Job description
Role Overview We are seeking an experienced Senior Node.
js Developer to design, build, test, and maintain scalable, high-availability backend systems end to end.
This is a full-cycle ownership role — the candidate is expected to take responsibility not only for development but also for the testing and quality of what they build, with minimal reliance on a separate QA function.
The ideal candidate combines strong hands-on engineering expertise with the ability to influence architecture decisions across teams and communicate effectively with senior stakeholders.
Prior experience in banking, financial services, or fintech environments is highly valued.
Key Responsibilities Design and develop scalable, highly available RESTful APIs using Node.
js Build and maintain GraphQL based services Own end-to-end quality of delivered code, including unit testing, integration testing, and API/contract testing Own performance tuning, debugging, and monitoring of production systems Contribute to CI/CD pipelines and support troubleshooting across distributed service ecosystems Work with containerized environments including Docker and Kubernetes Integrate services with API gateways such as 3Scale Implement secure authentication using SSO and token based standards (REST, JWT, OAuth) Work with task and message queue systems including AWS, Microsoft Azure, Pushpin, and Kafka Uphold best practices in coding standards, security, unit testing, and documentation Ensure the quality of technical and application architecture across the organization Research and benchmark technologies against industry best practices Operate within Agile delivery frameworks Required QualificationsEducation Postgraduate degree in Computer Science or a related field, or equivalent industry experience Experience Minimum 8 years of professional coding experience in Node.
js, JavaScript, and database technologies At least 1 year of hands on experience with TypeScript Demonstrated experience in performance tuning, debugging, and system monitoring Hands on experience writing and maintaining automated test suites (unit, integration, and/or API level) Technical Skills Strong expertise in building scalable, highly available RESTful APIs with Node.
js Practical experience with GraphQL Proficiency with testing frameworks and practices (e.
g. Jest, Mocha, Supertest, or equivalent) Solid understanding of CI/CD principles and hands on troubleshooting in distributed systems Working knowledge of containerization technologies, including Docker and Kubernetes Experience integrating with API gateways such as 3Scale Understanding of Single Sign On and token based authentication protocols (REST, JWT, OAuth) Advanced knowledge of task and message queue systems such as AWS, Microsoft Azure, Pushpin, and Kafka Functional Skills Proven track record following best practices in coding, security, unit testing, and documentation Experience in banking, financial services, or fintech within an enterprise setting is preferred Working knowledge of Agile methodology Ability to ensure high quality technical and application architecture across the organization Skilled in researching and benchmarking technologies against industry standards Soft Skills Ability to influence and align multiple teams on technical direction, improving overall productivity and effectiveness Self motivated and self driven, capable of owning initiatives independently while collaborating across teams Excellent interpersonal and presentation skills, with the ability to communicate effectively with senior and executive management
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