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I am a seasoned full-stack software engineer with over 10 years of experience building scalable, cloud-native applications in healthcare, fintech, and enterprise domains. My backend expertise spans Java, C#, Python, Golang, and Node.js, complemented by polished frontend solutions using React, Next.js, Angular, and Vue. I am passionate about mobile app development, AI/ML integration, and data engineering pipelines, delivering secure and high-performance platforms on AWS and Azure. Throughout my career, I have led cross-functional teams in Agile environments, modernized legacy systems, and built data-driven architectures supporting thousands of concurrent users globally. I thrive on mentoring engineers, championing DevSecOps practices, and driving product innovation to solve complex business challenges while maintaining regulatory compliance in highly scrutinized sectors.…I am a seasoned full-stack software engineer with over 10 years of experience building scalable, cloud-native applications in healthcare, fintech, and enterprise domains. My backend expertise spans Java, C#, Python, Golang, and Node.js, complemented by polished frontend solutions using React, Next.js, Angular, and Vue. I am passionate about mobile app development, AI/ML integration, and data engineering pipelines, delivering secure and high-performance platforms on AWS and Azure. Throughout my career, I have led cross-functional teams in Agile environments, modernized legacy systems, and built data-driven architectures supporting thousands of concurrent users globally. I thrive on mentoring engineers, championing DevSecOps practices, and driving product innovation to solve complex business challenges while maintaining regulatory compliance in highly scrutinized sectors.

Pedro Ramos

Full Stack Developer, Back-End Developer, Cloud Developer, +4

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I am a seasoned full-stack software engineer with over 10 years of experience building scalable, cloud-native applications in healthcare, fintech, and enterprise domains. My backend expertise spans Java, C#, Python, Golang, and Node.js, complemented by polished frontend solutions using React, Next.js, Angular, and Vue. I am passionate about mobile app development, AI/ML integration, and data engineering pipelines, delivering secure and high-performance platforms on AWS and Azure. Throughout my career, I have led cross-functional teams in Agile environments, modernized legacy systems, and built data-driven architectures supporting thousands of concurrent users globally. I thrive on mentoring engineers, championing DevSecOps practices, and driving product innovation to solve complex business challenges while maintaining regulatory compliance in highly scrutinized sectors.…I am a seasoned full-stack software engineer with over 10 years of experience building scalable, cloud-native applications in healthcare, fintech, and enterprise domains. My backend expertise spans Java, C#, Python, Golang, and Node.js, complemented by polished frontend solutions using React, Next.js, Angular, and Vue. I am passionate about mobile app development, AI/ML integration, and data engineering pipelines, delivering secure and high-performance platforms on AWS and Azure. Throughout my career, I have led cross-functional teams in Agile environments, modernized legacy systems, and built data-driven architectures supporting thousands of concurrent users globally. I thrive on mentoring engineers, championing DevSecOps practices, and driving product innovation to solve complex business challenges while maintaining regulatory compliance in highly scrutinized sectors.

Available to hire

I am a seasoned full-stack software engineer with over 10 years of experience building scalable, cloud-native applications in healthcare, fintech, and enterprise domains. My backend expertise spans Java, C#, Python, Golang, and Node.js, complemented by polished frontend solutions using React, Next.js, Angular, and Vue. I am passionate about mobile app development, AI/ML integration, and data engineering pipelines, delivering secure and high-performance platforms on AWS and Azure.

Throughout my career, I have led cross-functional teams in Agile environments, modernized legacy systems, and built data-driven architectures supporting thousands of concurrent users globally. I thrive on mentoring engineers, championing DevSecOps practices, and driving product innovation to solve complex business challenges while maintaining regulatory compliance in highly scrutinized sectors.

Skills

Experience Level

Expert

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Expert

Expert

Expert

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Intermediate

Intermediate

Work Experience

Senior Software Engineer at Cognizant

July 1, 2025 - September 2, 2025

Architected and implemented a multi-tenant SaaS healthcare and financial platform using .NET 6/8 (C#), Java Spring Boot, and Golang with strict regulatory compliance (HIPAA, PCI-DSS). Designed for global scalability supporting over 50 enterprise clients and thousands of concurrent users. Developed RESTful and GraphQL APIs using Node.js (NestJS/Fastify) and Python (FastAPI/Django) to handle mission-critical transactions and real-time claims workflows with sub-200ms response times under heavy loads. Built predictive analytics engines leveraging TensorFlow, PyTorch, and Hugging Face models, improving fraud detection accuracy by 25% and reducing false positives. Migrated legacy monoliths into modular microservices and modern frontends built with React, Next.js, and TypeScript, reducing technical debt and improving maintainability. Implemented streaming pipelines with Apache Kafka and Spark processing 10M+ daily events, including patient telemetry and financial reconciliations. Established

Senior Full Stack Developer at Corvex

May 31, 2020 - September 2, 2025

Developed enterprise-grade financial and e-commerce applications using Java Spring Boot, .NET Core, and Node.js (Express/NestJS), building modular APIs handling 5M+ monthly requests with sub-300ms response times. Built and deployed microservices in Python (FastAPI, Flask) and Golang enabling real-time transaction processing and event-driven workflows with Kafka, reducing reconciliation delays by 40%. Designed interactive dashboards in React + Redux Toolkit with D3.js and Chart.js visualizing KPIs such as fraud alerts, claims processed, and revenue recognition. Led front-end modernization migrating AngularJS apps to React (with Next.js and TypeScript), implementing lazy loading, modular components, and Tailwind CSS, reducing initial load times by 40%. Delivered real-time video consultation modules using WebRTC + Twilio APIs integrated with .NET backend enabling telehealth options and platform expansion. Built distributed tracing and observability stacks with Grafana, Prometheus, ELK Sta

Full Stack Developer at Tech Ark Solutions

February 28, 2017 - September 2, 2025

Developed full-stack web applications for e-commerce and healthcare clients using ASP.NET MVC, AngularJS, and SQL Server delivering fast, secure, and user-friendly solutions. Built REST APIs in C# and Node.js enabling seamless integration between mobile apps, third-party systems, and internal platforms. Designed responsive UI components with AngularJS, Bootstrap, and jQuery improving customer-facing dashboards and reducing bounce rates by 20%. Optimized backend performance with Entity Framework and Dapper reducing query times and improving transaction throughput for order and payment processing. Implemented caching with Redis and in-memory strategies cutting API latency for frequently accessed data by 30%. Created ETL workflows in Python and SQL for nightly data ingestion, cleaning, and reporting pipelines improving decision-making speed for business stakeholders. Integrated payment systems (Authorize.net, PayPal) into web portals ensuring PCI-DSS compliance and reducing manual reconci

Junior Web Developer at Tech Ark Solutions

January 31, 2014 - September 2, 2025

Assisted senior developers in building ASP.NET MVC and PHP applications contributing to feature development for small business websites and intranet portals. Built reusable UI components with HTML5, CSS3, and JavaScript improving consistency and speeding up front-end development cycles. Created SQL scripts for reporting and data cleanup tasks gaining hands-on experience with relational database management. Supported API development by writing small endpoints in C# and Flask enabling integration with client CRMs and scheduling tools. Automated repetitive workflows using Python and Bash scripts saving the development team approximately 10 hours per week. Learned Git workflows by contributing to feature branches, code reviews, and pull requests improving team collaboration skills. Enhanced website responsiveness using Bootstrap and media queries ensuring cross-device compatibility. Assisted in debugging and troubleshooting production issues working with IIS logs, SQL Profiler, and browser

Senior Software Engineer at Cognizant

July 1, 2020 - Present

Architected and implemented a multi-tenant SaaS healthcare and financial platform using .NET 6/8 (C#), Java Spring Boot, and Golang, ensuring strict regulatory compliance including HIPAA and PCI-DSS. Designed RESTful and GraphQL APIs using Node.js (NestJS/Fastify) and Python (FastAPI/Django) to handle mission-critical transactions and real-time claims workflows, maintaining sub-200ms response times under heavy loads. Developed predictive analytics engines leveraging TensorFlow, PyTorch, and Hugging Face models, improving fraud detection accuracy by 25% and reducing false positives. Migrated multiple legacy monoliths into modular microservices and modern frontends built with React, Next.js, and TypeScript, reducing technical debt and enhancing maintainability. Built streaming pipelines with Apache Kafka and Spark processing over 10M daily events including patient telemetry and financial reconciliations, featuring real-time monitoring dashboards. Implemented event-driven workflows in AWS

Senior Full Stack Developer at Corvex

May 31, 2020 - September 2, 2025

Developed enterprise-grade financial and e-commerce applications using Java Spring Boot, .NET Core, and Node.js (Express/NestJS), building modular APIs capable of handling 5M+ monthly requests with sub-300ms response times. Built and deployed microservices in Python (FastAPI, Flask) and Golang enabling real-time transaction processing and event-driven workflows with Kafka, reducing reconciliation delays by 40%. Designed interactive dashboards in React + Redux and Angular (legacy migration) integrated with backend APIs to visualize payment settlements, sales analytics, and customer activity in real time. Implemented recommendation engines using Python (scikit-learn, TensorFlow), increasing customer purchase frequency by 15% and boosting cross-sell opportunities. Led migration of on-premise .NET Framework applications to Azure App Services and AWS ECS leveraging Docker containers and Terraform IaC for reproducible deployments. Optimized SQL Server and PostgreSQL queries across reconcilia

Full Stack Developer at Tech Ark Solutions

January 31, 2017 - September 2, 2025

Junior Web Developer at Tech Ark Solutions

May 31, 2015 - September 2, 2025

Assisted senior developers in building ASP.NET MVC and PHP applications contributing to feature development for small business websites and intranet portals. Built reusable UI components with HTML5, CSS3, and JavaScript improving consistency and speeding upfront front-end development cycles. Created SQL scripts for reporting and data cleanup tasks gaining hands-on experience with relational database management. Supported API development by writing small endpoints in C# and Flask enabling integration with client CRMs and scheduling tools. Automated repetitive workflows using Python and Bash scripts saving the development team approximately 10 hours per week. Learned Git workflows by contributing to feature branches, code reviews, and pull requests improving team collaboration skills. Enhanced website responsiveness using Bootstrap and media queries ensuring cross-device compatibility. Assisted in debugging and troubleshooting production issues working with IIS logs, SQL Profiler, and br

Senior Software Engineer at Cognizant

July 1, 2025 - September 2, 2025

Architected and implemented a multi-tenant SaaS healthcare and financial platform using .NET 6/8 (C#), Java Spring Boot, and Golang with strict regulatory compliance including HIPAA and PCI-DSS. Designed RESTful and GraphQL APIs to handle mission-critical transactions and real-time workflows, achieving sub-200ms response times under heavy load. Developed predictive analytics engines leveraging TensorFlow, PyTorch, and Hugging Face models to enhance fraud detection accuracy by 25%. Migrated legacy monoliths into modular microservices and modern frontends, reducing technical debt and improving maintainability. Built streaming data pipelines with Apache Kafka and Spark processing over 10M daily events, and implemented event-driven workflows with AWS Lambda and Azure Functions, cutting infrastructure costs by 20%. Led containerization efforts with Docker and Kubernetes (AKS/EKS) creating reproducible deployments via Helm charts and Terraform IaC. Engineered secure data exchange layers usin

Senior Full Stack Developer at Corvex

May 1, 2020 - September 2, 2025

Developed enterprise-grade financial and e-commerce applications using Java Spring Boot, .NET Core, and Node.js, handling 5M+ monthly requests with sub-300ms response times. Built and deployed microservices in Python (FastAPI, Flask) and Golang enabling real-time transaction processing and event-driven workflows with Kafka, reducing reconciliation delays by 40%. Led frontend modernization migrating legacy AngularJS apps to React with Next.js and TypeScript, reducing load times by 40%. Delivered real-time live video consultation modules using WebRTC and Twilio APIs integrated with .NET backend enabling telehealth expansion. Built distributed tracing and observability stacks with Grafana, Prometheus, and ELK reducing incident response times from 90 minutes to under 20 minutes. Refactored high-throughput background services in Golang doubling processing speed compared to equivalent .NET implementations. Led hybrid cloud adoption deploying critical workloads across AWS ECS and Azure AKS en

Full Stack Developer at Tech Ark Solutions

February 1, 2017 - September 2, 2025

Developed full-stack web applications for e-commerce and healthcare clients using ASP.NET MVC, AngularJS, and SQL Server delivering fast, secure, and user-friendly solutions. Built REST APIs in C# and Node.js for seamless integrations between mobile apps, third-party systems, and internal platforms. Designed responsive UI components with AngularJS, Bootstrap, and jQuery improving customer-facing dashboards and reducing bounce rates by 20%. Optimized backend performance using Entity Framework and Dapper reducing query times and improving transaction throughput. Integrated payment systems like Authorize.net and PayPal with PCI-DSS compliance ensuring safe global transactions. Built automated CI/CD pipelines with Jenkins and Git reducing release cycles from bimonthly to weekly. Enhanced observability with ELK stack reducing troubleshooting and root cause analysis time by 40%. Migrated legacy Classic ASP pages to modern ASP.NET MVC improving maintainability and long-term support. Mentored

Junior Web Developer at Tech Ark Solutions

January 31, 2017 - September 2, 2025

Assisted senior developers building ASP.NET MVC and PHP applications contributing to feature development for small business websites and intranet portals. Developed reusable UI components with HTML5, CSS3, and JavaScript speeding up front-end development cycles. Created SQL scripts for reporting and data cleanup tasks gaining hands-on experience with relational database management. Supported API development writing small endpoints in C# and Flask enabling integration with client CRMs and scheduling tools. Automated repetitive workflows using Python and Bash scripts saving the team approximately 10 hours weekly. Participated in Agile stand-ups and sprint reviews learning iterative development and client feedback. Enhanced website responsiveness using Bootstrap and media queries ensuring cross-device compatibility.