Senior NodeJS Developer


Senior Software Engineer – node.js JavaScript on AWS Lambda

The Senior Software Engineer - Backend is primarily responsible for the implementation of scalable, resilient back-end data services for mission critical applications. You will be expected to implement backend services for applications used by external and internal customers. You are expected to develop them using node.js JavaScript on AWS Lambda and should also have experience to connect AWS Lambda with other AWS Services such as, Kinesis, AWS AppSync, DynamoDB, SQS, and SNS. Other responsibilities will be changes, bug fixes that support onboarding of new clients and quick resolution of production issues. You are expected to foster high performing technical teams. You will be required to collaborate effectively with senior developers, offshore development team members, business owners, project management, and other internal stakeholders.



  • Strong command of Cloud technologies in AWS such as Lambda, Step Functions, Kinesis, AppSync, S3, Neptune, DynamoDB, CloudWatch, X-Ray
  • Work with Product owner and other team members to develop software using Scrum methodology.
  • Strong proficiency with NodeJS JavaScript on AWS Lambda
  • Strong in building backend services using NodeJS, Streaming data to Kinesis, calling Lambda and AppSync GraphQL API’s using NodeJs.
  • Designing, coding, and collaborating with our tight-knit Engineering team to build complex applications at scale.
  • Ground floor, new development work building out new service.
  • Support production issues helping to quickly triage and resolve issues.
  • Participate in peer reviews.
  • Represent the team in production releases.
  • Join client calls as needed to provide support and answer any technical questions.
  • Mentor and guide software engineering teammates.
  • Contribute to all phases of the development lifecycle.
  • Ensure designs are following specifications.
  • Participate in architectural and software development activities.
  • Continuously update professional knowledge of new technologies as selected and integrated into the Cotiviti product suite
  • Execute all appropriate facets of the Cotiviti Software Development Lifecycle with a desire for continuous improvement


  • Bachelor's or Master’s degree in Computer Science, Information Technology or related field
  • 6 or more years of demonstrable success building services that leverage AWS Lambda, node.js JavaScript, OOP, and Functional programming
  • Experienced building & consuming restful APIs, microservices and event-driven apps
  • Database DML queries for RDBMS, DML queries for NoSQL DB, ORM, SQL Workbench
  • Unit testing, End to end testing, performance test (Junit, selenium or similar)
  • Knowledge of Observability or APM metrics, Monitoring tools (Dynatrace, NewRelic or similar)
  • Proficient with using CI/CD, Git, architecture design tools
  • Strong proficiencies in data structures, algorithms, and design patterns.
  • Good understanding of resiliency patterns, developing scalable applications.


  • Has worked with Agile methodology
  • Secured coding practices using AWS IAM, Oauth2, JWT, Authentication & Authorization



Sunday, December 10, 2023