Senior Application Developer

About Quantiphi

Quantiphi is an award-winning, AI-First global digital engineering company headquartered in Boston. With over 4,000 professionals worldwide, we partner with global enterprises to deliver large-scale digital, cloud, and AI-driven transformation. We are recognized as elite and premier partners to leading technology platforms and have been awarded multiple times by industry leaders.

Role

We are seeking an experienced Application Developer to join our team. This role involves contributing to the design, development, enhancement, and maintenance of cloud-native applications built on AWS. The ideal candidate should have strong experience in modern frontend development with Next.js and TypeScript, backend development using Python, and serverless application development on AWS.

What You Will Do

• Develop and maintain frontend applications using Next.js, React, and TypeScript.
• Develop backend services using Python and serverless AWS technologies.
• Design and implement AWS Lambda functions to support application business logic.
• Develop and orchestrate workflows using AWS Step Functions.
• Design, develop, and maintain Amazon AppSync GraphQL schemas and resolvers.
• Implement and enhance multi-tenancy logic across application services.
• Build reusable, scalable, and responsive frontend components.
• Integrate frontend applications with backend APIs and cloud services.
• Participate in application architecture discussions and technical design reviews.
• Debug production issues and provide timely resolutions.
• Optimize application performance, scalability, and maintainability.
• Collaborate with cross-functional teams throughout the software development lifecycle.
• Follow coding standards, security best practices, and cloud-native development principles.
• Contribute to technical documentation, code reviews, and knowledge sharing.

Basic Qualifications (BQs)

• Frontend Development:
  • Strong experience in JavaScript/TypeScript
  • Hands-on experience with Next.js
  • Strong proficiency in React.js
  • Experience with Redux (or equivalent state management libraries)
  • Good knowledge of HTML5, CSS3, and Material UI
  • Experience building reusable and responsive frontend components
• Backend Development:
  • Strong Python development experience
  • Experience with Python web frameworks such as: FastAPI, Flask, Django
  • Experience developing RESTful APIs and backend services
• AWS & Cloud Development:
  • Hands-on experience developing serverless applications using AWS services including: AWS Lambda, AWS Step Functions, Amazon API Gateway, Amazon AppSync, Amazon SQS, Amazon SNS, Amazon S3, Amazon Aurora PostgreSQL, AWS Glue (Python Shell)
  • Experience deploying and maintaining cloud-native applications on AWS
  • Experience with AWS Amplify Gen 2 (or willingness to quickly adapt)
  • Experience designing scalable APIs and microservices
• Platform & Architecture:
  • Experience with AWS CDK
  • Understanding of Next.js + AWS CDK based application architecture
• Application Development:
  • Experience implementing multi-tenancy application logic
  • Experience developing and maintaining frontend application components
  • Strong debugging and troubleshooting skills
  • Experience developing and maintaining frontend application components
• Collaboration:
  • Ability to work effectively with Solution Architects, DevOps Engineers, Data Engineers, QA Teams, Product Owners, Clients, and Business Stakeholders

Other Qualifications (OQs)

• Experience with AWS CDK
• Exposure to GraphQL and Amazon AppSync schema design
• Exposure to microservices architecture
• Knowledge of caching, queuing, and application performance optimization
• Exposure to application security best practices and AWS Well-Architected Framework
• Exposure to reporting platforms such as Amazon QuickSight or Power BI
• Experience in effort estimation, documentation, and sprint planning
• Experience building highly scalable and high-performance cloud applications