Senior Backend Developer

Job Summary:

We are seeking a dynamic and highly skilled Full Stack Developer with 3-5 years of experience to join our client's team. The ideal candidate will be working with a leading MNC client in the health insurance domain. This role is based in Gurugram and requires candidates to work from the office, Monday to Friday. You will play an integral role in developing and enhancing applications using Node.js, TypeScript, PostgreSQL, and MongoDB.

Responsibilities:

• Design, develop, and maintain scalable applications using Node.js and TypeScript.
• Build and optimize RESTful APIs and backend services.
• Collaborate with cross-functional teams to deliver high-quality products and services.
• Work with PostgreSQL and MongoDB databases for efficient data management and retrieval.
• Ensure the performance, quality, and responsiveness of applications.
• Troubleshoot, debug, and upgrade existing systems and platforms.
• Implement best practices for security, code quality, and performance optimization.
• Participate in code reviews and provide mentorship to junior developers.

Requirements:

• Experience: 3-5 years of hands-on development experience with Node.js, TypeScript, PostgreSQL, and MongoDB.
• Technical Skills:
• Proficiency in Node.js and TypeScript for building scalable web applications.
• Strong experience working with PostgreSQL and MongoDB databases.
• Hands-on experience in building RESTful APIs and microservices architecture.
• Knowledge of best practices in application development, security, and performance tuning.
• Familiarity with version control tools like Git.
• Preferred:
• Experience in the health insurance or fintech domain.
• Ability to work in an agile environment with fast-paced deliverables.
• Excellent communication and collaboration skills.

Soft Skills:

• Strong problem-solving skills and ability to troubleshoot complex issues.
• Ability to work in a team and independently when required.
• Adaptability and willingness to learn new technologies.

About Corridor Platforms

Corridor Platforms is a leader in next-generation risk decisioning and responsible AI governance, empowering banks and lenders to build transparent, compliant, and data-driven solutions. Our platforms combine advanced analytics, real-time data integration, and GenAI to support complex financial decision workflows for regulated industries.

Role Overview

As a Backend Engineer at Corridor Platforms, you will:

• Architect, develop, and maintain backend components for our Risk Decisioning Platform.
• Build and orchestrate scalable backend services that automate, optimize, and monitor high-value credit and risk decisions in real time.
• Integrate with ORM layers – such as SQLAlchemy – and multi RDBMS solutions (Postgres, MySQL, Oracle, MSSQL, etc) to ensure data integrity, scalability, and compliance.
• Collaborate closely with Product Team, Data Scientists, QA Teams to create extensible APIs, workflow automation, and AI governance features.
• Architect workflows for privacy, auditability, versioned traceability, and role-based access control, ensuring adherence to regulatory frameworks.
• Take ownership from requirements to deployment, seeing your code deliver real impact in the lives of customers and end users.

Technical Skills

• Languages: Python 3.9+, SQL, JavaScript/TypeScript, Angular
• Frameworks: Flask, SQLAlchemy, Celery, Marshmallow, Apache Spark
• Databases: PostgreSQL, Oracle, SQL Server, Redis
• Tools: pytest, Docker, Git, Nx
• Cloud: Experience with AWS, Azure, or GCP preferred
• Monitoring: Familiarity with OpenTelemetry and logging frameworks

Why Join Us?

• Cutting-Edge Tech: Work hands-on with the latest AI, cloud-native workflows, and big data tools—all within a single compliant platform.
• End-to-End Impact: Contribute to mission-critical backend systems, from core data models to live production decision services.
• Innovation at Scale: Engineer solutions that process vast data volumes, helping financial institutions innovate safely and effectively.
• Mission-Driven: Join a passionate team advancing fair, transparent, and compliant risk decisioning at the forefront of fintech and AI governance.

What We’re Looking For

• Proficiency in Python, SQLAlchemy (or similar ORM), and SQL databases.
• Experience developing and maintaining scalable backend services, including API, data orchestration, ML workflows,  and workflow automation.
• Solid understanding of data modeling, distributed systems, and backend architecture for regulated environments.
• Curiosity and drive to work at the intersection of AI/ML, fintech, and regulatory technology.
• Experience mentoring and guiding junior developers.

Ready to build backends that shape the future of decision intelligence and responsible AI?

Apply now and become part of the innovation at Corridor Platforms!

• Proficient knowledge of Django and Django REST framework 
• Experience and good understanding of Redis
• Good knowledge and understanding of PostgreSQL or other relational databases 
• Proficient in NoSQL document databases especially MongoDB. 
• Understanding of threading and multiprocessing in Python, and multi-process architecture 
• Good-enough understanding of version control systems like Git or Mercurial 
• Strong unit-test and debugging skills 
• Knowledge of container technologies (specially Docker) and orchestration systems is a plus 
• Strong understanding of various Python Libraries, APIs, and toolkits
• Excellent understanding of MVC and OOP
• Rapid prototyping skills for getting product feedback 
• Experience with Agile and SCRUM methodology

• Software Engineering
  • Design and develop highly scalable, available, reliable, secure and fault tolerant systems with minimal guidance for a market leader in the logistics industry
  • Partner with team members on functional and nonfunctional requirements and spread design philosophy, goals and improve the code quality across the team
  • Research new technologies and tools that enable building the next generation of our services
  • Provide technology leadership to the team and foster engineering excellence
• Product Delivery
  • Partner with product managers to define and execute on the feature roadmap
  • Translate business requirements into scalable and extensible design
  • Coordinate with various cross functional teams on planning and execution
  • Maintaining automated build / test / deployment environments

• Software Engineering
  • Should have at least 3 years of hands-on experience in designing, developing, testing and deploying applications on Java, Ruby, Kotlin, Python, Node or Go for large scale applications
  • Deep knowledge of one of the programming languages they have experience in
  • Proficient in OOP and Design Patterns, experience with functional programming would be a plus
  • Data modelling experience in Relational Databases
  • Ability to design and implement low latency RESTful services
• Product Delivery
  • Ability to scope, review and refine user stories for technical completeness and to alleviate dependency
  • Well versed in working with agile methodologies which includes phases such as design, development, code review, testing and release management
  • Ability to have worked in a CI/CD environment, with hands on experience with Git or any similar source code management tools
• Product Maintenance

• Experience troubleshooting server performance issues such as memory tuning, GC tuning, resource leaks
• Continuously refactor applications to ensure high quality design

Hands-on working knowledge and experience is required in:

a. JavaScript, Typescript, NodeJS (Express, NestJs, etc. )

b. Experience working in GCP or AWS or Azure

c. Experience working in Containers & Unix Platforms

d. Relational Databases (PostgreSQL, MySQL, SQL, etc. )

e. Agile Methodologies (Scrum, TDD, BDD, etc. )

f. Understanding of Microservices Architecture, Domain Driver Design, Test Driven Development and Secure Design patterns and architecture is a must

g. Data Structures and Algorithms using Javascript, Typescript and/or other Programing Languages

h. Strong organizational skills i. Agile Methodologies (Scrum, TDD, BDD, etc. )

Experience with several of the following tools/technologies is desirable:

a. GIT (Bit Bucket, Gitlab, etc. ), Jira, Gradle, Maven, Jenkins, SharePoint, Eclipse/IntelliJ.

b. Design Patterns and implementing the Design Patterns

c. Development of Complex Application and System Architectures

d. NoSQL Databases (Redis, Mongo, etc. ) e. Full stack development

f. Experience working with CI/CD pipelines with for example GitHub Actions.

Knowledge of the following technologies is a plus:

a. Other Programming Languages (Java, Python, etc. )

b. Continuous Integration and Continuous Delivery Tools like Jenkins, Git, etc

1.      3+ years of experience in web development

2.      Minimum 2+ years’ experience in Node JS

3.      databases-MongoDB

Good to have

• Kubernetes & Dockers and experience with Cloud service APIs (e.g., GCP) are desirable.
• Github CI/CD experience
• Experience in the  Real Estate will be a plus