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I'm Robert Gerson Samuel López, a Senior Software Engineer and Tech Lead with 8+ years of hands-on experience building high-performance, scalable web applications and distributed systems using TypeScript, React, and Node.js. I enjoy turning complex problems into clean, reliable software solutions and mentoring teammates along the way. I specialize in designing cloud-based solutions on AWS (Lambda, DynamoDB, Cognito) and leading end-to-end architecture, microservices, and event-driven designs. I collaborate with remote, cross-functional teams to deliver production-ready systems, optimize performance, automate testing and deployment, and drive measurable business impact.…I'm Robert Gerson Samuel López, a Senior Software Engineer and Tech Lead with 8+ years of hands-on experience building high-performance, scalable web applications and distributed systems using TypeScript, React, and Node.js. I enjoy turning complex problems into clean, reliable software solutions and mentoring teammates along the way. I specialize in designing cloud-based solutions on AWS (Lambda, DynamoDB, Cognito) and leading end-to-end architecture, microservices, and event-driven designs. I collaborate with remote, cross-functional teams to deliver production-ready systems, optimize performance, automate testing and deployment, and drive measurable business impact.

Robert Gerson Samuel López

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I'm Robert Gerson Samuel López, a Senior Software Engineer and Tech Lead with 8+ years of hands-on experience building high-performance, scalable web applications and distributed systems using TypeScript, React, and Node.js. I enjoy turning complex problems into clean, reliable software solutions and mentoring teammates along the way. I specialize in designing cloud-based solutions on AWS (Lambda, DynamoDB, Cognito) and leading end-to-end architecture, microservices, and event-driven designs. I collaborate with remote, cross-functional teams to deliver production-ready systems, optimize performance, automate testing and deployment, and drive measurable business impact.…I'm Robert Gerson Samuel López, a Senior Software Engineer and Tech Lead with 8+ years of hands-on experience building high-performance, scalable web applications and distributed systems using TypeScript, React, and Node.js. I enjoy turning complex problems into clean, reliable software solutions and mentoring teammates along the way. I specialize in designing cloud-based solutions on AWS (Lambda, DynamoDB, Cognito) and leading end-to-end architecture, microservices, and event-driven designs. I collaborate with remote, cross-functional teams to deliver production-ready systems, optimize performance, automate testing and deployment, and drive measurable business impact.

Available to hire

I’m Robert Gerson Samuel López, a Senior Software Engineer and Tech Lead with 8+ years of hands-on experience building high-performance, scalable web applications and distributed systems using TypeScript, React, and Node.js. I enjoy turning complex problems into clean, reliable software solutions and mentoring teammates along the way.

I specialize in designing cloud-based solutions on AWS (Lambda, DynamoDB, Cognito) and leading end-to-end architecture, microservices, and event-driven designs. I collaborate with remote, cross-functional teams to deliver production-ready systems, optimize performance, automate testing and deployment, and drive measurable business impact.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Spanish; Castilian

Fluent

English

Fluent

Work Experience

Senior Software Engineer / Tech Lead at Smart Business Solutions

July 31, 2025 - Present

- Led the development of an automation platform using n8n, Node.js, and TypeScript, orchestrating workflows across multiple third-party services and enabling scalable business process automation. - Designed and implemented event-driven integrations using APIs and web hooks, improving system interoperability and reducing manual work. - Built and deployed automation services using Docker and cloud-based infrastructure to ensure reliability, fault tolerance, and maintainability of workflows. - Developed a data integration platform with G2 delivering automated data ingestion, transformation, and synchronization for business insights and reporting. - Implemented backend services and APIs using Node.js, TypeScript, and GraphQL, optimizing data processing and internal data consumption. - Improved operational efficiency by reducing manual data handling and increasing reliability of automated workflows. - Collaborated with cross-functional teams and stakeholders to define requirements and deliver scalable, production-ready solutions.

Tech Lead Manager at Smart Business Solutions

February 1, 2021 - July 1, 2025

Led the development of a referral platform using Next.js, AWS Cognito, DynamoDB, and Docker, growing to 500+ users in 3 months. Directed the migration of Bloom Growth from ASP.NET + Angular to React SPA + GraphQL API, improving performance by 40% and reducing technical debt. Built an AI-powered podcast platform with Next.js, GraphQL, and AWS Lambda, optimizing serverless performance and reducing costs by 20%. Developed a responsive UI for REEF Technology’s parking platform by integrating PostgreSQL, GraphQL, Google Maps API, and a CMS to support real-time parking data. Co-developed an Employee Management System with C#, Node.js, GraphQL, and Docker, streamlining HR processes and increasing efficiency by 20%. Championed code quality and best practices, introducing ESLint, Prettier, and CI/CD pipelines to improve maintainability and consistency across teams.

Full Stack Web Developer at Kode in House

April 30, 2018 - August 31, 2020

Built and maintained a Dealer Management System covering Inventory, HR, Accounting, and CRM using React.js, Java Spring, Hibernate, GraphQL, and SQL Server. Automated business workflows, reducing manual work by 30% and increasing data accuracy. Delivered reusable UI components and scalable backend APIs, implementing strong testing and monitoring practices (Sentry, JasperReports).