Backend Developer - NodeJS

About Vyapar: We are a technology and innovation company in the fintech space, delivering business accounting software to Micro, Small & Medium Enterprises (MSMEs). With more than 5 Million users across 140 countries, we are one of the fastest growing companies in this space. We take the complexity out of invoicing, inventory management & accounting, making it so simple, such that small businesses can spend less time on manual bookkeeping and spend more time focusing on areas of business that matter. Role Summary: Vyapars Engineering team builds the technology platform that eases and digitizes our customers bookkeeping and enables the transition of cumbersome accounting data from general bookkeeping to a digitized always available resource. As a Backend Engineer at Vyapar, youll build and maintain high-performance server-side logic and scalable backend systems that support our business management solutions for MSMEs. Youll work on design implementation, database management, and server-side technologies, impacting millions of businesses. Youll gain hands-on experience in AWS infrastructure and managing in-house databases and related technologies. Key Responsibilities: Design, develop, and implement robust, scalable backend services and APIs. Identify and optimize performance bottlenecks to enhance user experience. Maintain and continuously improve the existing codebase using best practices and new technologies. Implement security and data protection measures. Diagnose and fix bugs and performance issues for reliable system operation. Create and maintain detailed documentation for knowledge sharing and collaboration. Collaborate closely with engineers, product managers, and stakeholders to deliver efficient solutions. Technologies You Will Work With: Languages/Frameworks: JavaScript, TypeScript, Node.js, Nest.js Data Management: MongoDB, Redis, MySQL, PostgreSQL, ClickHouseDB, Prometheus, Elasticsearch Cloud: AWS Services (Lambda, SQS, Elastic Container Service (ECS), CodeBuild, EC2, SES, S3, ALB, ASG) Monitoring & Alerting: Grafana, Prometheus, CloudWatch Logs Message Queues and Brokers: Apache Kafka, Redis Pub/Sub, SQS Other Technologies: WebSocket, Server-Side Events Desired Skills And Requirements Must have JavaScript and NodeJs SQL/ NoSQL databases including database design principles Data Structures, Algorithms, Design Patterns Strong Problem-solving skills Experience in designing and developing RESTful APIs Good to have Experience with cloud platforms such as AWS, Azure, or Google Cloud Knowledge of Docker and Kubernetes Ability to design and implement distributed systems at scale using microservices architecture Experience with continuous integration and continuous deployment (CI/CD) pipelines Strong knowledge of design patterns Knowledge of networking protocols Experience: 1.5 to 3 years of experience in backend development Must have 1 years of experience in NodeJS Must have 1 years of experience in S QL/ NoSQL databases. Product Company background is a plus Startup experience is also a plus Education: A full-time B.E/ B.Tech Degree from a recognized university