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Adams J Contreras R

@adamsjcontrerasr

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Senior Software Engineer at Stature Software, modernizing legacy ASP into SaaS and accelerating delivery by 40%.

Venezuela

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At Stature Software, I contributed to modernizing legacy ASP into SaaS with .NET 10 and Angular 20. I delivered interfaces, APIs, business logic, and persistence while preserving compatibility and reducing delivery times by 40%.

At RithmXO, I developed production Python APIs with FastAPI and integrated ChatGPT into an internal ticket workflow. I also built a video sales product that increased profits by 40%.

At Clever IT, I developed insurance modules and a nationwide bulk email platform. I designed full-stack solutions using hexagonal architecture and microservices, improving web and backend performance by 30%.

At Instep, I built a master travel-insurance mobile app for 30+ clients and integrated payment providers through PHP REST APIs. Earlier, at Yural C.A, I built the company’s first online sales system for motorcycle products.

Experience

Work history, roles, and key accomplishments

Current

Senior Software Engineer

Current

Stature Software

Dec 2025 - Present (11 months)

Contributed to legacy ASP modernization into SaaS with .NET 10 and Angular 20, reducing delivery times by 40%. Improved code efficiency by 50% through reusable components and implemented SDD/TDD workflows with AI agents.

.NET 10 ASP.NET Core Angular 20 EF Core Dapper SQL Server Claude Code SDD Test Driven Development Jira MCP

Senior Software Engineer / Technical Lead

RithmXO

Aug 2021 - Nov 2025 (4 years 3 months)

Developed Python endpoints and APIs with FastAPI, integrated ChatGPT API into internal workflows, and led performance improvements up to 60%. Managed Angular migrations and implemented SDD/TDD workflows with Claude Code, increasing productivity by 90%.

Python fastAPI Angular TypeScript RxJS Docker .NET WebSockets Kafka RabbitMQ Redis Claude Code SDD Test Driven Development NodeJS ExpressJS Shopify Strapi Stripe MongoDB Jest AWS CI CD

Senior Full Stack Engineer

Clever IT

Aug 2023 - Dec 2023 (4 months)

Developed critical insurance modules and implemented a nationwide bulk email platform, improving customer communication effectiveness by 70%. Designed full-stack solutions with hexagonal architecture and microservices, improving performance by 30%.

Go Python NestJS NodeJS Angular Ionic Oracle PostgreSQL Docker AWS Hexagonal Architecture Microservices

Full Stack and Mobile Application Developer

Instep

Oct 2018 - Mar 2021 (2 years 5 months)

Built the master travel-insurance mobile app for 30+ clients worldwide, generating over 35% of company revenue. Created 7+ customized applications with role-based modules and native device integrations, and optimized SQL queries by 30%.

Ionic Angular NodeJS TypeScript Cordova Capacitor PHP MySQL REST APIs Twilio i18n SQL

Full Stack Developer

Yural C.A

Nov 2016 - May 2017 (6 months)

Built the company's first online sales system for motorcycle products, generating 30% of total sales. Implemented PDF and graphical reports to support sales management.

PHP JavaScript jQuery HTML MySQL