TechQuarter

Senior Backend Developer, Node.js

TechQuarter

full-time

Posted on:

Location Type: Hybrid

Location: Cluj-Napoca • Romania

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Job Level

Senior

Tech Stack

AWSAzureCloudDockerGoogle Cloud PlatformJavaScriptMicroservicesMongoDBMySQLNode.jsNoSQLPostgresSQLTypeScript

About the role

  • Demonstrate capability in designing, developing, testing, and maintaining large-scale cloud-native applications using Node.js;
  • Design and implement highly performant RESTful APIs and data processing pipelines for mobile, web, and 3rd party integrations;
  • Build scalable backend services using modern Node.js frameworks (e.g., Express, NestJS, Fastify);
  • Maintain relentless focus on the qualitative aspects of backend services including performance, scalability, observability, reliability, and security;
  • Work with asynchronous programming patterns and event-driven architectures;
  • Participate in technical architecture discussions and contribute to key technical decisions;
  • Possess strong problem-solving and analytical skills;
  • Handle multiple projects and assignments simultaneously in a cross-functional team environment.

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or equivalent professional experience;
  • 5+ years of professional software development experience;
  • Strong experience building robust backend services and REST APIs using Node.js;
  • Experience with frameworks such as Express.js, NestJS, or similar;
  • Solid understanding of asynchronous programming, Promises, async/await, and event loop;
  • Experience working with databases (SQL and/or NoSQL – e.g., PostgreSQL, MySQL, MongoDB);
  • Familiarity with microservices architecture and cloud environments (AWS, Azure, or GCP);
  • Basic knowledge of frontend technologies – JavaScript, TypeScript;
  • Understanding of Agile software development lifecycle and DevOps principles (CI/CD, Docker, etc.);
  • Passion for software development, emerging technologies, and innovation culture;
  • Positive mindset and can-do attitude;
  • Excellent communication and interpersonal skills.
Benefits
  • Comprehensive Medical Insurance to ensure you're covered.
  • Monthly Gym allowance up to 150 RON to keep you active and fit.
  • 24 holiday days plus 3 bonus days off for rest and relaxation.
  • A day off on your Birthday because it's your special day!
  • 3 days of remote work per week for work-life flexibility.
  • Bookster
  • Technical Trainings & Certificates to keep your skills sharp.
  • Learning & Development sessions to fuel your growth.
  • Weekly breakfast/lunch at the office to fuel your productivity.
  • Yearly team building and other exciting company gatherings!
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
Node.jsRESTful APIsdata processing pipelinesasynchronous programmingevent-driven architecturebackend servicesSQLNoSQLmicroservices architectureAgile software development
Soft Skills
problem-solvinganalytical skillscross-functional teamworkpositive mindsetcan-do attitudecommunication skillsinterpersonal skills
Certifications
Bachelor’s degree in Computer ScienceBachelor’s degree in Engineering