<p><p><b>Job Description :</b></p><p><br/></p><p>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.<br/><br/>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.</p><br/><p><b>Key Responsibilities :</b></p><br/><p><b>Backend Development :</b></p><p><p><b><br/></b></p>- Design, build, and maintain scalable and secure backend services using Node.js.<br/><br/></p><p>- Implement and optimize serverless architectures using AWS Lambda, API Gateway, and DynamoDB.<br/><br/></p><p>- Build, integrate, and manage RESTful APIs consumed by front-end and mobile applications.</p><br/><p><b>Database & Data Management : </b><br/><br/></p><p>- Develop and optimize data models in DynamoDB for performance and scalability.<br/><br/></p><p>- Ensure efficient query design, indexing, and handling of large data sets.</p><br/><br/><p><p><b>Cloud Infrastructure & DevOps : </b></p><p><br/></p>- Work with AWS services for hosting, deployment, and monitoring.<br/><br/></p><p>- Contribute to CI/CD pipelines, version control (Git), and automated deployments.<br/><br/></p><p>- Implement logging, monitoring, and error-handling for production Domain Implementation : </b></p><p><br/></p>- Apply domain knowledge to ensure compliance with financial industry standards, regulations, and security protocols.<br/><br/></p><p>- Build high-availability and fault-tolerant systems tailored for transaction-heavy platforms.</p><br/><p><b>Collaboration & Best Practices : </b><br/><br/></p><p>- Work closely with front-end developers, product managers, and QA engineers.<br/><br/></p><p>- Follow best coding practices, conduct code reviews, and ensure test-driven development (TDD).<br/><br/></p><p>- Document architecture, APIs, and workflows for smooth team adoption.</p><br/><p><b>Key Requirements : </b></p><p><br/></p><p>- 4+ years of professional backend development experience.</p><p><br/></p><p>- Strong proficiency in Node.js with proven production-level projects.<br/><br/></p><p>- Hands-on experience with the AWS Serverless stack : Lambda, API Gateway, DynamoDB (DynamoDB expertise is mandatory).<br/><br/></p><p>- Prior work experience in the FinTech domain (mandatory).<br/><br/></p><p>- Strong experience in building, deploying, and scaling REST APIs.<br/><br/></p><p>- Familiarity with CI/CD pipelines, Git workflows, and production monitoring tools.<br/><br/></p><p>- Solid understanding of application security, performance tuning, and microservices </p><p>architecture.<br/><br/></p><p>- Bachelors degree in Computer Science, Engineering, or equivalent experience.</p><br/><p><b>Preferred Skills (Nice-to-Have) : </b></p><p><br/></p><p>- Experience with TypeScript in backend development.</p><p><br/></p><p>- Familiarity with event-driven architectures (SNS, SQS, Kinesis).<br/><br/></p><p>- Knowledge of payment gateways, digital wallets, or banking APIs.<br/><br/></p><p>- Exposure to containerization (Docker) and orchestration (ECS, EKS).</p><br/></p> (ref:hirist.tech)