Back End Engineer Nomia Ltd

About Nomia Ltd

Job Description

Nomia helps companies reduce cost, manage risk, and increase efficiency for non-strategic third-party spend. We act as an extension of our customers procurement team by executing the end-to-end sourcing, supplier onboarding and contracting process for indirect categories of spend. We are focused on delivering an innovative and disruptive procurement solution to our customers to make managing non-strategic spend simpler, more transparent, and better value. We are a global team based in the United Kingdom, Singapore, Dubai, Poland, and the United States. The Role This role is pivotal in building and maintaining robust, scalable backend services that power mission-critical systems at Nomia. You will be instrumental in developing APIs, services, and integrations that ensure performance, security, and a seamless experience across the Nomia Group platform. Responsibilities Design, develop, and maintain scalable backend services using Node.js and Nest.js Build RESTful and GraphQL APIs that are reliable, secure, and performant Collaborate with frontend developers, DevOps engineers, product managers, and QA to deliver high-quality features Write clean, maintainable, and well-documented code adhering to best practices and internal standards Participate in code reviews, providing constructive feedback to peers and upholding code quality Design and implement database schemas using PostgreSQL or MongoDB Optimize application performance, ensuring low latency and high throughput Integrate third-party APIs and services securely and efficiently Troubleshoot, debug, and resolve issues in production and staging environments Implement automated tests (unit, integration, e2e) to ensure system stability Contribute to system architecture and technical design discussions Document systems, processes, and decisions effectively Stay up to date with the latest industry trends and technologies Work closely with the DevOps team to streamline CI/CD processes and deployment pipelines Participate in Agile/Scrum ceremonies and contribute to sprint planning, retrospectives, and daily stand-ups Skills/Qualifications Strong experience with Node.js and Nest.js (36 years) Solid understanding of JavaScript/TypeScript and modern ES6+ standards Experience designing APIs with REST or GraphQL Knowledge of relational and non-relational databases (e.g., PostgreSQL, MongoDB) Familiarity with authentication and authorization (OAuth, JWT, etc.) Proficiency in Git and version control workflows Exposure to containerization technologies like Docker is a plus Understanding of CI/CD pipelines, automated testing, and deployment strategies Familiarity with cloud platforms (AWS, Azure, or GCP). Azure preferred Strong debugging and performance tuning skills Excellent communication skills, both written and verbal Ability to prioritize tasks and work independently in a fast-paced environment General Information Adhere to Nomias data protection and information security policies at all times. Promote diversity and inclusion in line with Nomias core values. This is a hybrid role, with two office days per week required, potentially more during training or as requested by your supervisor. Contribute to continuous improvement in systems and processes. Please note that this role description is a guideline, and duties may evolve over time,