William Arias Full Stack Developer

Full Stack Developer

Confiz

May 2025 - Current (1 year 1 month)

• Led Al assistant initiative, supported Al capabilities built on AWS Bedrock, including LLMs, knowledge bases, and agent workflows, while troubleshooting cross-repo integration, CI/CD pipelines. • Built and integrated a reusable Al assistant widget to support runtime metadata, dynamic headers, and environment-aware configuration, enabling reusable integration for any project. • Closely worked with business to achieve company metric goals (whether it is improving application performance impacting costs, or switching priority on work, based on business needs). • Implemented Kafka-based data processing services, (Pub/Sub) consuming data from GCP BigQuery on to PostreSQL Databases. • Implemented server-side pagination, sorting, and filtering i

Full Stack Developer

Daugherty Business Solutions

May 2024 - May 2025 (1 year 1 month)

• Led the migration of all project pipelines and CI/CD from Teamcity to Github Actions. • Rewrite/refactor microservices from Ruby on Rails to Java 17. • Created base pipeline workflows on Github Actions for Dockerized Java applications, reused across multiple teams (Over 100 projects). • Efficiency addressing production alerts/bugs.

Full Stack Developer

World Fuel Services

Aug 2022 - May 2024 (1 year 10 months)

• Migrated project from Angular Material to Angular CDK to address very specific customization requests by clients. • Created a UI Component library (reusable code package) in Angular due to a redesign in application's UI. (Worked closely with UX/UI Designer). • Implemented an automated onboarding system that allows new clients to onboard through an Excel template, improving onboarding efficiency by 94% (2 days to 3 hours). • Integrated project with a legacy application, billing, and 3rd parties. • Collaborated with multiple teams, contributed to the development of reusable Java and JavaScript libraries widely utilized across the organization. • Production Support, hotfixes.

M

Full Stack Developer

Municipalidad de San Pablo

Mar 2021 - Jul 2022 (1 year 5 months)

• Migrated real state asset management system from COBOL to Java 17. • Developed Ul infrastructure from scratch using Angular (Material + third party component library). • Set-up project's lifecycle, pipeline, build, repository and a logging alert system from scratch, on AWS.

William Arias

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