Samuel Mundo

Senior Full Stack Engineer

Wizards of the Coast

Aug 2024 - Current (2 years 3 months)

▹ Improved user experience by refactoring React components for Character Builder and Character Sheet features. ▹ Developed a new Character Quick Build experience using Next.js with static site generation (SSG), improving performance for high-traffic user interactions. ▹ Built a mobile-first, WCAG 2-compliant UI component library using React, CSS Modules, and Storybook for reusable, accessible design. ▹ Enhanced legacy gamedata services to support new character setup rules using C# and ASP.NET. ▹ Built Datadog dashboards and alerts to monitor performance and error rates, improving system observability and enabling proactive issue detection during the Char

Senior Backend Engineer

PerseusX Incorporated

Aug 2023 - Jul 2024 (1 year)

▹ Owned the design and delivery of RESTful APIs in a distributed microservices architecture, supporting high-throughput, scalable, high-availability customer order workflows. ▹ Contributed to the development of event-driven applications with Kafka, orchestrating complex customer order workflows at scale. ▹ Contributed to the migration of legacy SOAP/MuleSoft services to RESTful APIs, improving system performance, scalability, and maintainability. ▹ Mentored junior and new team members, providing guidance on best practices, code quality, and system design. ▹ Led the migration of 25+ APIs to AWS, implemented CI/CD pipelines using GitHub Actions for streamlined deployments. ▹ Improved system observability by implementing centralized logging an

Senior Full Stack Engineer

RAVN

Apr 2023 - Aug 2023 (5 months)

▹ Contributed to the rebuild of a claims resolution application using a full-stack approach with React (Next.js), tRPC, Redux, PostgreSQL, Prisma, and Kysely. ▹ Developed an Apollo GraphQL server to unify multiple data sources, including static JSON, PostgreSQL, and SQL Server. ▹ Refactored and optimized performance of a resource planning application, improving efficiency using Zustand for state management.

Senior Full Stack Engineer

Freelancer.com

Jan 2022 - Mar 2023 (1 year 3 months)

▹ Developed and maintained a GPS tracking REST API using Node.js, Express, and PostGIS for real-time coordinate storage and retrieval. ▹ Built a live map frontend to display GPS data using Google Maps, WebSockets, JavaScript, jQuery, i18n, Pug, and Stylus. ▹ Created a reservation and payment REST API integrating the Stripe API and webhooks to handle bookings and transactions. ▹ Collaborated on a house listing platform built with React, GraphQL, React Query, Ant Design, Styled Components, and Stripe Elements for secure payments. ▹ Optimized Mapbox API usage during map renders, reducing external API costs by 70%. ▹ Developed an Apollo Server to serve a unified GraphQL API from multiple data sources, including static JSON, PostgreSQL, and SQL

Solutions Architect

Applaudo

Jan 2020 - Dec 2021 (2 years)

▹ Partnered with US and local sales teams to support pre-sales and solution design for new and recurring opportunities. ▹ Led technical discovery sessions to understand business, architectural, and security requirements. ▹ Designed scalable, cloud-native architectures leveraging AWS and GCP services such as compute (EC2, Lambda, Cloud Run), storage (S3, Cloud Storage), databases (RDS, DynamoDB, Firestore), and messaging systems (SQS, Pub/Sub). ▹ Defined high-level system architecture using microservices, event-driven patterns, and API-first design aligned with cloud best practices. ▹ Designed and advised on containerized solutions using Docker and Kubernetes (EKS / GKE) for scalable and portable deployments. ▹ Introduced Infrastructure as C

Delivery Manager

TELUS International Central America

Apr 2017 - Dec 2019 (2 years 9 months)

▹ Led a team of 45 engineers across onshore and offshore locations to deliver 24/7 support for the TELUS Product Catalog. ▹ Designed and implemented an end-to-end production delivery process, increasing competitive response time in the Canadian telecom market by 50%. ▹ Proposed and executed automated deployment and regression testing workflows for common product catalog updates, improving release efficiency. ▹ Served as Release Train Engineer (RTE) for an enterprise-level TELUS Communications Platform migration, coordinating 7 Scrum teams under the Scaled Agile Framework (SAFe). ▹ Managed bi-weekly cutover and deployment plans, including rollback strategies to ensure stable and predictable releases. ▹ Collaborated with release governance, s

Software Engineer

Creativa Consultores S.A.

Feb 2014 - Mar 2017 (3 years 2 months)

▹Developed a web application to extract and analyze legal contract data using OCR, comparing results against U.S. contract standards. Built with ASP.NET (C#), SQL Server, JavaScript, and jQuery. ▹Migrated legacy data from MySQL to SQL Server by writing custom Java and Hibernate migration scripts. ▹Built a custom OCR scanning library using TesseractOCR and integrated NLP/AI techniques to process and interpret legal documents. ▹Contributed to the design and implementation of a congress management platform using PHP, Laravel, and MySQL. ▹Developed a Windows service for Aeroman to enhance their employee entry system, leveraging C# and native Windows librarie

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Samuel Mundo

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