Backend Developer
22 hours ago
Job Description :
We are seeking a Backend Developer (NodeJS & AWS) with strong expertise in building serverless applications and APIs within the FinTech domain. This is a hands-on coding role (not a leadership position) where you will be responsible for designing, developing, and maintaining backend services with a focus on scalability, performance, and security.
The ideal candidate will have deep knowledge of the AWS Serverless stack, especially DynamoDB, and proven experience delivering high-quality backend solutions in FinTech applications.
Key Responsibilities :
Backend Development :
- Implement and optimize serverless architectures using AWS Lambda, API Gateway, and DynamoDB.
- Build, integrate, and manage RESTful APIs consumed by front-end and mobile applications.
Database & Data Management :
- Develop and optimize data models in DynamoDB for performance and scalability.
- Ensure efficient query design, indexing, and handling of large data sets.
Cloud Infrastructure & DevOps :
- Work with AWS services for hosting, deployment, and monitoring.- Contribute to CI/CD pipelines, version control (Git), and automated deployments.
- Implement logging, monitoring, and error-handling for production environments.
FinTech Domain Implementation :
- Apply domain knowledge to ensure compliance with financial industry standards, regulations, and security protocols.- Build high-availability and fault-tolerant systems tailored for transaction-heavy platforms.
Collaboration & Best Practices :
- Work closely with front-end developers, product managers, and QA engineers.
- Follow best coding practices, conduct code reviews, and ensure test-driven development (TDD).
- Document architecture, APIs, and workflows for smooth team adoption.
Key Requirements :
- 4 years of professional backend development experience.
- Strong proficiency in with proven production-level projects.
- Hands-on experience with the AWS Serverless stack : Lambda, API Gateway, DynamoDB (DynamoDB expertise is mandatory).
- Prior work experience in the FinTech domain (mandatory).
- Strong experience in building, deploying, and scaling REST APIs.
- Familiarity with CI/CD pipelines, Git workflows, and production monitoring tools.
- Solid understanding of application security, performance tuning, and microservices
architecture.
- Bachelors degree in Computer Science, Engineering, or equivalent experience.
Preferred Skills (Nice-to-Have) :
- Experience with TypeScript in backend development.
- Familiarity with event-driven architectures (SNS, SQS, Kinesis).
- Knowledge of payment gateways, digital wallets, or banking APIs.
- Exposure to containerization (Docker) and orchestration (ECS, EKS).
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