Senior Full Stack Developer

The Role

We are seeking a Senior Full Stack Developer with a strong background in developing and maintaining both frontend and backend services. The ideal candidate will have extensive experience with Nest.js and React.js/Nest.js, along with a proven track record of building scalable and efficient web applications. This role will focus on developing and enhancing Smart Alerts, our flagship alerting tool, and requires a deep understanding of full-stack development, database management, including both SQL and NoSQL databases, and modern software development practices.

Key Responsibilities:

• Develop and maintain the frontend and backend of the Smart Alerts tool using React.js and Nest.js.
• Ensure seamless integration between frontend and backend components, optimising for performance, scalability, and user experience.
• Conduct code reviews, optimise performance, and ensure adherence to the best security practices across the entire stack.
• Mentor junior developers and contribute to the continuous improvement of the development process.
• Implement and maintain containerisation solutions using Docker.
• Apply Agile and Scrum methodologies to ensure efficient project management and timely delivery.
• Troubleshoot and resolve complex technical issues related to both frontend and backend services.
• Collaborate with product managers, UX/UI designers, DevOps engineers, and other team members.
• Design and implement robust and scalable database solutions using MySQL/MariaDB, and NoSQL databases like MongoDB.

Requirements:

• At least 5 years of experience in full-stack development with a focus on Nest.js and Node.js.
• Experience with Redis, MySQL, and/or PostgreSQL, including complex query optimization and database design.
• Deep experience with Next.js and React in high-frequency transaction environments, including RESTful API design and development.
• Strong knowledge of frontend technologies, including HTML, CSS, JavaScript, etc.
• Strong knowledge of queuing systems such as RabbitMQ and Kafka.
• Understanding of Domain-Driven Design (DDD), Hexagonal Architecture, Clean Architecture, CQRS, and Event-Driven Architecture (Intermediate level).
• Frameworks & Libraries, NestJS (Express-based) for scalable backend applications.
• Database & ORM, Experience with Kysely, Knex, or similar query builders.
• Experience with Monorepo Management like NX, pnpm workspaces, or similar tooling.
• Proficiency in Unit Testing & End-to-End Testing (Intermediate level).
• Strong understanding of software development methodologies, such as Agile and Scrum.
• Excellent communication and collaboration skills.
• Excellent problem-solving skills and the ability to work in a fast-paced environment.
• Good grasp of containerisation principles and experience with Docker.
• Familiarity with RESTful API design and development, as well as GraphQL, Protobuf, and Flatbuffer.
• Understanding of Schema Validation, Familiarity with Ajv, Typebox, Zod, or equivalent libraries.
• TypeScript for robust and maintainable code.
• Knowledge of Package Managers – Experience with npm, pnpm, yarn, etc.