Back End Developer

Job Description

Job Summary

We are looking for a talented Backend Engineer with deep experience in third-party integrations to join our team. You will play a pivotal role in designing and building a modular integration engine that will support hundreds of integrations over time. The ideal candidate has a strong TypeScript background, experience with secure integration patterns, and familiarity with financial data and platforms like Stripe and Plaid.

Job Description

As a Backend Engineer, you will be responsible for building scalable, secure backend solutions with a focus on third-party integrations. Your responsibilities will include:

• Design and develop a modular integration engine using NestJS, creating common and reusable patterns for adding new integrations efficiently.
• Implement secure third-party integrations with financial platforms such as Plaid, Stripe, and similar services.
• Build and manage webhook handlers for real-time data synchronization with external systems.
• Implement authentication and security patterns including OAuth2, OpenID Connect (OIDC), encryption, and atomic transactions.
• Manage deployment lifecycle on GCP, including Cloud Run and Cloud Tasks.
• Develop RESTful APIs and seamlessly integrate them to establish end-to-end application functionality.
• Design and maintain efficient database schemas, working with relational databases to ensure comprehensive application functionality.
• Own end-to-end workflows and processes, ensuring seamless execution of integration projects.
• Collaborate with the engineering team to make critical architectural decisions following best practices and design patterns.
• Design and implement test cases including unit tests and integration tests to ensure application resilience and reliability.
• Provide regular updates on project progress; effective communication within the development team is crucial.
• Stay current with emerging technology trends and industry best practices relevant to integrations, security, and backend development.

Job Specification

Required Skills and Expertise

Education: Bachelor's degree in Computer Science, Engineering, Information Technology, Information Management, Computer Application, or a related field. Experience: 3+ years of experience as a software engineer with a focus on backend development and third-party integrations.

Core Technical Skills:

• Strong proficiency in TypeScript and Node.js
• Hands-on experience with NestJS framework and its architectural patterns
• Experience building and consuming RESTful APIs
• Experience handling webhooks and real-time data flows Integration & Security:
• Proven experience with third-party integrations such as Plaid, Stripe, or similar financial platforms
• Strong understanding of authentication patterns: OAuth2, OpenID Connect (OIDC)
• Experience with encryption, secure data handling, and atomic transactions
• Working experience with financial data and sensitive information Databases:
• Experience with SQL and relational databases
• Understanding of database schema design and optimization Version Control: Daily use of Git (clone, push, commit, merge) Communication: Strong verbal and written communication skills; ability to collaborate effectively with cross-functional teams

Preferred Skills (Plus Points)

Cloud & Infrastructure (GCP):

• Experience with Google Cloud Platform services: Cloud Run, Cloud Tasks, Pub/Sub, Cloud Scheduler, Secret Manager
• Infrastructure as Code: Terraform / Terragrunt DevOps & CI/CD:
• Experience setting up automated CI/CD pipelines
• Familiarity with containerization (Docker) and orchestration Additional:
• Experience in the banking or fintech industry
• AWS experience (Lambdas, API Gateway, SQS, DynamoDB) is a plus
• AWS Certifications (Developer Associate, Solutions Architect) are nice to have

Ideal Candidate Profile

The ideal candidate has worked in the banking or fintech industry and has hands-on experience with Stripe/Plaid-level integrations. As we are a lean team building an integration engine that will scale to hundreds of integrations, we need someone who is comfortable owning the full stack – from designing modular patterns to setting up infrastructure and deployment pipelines.

Application Procedure

Interested candidates may apply through LinkedIn Easy Apply or email your resume to [email protected] and mention "Backend Engineer" in the email subject.