Senior Full Stack Web Developer (React / Node.js / PHP / SAP BTP)

Requirements

• Experience with Next.js or other React‑based frameworks
• Experience contributing to or maintaining a shared component library or design system
• Advanced experience with SAP BTP services (Workflows, Integration Suite, Destinations)
• Experience modernizing or integrating legacy PHP systems
• Experience with Docker and containerized deployments
• Knowledge of automated testing tools (testRigor, Cypress, Playwright)
• General Applicable Company Competencies
• Commitment to Watts' values of integrity, accountability, continuous improvement and innovation, and transparency.
• Punctuality and dependability.
• Ability to be flexible and adapt to changing wo

Benefits

Additional Information

We're Watts. Together, we're reimagining the future of water. We feel proud every day about what we do. We're all part of the same crucial mission, no matter what function we support -- it's to provide safe, clean water for the world, and to protect our planet's most valuable resource. What we do: For 150 years, Watts has built best-in-class products that are trusted by customers in residential and commercial settings across the world. We are at the forefront of innovation, working with cutting-edge technology to provide smart and connected, sustainable water solutions for the future. Watts is a leading brand with a quality reputation - and we have a dynamic future ahead. Scope of Position We are seeking an experienced Senior Full Stack Web Developer with strong expertise in React, Node.js, PHP, SQL, and SAP BTP (SAP Business Technology Platform)-including hands‑on experience with SAP BTP Workflows-to design, build, and maintain scalable, enterprise‑grade web applications. This role blends modern JavaScript development with SAP‑integrated and database‑driven systems, requiring sound architectural judgment, hands‑on coding, and technical leadership. Primary Job Duties and Responsibilities Design and develop modern, responsive web applications using React , TypeScript , and component‑based UI libraries Build and maintain scalable back‑end services using Node.js (e.g., Express, NextJS) and PHP‑based applications or services Design, develop, and consume RESTful APIs and/or GraphQL APIs Design, implement, and integrate SAP BTP Workflows to support business processes, approvals, and system orchestration Integrate web applications with SAP BTP services , including APIs, workflows, and enterprise data sources Develop, optimize, and maintain SQL‑based data models, queries, and stored procedures Collaborate with business stakeholders and UX/UI designers to translate requirements into reusable components and workflows Make architectural and technical decisions across front‑end, back‑end, database, and SAP integration layers Ensure application performance, reliability, security, and maintainability Write clean, well‑documented, and testable code; participate in code reviews Support CI/CD pipelines and cloud‑based deployments Mentor junior developers and promote best practices across the team Participate in Agile ceremonies, estimation, and backlog refinement Required Qualifications Bachelor's degree in Computer Science, Engineering, or equivalent professional experience 7+ years of professional software development experience Strong proficiency in JavaScript and TypeScript Extensive hands‑on experience with React , including hooks, state management, and component architecture Experience using AI-assisted coding tools (e.g., GitHub Copilot, Microsoft Copilot) to accelerate development, improve code quality, assist with debugging, and support code refactoring while maintaining security and coding standards. Demonstrated ability to apply AI-assisted coding responsibly within SAP ecosystems, including reviewing, validating, and securing AI-generated code that integrates with SAP BTP services and workflows, while ensuring compliance with organizational coding standards, security policies, and SAP-recommended best practices. Proven experience using component‑based UI libraries or design systems (e.g., Material UI, Ant Design, Chakra UI, Bootstrap, or custom component libraries) Experience designing and maintaining reusable, scalable front‑end components Strong back‑end development experience with Node.js Professional experience developing and maintaining PHP applications Strong SQL skills , including schema design, query optimization, and performance tuning Experience with relational databases such as PostgreSQL, MySQL, or SQL Server Hands‑on experience with SAP BTP , including SAP BTP Workflows Experience implementing workflow‑driven business processes and system integrations Experience designing and consuming APIs (REST and/or GraphQL) Familiarity with modern build tools and package managers (e.g., Vite, Webpack, npm, pnpm) Experience with cloud platforms (Azure, AWS, GCP, or SAP BTP environments) and CI/CD workflows Solid understanding of web security, authentication, and authorization best practices Strong problem‑solving, debugging, and communication skills

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