Senior Backend Engineer – Node.js & TypeScript

Job Title : Senior Backend Engineer – Node.js & TypeScriptExperience : 4+ YearsEmployment Type : Contract – 3 MonthsLocation : PuneWork Mode : On-siteWorking Hours : 03:00 PM to 11:00 PM OR 03:00 PM to 12:00 AMTime Zone : Minimum 4-hour overlap with Eastern Time (ET)About the Role :We are looking for a Senior Backend Engineer to design, develop, and scale an AI-led digital platform. The role involves working closely with the Founder/CEO and technical team on architecture, product development, innovation, and end-to-end feature ownership.Mandatory Skills :Node.js, TypeScript, REST, GraphQL, PostgreSQL, SQL, Prisma / TypeORM / Sequelize, AWS (ECS, EC2, S3, RDS, Lambda), Airbyte / dbt / Airflow / AWS Glue, Data Warehousing, Event-Driven Architecture, Message Queues, CI/CD, Automated Testing, Backend Architecture, Scalability & Performance.Key Responsibilities :Design and develop scalable backend services using Node.js and TypeScript.Build and optimize REST and GraphQL APIs.Work with PostgreSQL, SQL, and ORMs such as Prisma / TypeORM / Sequelize.Design data pipelines using Airbyte, dbt, Airflow, or AWS Glue.Manage and optimize AWS infrastructure including ECS, EC2, S3, RDS, and Lambda.Implement CI/CD, automated testing, event-driven architectures, and message queues.Optimize API performance, scalability, reliability, and data warehouse solutions.Own features end-to-end from design to production.Participate in code reviews, on-call support, and production troubleshooting.Collaborate with Product, QA, and Engineering teams and mentor junior developers.Work closely with the Founder / CEO on technical solutioning and product innovation.Requirements :4+ years of hands-on Node.js & TypeScript backend development.Strong experience with AWS, PostgreSQL, SQL, APIs, and backend architecture.Hands-on experience with data pipelines and data warehousing.Experience with CI/CD, automated testing, event-driven systems, and message queues.Strong problem-solving skills and end-to-end ownership mindset.Ability to work independently in a fast-paced environment.Good communication and collaboration skills.Bachelor's degree in Computer Science, IT, or a related field.Preferred :Terraform / CloudFormation and Infrastructure as Code.Docker / Kubernetes and strong DevOps exposure.AWS backup / disaster recovery experience.Exposure to GCP / Azure.Startup / early-stage product development experience.