Senior Software Developer ( Node.Js / Python )

UnPay

Senior Software Developer

Role Overview :

Node.js and/or Python

Key Responsibilities :

• Design, develop, and maintain backend services using

  Node.js and/or Python

• Build and manage

  RESTful APIs

  , background jobs, and asynchronous workflows
• Work with databases such as

  PostgreSQL, MySQL, or MongoDB

• Implement and manage

  queue-based systems

  (e.g., Redis, BullMQ, RabbitMQ, SQS)
• Ensure application

  performance, scalability, security, and reliability

• Participate in architecture discussions and technical decision-making
• Conduct code reviews and maintain high code quality standards
• Debug, monitor, and support production systems
• Collaborate with product, infrastructure, and security teams
  

Required Skills & Qualifications :

• Minimum

  3+ years

  of backend development experience in production environments
• Strong proficiency in

  Node.js and/or Python

• Experience designing and consuming

  REST APIs

• Solid understanding of

  asynchronous processing and background jobs

• Hands-on experience with

  relational and/or NoSQL databases

• Experience with

  message queues or job processing systems

• Proficient in

  Git

  and collaborative development workflows
• Strong problem-solving and analytical skills
  

Exceptional Candidates (Lower Experience / Freshers) :

only if

• Strong hands-on experience through

  real, non-academic projects

• Clear understanding of system design and implementation choices
• Ability to contribute independently with minimal supervision

not a training or internship position

Preferred Qualifications (Nice to Have) :

• Experience in

  fintech, payments, or banking systems

• Familiarity with

  cloud platforms

  (AWS, GCP, or Azure)
• Knowledge of

  Docker, CI/CD pipelines, and DevOps practices

• Understanding of

  security best practices

  in backend systems

What We Look For

• Engineers who can deliver production-ready code
• Strong sense of ownership and accountability
• Ability to work in a structured yet fast-moving environment
• Focus on quality, reliability, and long-term maintainability