Summary
Overview
Work History
Skills
Timeline
Generic

Swayam Pattanayak

Edison,USA

Summary

Highly skilled Lead Software Developer with proven experience in leading teams to achieve project goals. Strengths lie in identifying and solving complex software issues, overseeing all phases of software development lifecycle, and implementing innovative solutions. Proven track record of delivering high-quality software within set deadlines. Demonstrates strong leadership skills, ability to work collaboratively, and commitment to continuous learning and improvement.

Overview

16
16
years of professional experience

Work History

Lead Software Developer

CVS
Woonsocket, RI
06.2021 - Current
  • The lead engineer role is more strategic that encompasses identifying problems, ideating solutions, strategizing roadmap, evaluating off-the-self products for easy and swift implementation of the solutions for patent needs like cvs minute clinic and other patient related chatbots
  • Built Unified scheduling microservice using nestjs and nodejs and built frontend for cvs minuteclinic in reactjs
  • Developed enterprise RAG solution using Azure AI Search + OpenAI that improved clinical documentation efficiency by 40%
  • Built medication recommendation engine with AWS Bedrock that reduced adverse drug interactions by 35%
  • Implemented AI chatbot (React + Node.js) handling 50K+ monthly pharmacy inquiries with 92% accuracy
  • Architected HIPAA-compliant AI pipeline using Azure OpenAI with private endpoints
  • Created Terraform modules for reproducible AI service deployments across AWS/Azure
  • Established monitoring framework with Datadog for AI model performance tracking
  • Migrated legacy system to AI-enhanced Angular/Node.js platform processing 1M+ daily claims
  • Implemented Playwright test suite reducing UI regression bugs by 60%
  • Built high-performance Java/Python APIs for pharmacy management systems, reducing prescription processing latency by 35% (Spring Boot, FastAPI).
  • Designed GCP Vertex AI-integrated SDKs to automate prior authorization workflows, cutting manual review time by 50%.
  • Optimized SQL queries and database architecture for 10M+ patient records, improving report generation speed.
  • Led development of a pharmacy dashboard (React + TypeScript) with real-time drug interaction alerts, adopted by 5K+ CVS stores.
  • Implemented mobile-responsive designs for cross-device compatibility (iOS/Android/web), improving user engagement by 25%.
  • Designed and deployed RAG pipelines combining LLMs (GPT-4, Llama 2) with vector databases (Pinecone, FAISS), improving answer accuracy by 35% and reducing hallucinations via structured output templates and self-reflection prompts.
  • Implemented automatic retry mechanisms for failed API calls (e.g., OpenAI, Anthropic) with exponential backoff, achieving 99.9% reliability in production.
  • Reduced hallucinations by 50% through few-shot learning, confidence thresholding, and hybrid fact-checking against knowledge graphs.
  • Built an LLM evaluator (BERT-based + heuristic rules) to score output quality, enabling A/B testing of RAG variants.
  • Partnered with data scientists to deploy predictive models for inventory demand forecasting (Vertex AI Pipelines).
  • Enforced HIPAA-compliant data encryption and role-based access control (RBAC) for patient health data.
  • Created CVS minute clinic portal and uses LLM for patient drug and vaccine recommendation model
  • Led the development of a customer-facing React-based portal integrated with GraphQL APIs, improving data retrieval efficiency by 40%.
  • Built AI-driven workflow automation tools using Vertex AI Agent Builder, reducing manual tasks by 25% for internal teams.
  • Worked in patient data analysis by processing data and visualizing it through Python Pandas, PySpark and NymPy packages
  • Python and Golang based microservice design
  • Monitor database performance and troubleshoot issues
  • Maintained and updated a GraphQL layer to allow retrieval and updates of user interactions with PostgreSQL database
  • Worked on Openai based chatbots

Sr Software Architect/Lead

Magicleap
Plantation, FL
01.2018 - 06.2021
  • The Sr software engineer role was more tactical in which my focus area was requirement gathering designing solutions, develop services which evaluated the Augmented reality device in real time, collaborating with engineering, design team, leading the Agile development
  • Nodejs, NestJS based api and custom middleware development using Express and created restful and grapql.
  • Created AWS lamdas, managed workflow using terraform and sftp server in AWS transfer family.
  • Developed high-quality, modular code in .NET and Angular, improving application performance by 30%.
  • Spearheaded migration from monolithic to microservices architecture, enhancing scalability and deployment efficiency.
  • Mentored junior developers in design patterns, clean coding, and Azure cloud best practices.
  • Developed voice-based chatbot prototypes using Agentic AI frameworks.
  • Implemented FHIR/HL7 standards for EHR integrations at a prior role.
  • Used redux for application's state changes which needs to be updated across multiple components.
  • Developed low-code CRM solutions using OutSystems and Power Apps, slashing development time by 35% for client projects.
  • Created Google Apps Script automations for data migration and reporting, saving 15+ hours weekly for business teams.
  • Engineered a TypeScript/Express.js API for a healthcare portal, achieving 99.9% uptime and compliance with HIPAA standards.
  • Implemented Jira workflows to streamline sprint planning and bug tracking, improving team velocity by 20%.
  • Worked on breast cancer based image viewer (used in oncology dept) for Segmentation rendering as labelmaps and contours.

Sr Software Engineer

WilliamSonoma
07.2017 - 12.2017
  • Developed a Store Receiving Application, which will automate the shipment receiving and handling steps.
  • As a part of automation the application needs to work in both web and mobile.
  • Used redux for complex state logic update.
  • So when a merchandise is scanned in a hand held PDT device which runs over android, it will automatically trigger the jobs necessary to notify different stores and managers.
  • Architected a DDD-based system using .NET 6, Angular, and Azure Kubernetes (AKS), handling 50K+ daily users.
  • Implemented Event-Driven Architecture with Azure Service Bus, improving real-time processing efficiency.
  • The application is being developed in angular 4 with backend server in nodejs connecting to mongodb, using latest material design from google.
  • Used it to write new monte-carlo pricing models for Credit Valuation Adjustments of Interest Rates Products.
  • Utilized the features of Angular 5.0 to present effective web design.

Sr Software Engineer

Bankers Health Care
08.2016 - 07.2017
  • Developed front end ui and back end services, to enable financial clients to evaluate and approve loans for healthcare professionals.

Sr Software Engineer

Assurant
07.2015 - 07.2016
  • Created Nodejs based apis for assurant's electronic and vehicle protection services.
  • Using soclet.io created a live chat application which enables quick screen grabs, easy URL-based sharing, and live, multi-person drawing and sketching.
  • This was used by dealers and suppliers to quickly communicate with users.
  • Used Python to integrate with google cloud vision to do object and text recognition, this is being called from nodejs apis.
  • Migrated existing MVC application to Angular 2.0.

Sr Software Engineer

MaryKay
07.2014 - 07.2015
  • Created and revamped existing Marykay portal for business partners.
  • Streamlined their ecomm payment gateway Problem solving, designing, implementing and integrating vendor solutions with our infrastructure.
  • Designed WCF hosted services interfacing with nCache/RabbitMQ based data fabric.
  • Developed pattern for nodejs service client/server and WIX installer to go from concept to deployment in hours.
  • Designed and built eReportal custom controls in C#.

Sr Software Engineer

TradeStation
11.2011 - 07.2014
  • Created trading platform in nodejs using socket.io and created api to push bundle information so users can subscribe.
  • Created Angular ui for users to subscribe to trading platform products.

Sr Software Engineer

BankRate
10.2010 - 11.2011
  • Senior developer in the Investment Information Services FMRCO group.
  • Built many web based applications, WinForms apps and batch jobs.
  • Main language C# with some VB.
  • The web apps used Javascript, AJAX, streamed data using JSON to enhance the user experience.
  • Used WebSockets and Backbone.js, Angular to write a progressive web based application.

Sr Software Engineer

American Inst Of Research
05.2009 - 10.2010
  • Designed and built their e-commerce website.
  • Designed content management system and shopping cart with payment processing to PayPal, Authorize.net and First Data.
  • Used single page Javascript/AJAX design for responsive experience.
  • XML stores content as well as local OLEDB JET SQL for inventory and shipping options.
  • Designed custom server controls.
  • Ensured PCI compliance.
  • Used Angular and C#.NET to write a progressive web based application.

Skills

  • Microservices architecture
  • AI pipeline design
  • Cloud deployment
  • Data analysis
  • API development
  • HIPAA compliance

Timeline

Lead Software Developer

CVS
06.2021 - Current

Sr Software Architect/Lead

Magicleap
01.2018 - 06.2021

Sr Software Engineer

WilliamSonoma
07.2017 - 12.2017

Sr Software Engineer

Bankers Health Care
08.2016 - 07.2017

Sr Software Engineer

Assurant
07.2015 - 07.2016

Sr Software Engineer

MaryKay
07.2014 - 07.2015

Sr Software Engineer

TradeStation
11.2011 - 07.2014

Sr Software Engineer

BankRate
10.2010 - 11.2011

Sr Software Engineer

American Inst Of Research
05.2009 - 10.2010

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Swayam Pattanayak