Senior Fullstack Software Engineer (Node, TypeScript)

XTM International is a leading provider of translation management software (TMS). The company's cloud-based platform helps businesses streamline their translation processes and improve efficiency.

We are seeking an experienced and dynamic Senior Fullstack Software Engineer to join our team.

Key Responsibilities:

• Develop and maintain high-quality, robust, and scalable server-side and client-side code using Node.js, TypeScript, and modern front-end frameworks (Sveltekit).
• Design and implement software architecture, ensuring modularity, scalability, and adherence to best practices.
• Collaborate closely with product managers, designers, and other engineers to deliver high-quality features and enhancements.
• Implement and maintain RESTful, SOAP, and GraphQL APIs, as well as real-time communication with WebSockets, ensuring they are well-documented and performant.
• Design and optimise database schemas, queries, and data flow processes, with a strong understanding of ETL pipelines and data transformation flows.
• Conduct code reviews, provide constructive feedback, and make necessary adjustments based on peer reviews.
• Ensure the scalability, reliability, and security of applications through testing, monitoring, and continuous improvement.
• Debug and troubleshoot issues across the stack, ensuring timely resolution and minimal impact on users.
• Conduct software refactoring and modernization efforts to enhance performance, maintainability, and alignment with current best practices.
• Prepare visibility reports on your work and regularly update your manager on progress and challenges.
• Conduct internal demos of your work to share knowledge, gather feedback, and ensure alignment with team objectives.
• Work within agile workflows, particularly SCRUM, to deliver features in an iterative and collaborative manner.

Requirements:

• 5+ years of professional experience in fullstack development, with a strong focus on Node.js and TypeScript.
• Expertise in front-end development using frameworks such as React, Vue.js, or ideally, Sveltekit. Familiarity with front-end component libraries and frameworks (e.g. Tailwind).
• Excellent problem-solving skills, with a strong focus on delivering efficient, maintainable, and scalable code.
• Strong experience with software architecture design, focusing on modularity, scalability, and best practices.
• Experience implementing RESTful, SOAP, GraphQL APIs, and WebSockets.
• Hands-on experience with databases, both relational (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, Redis) and their use with ORMs.
• Proficient in unit testing (Vitest) and integration testing (Playwright), and TDD methodologies.
• Experience with queueing and messaging systems (e.g., RabbitMQ, Kafka, AWS SQS) for asynchronous processing and communication.
• Experience with DevOps practices, including CI/CD pipelines, automated testing, and infrastructure as code (IaC).
• Good knowledge of AWS services and best practices for cloud architecture, with hands-on experience in Kubernetes (k8s) for container orchestration.
• Experience in designing and improving software architectures for performance, reliability, and maintainability in large-scale distributed systems.
• Excellent communication skills, capable of effectively collaborating with both technical and non-technical stakeholders.
• English skills sufficient to read technical documentation (min. B2)
• Ability to work UK business hours.

Nice to have:

• Familiarity with ETL processes and data flow management, particularly in the context of application integration.

• Experience working with NoSQL databases (e.g., MongoDB, Cassandra).
• Exposure to monitoring and logging tools such as Prometheus, Grafana, or ELK Stack for effective system observability.
• Familiarity with microservices architecture and containerization tools like Docker and Kubernetes.
• Understanding of security best practices and experience with OAuth, JWT, or other authentication/authorization methods.
• Familiarity with DevOps practices, infrastructure as code, and configuration management tools such as Terraform.
• Experience with i18n and multilingual development, supporting global applications and multiple locales.