Backend Engineer

Nomia is transforming the way organizations manage tail spend procurement.

Our AI-powered SaaS platform combines cutting-edge technology with deep human procurement expertise to simplify sourcing, drive compliance, and unlock measurable value.

With a fast-growing global customer base and teams across London, Dubai, Singapore, Krakow, Chicago, and India, we’re building a rocket ship for growth, and we’re looking for passionate, high-impact people to join us.

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

Qualifications & Skills

• Strong experience with Node.js and Nest.js (3–6 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 Nomia’s data protection and information security policies at all times.
• Promote diversity and inclusion in line with Nomia’s core values.
• This is a hybrid role, with three 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.