across multiple teams • Ensure the technical feasibility, quality, and high performance of all delivered solutions • Evaluate and recommend new technologies to enhance efficiency and scalability • Build and maintain relationships with key stakeholders and partner organizations • Mentor junior engineers, fostering technical growth and innovation • Continuously develop your technical skills and career in a fast-paced environment You're ideal for this role if you have: • 5+ years of experience in software development or engineering • Strong problem-solving skills, proactive attitude, and collaborative mindset • Deep knowledge of JavaScript, including runtimes, APIs, and ecosystem • Extensive experience with Backend development using Node.js • Proficiency in TypeScript, with a track record of writing clean, maintainable code • Strong front-end skills with React, build tools, and performance optimization • Cloud expertise – working with AWS (DynamoDB, Lambda, Step Functions) • Product-oriented mindset – understanding business domains and proposing pragmatic solutions • Excellent command of English and experience working in agile, product-driven organizations • Ability to collaborate effectively with a global team across time zones • Willingness to learn, innovate, and grow in a dynamic environment It is a strong plus if you have: • Knowledge of Medusa.js • Experience with SAP and Salesforce integration Language required for the role: • Fluent in English with excellent communication skills Eligibility for the role: • Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV in English or Polish, along with a statement confirming your consent to the processing and storage of your personal data.