Node.js Engineer

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Description

Avenga is an international engineering firm helping businesses operate with AI at the core. With 6,000+ experts worldwide, we combine engineering expertise with AI-native thinking to turn ambitious ideas into real-world impact across industries, technologies, and markets. At the core of the role In Sofia, Bulgaria we are actively seeking a Senior Node.js Engineer to strengthen our team dedicated to a project in Information Technology auditing, consulting, and software development industry domain. The work is hybrid, and the suitable candidate can work from the client’s office in Sofia approximately 2 days per week. Core skills you’ll bring 3+ years of professional backend development experience, including strong hands-on experience with Node.js. Strong proficiency in JavaScript (ES6+) and TypeScript. Experience with Node.js frameworks such as Express.js, NestJS, or Fastify. Solid understanding of asynchronous programming and event-driven architecture. Experience designing and developing RESTful APIs. Good knowledge of relational and/or NoSQL databases such as PostgreSQL, MySQL, or MongoDB. Familiarity with ORM/ODM tools such as Prisma, TypeORM, Sequelize, or Mongoose. Understanding of software design principles, design patterns, and clean architecture. Experience with Git and collaborative development workflows. Familiarity with Docker, CI/CD pipelines, and cloud environments. Experience with unit and integration testing. Understanding of application security, performance opt

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