Simera Professional Key (SPK)

Ariel Y

Bolivia

Full-Stack Developer

$ 2,700/month

10 yrs exp

Experienced in building scalable, high-quality web applications across the full development lifecycle. Strong background in clean architecture, performance optimization, AI-assisted development, and solving complex technical challenges, with a proven ability to quickly learn new technologies and deliver effective solutions in both collaborative and independent environments.

Skills

  • Agile
  • Artifactory
  • CSS
  • CSS3
  • Design Patterns
  • Git
  • GitHub
  • Hibernate
  • HTML
  • HTML5
  • Java
  • JavaScript
  • Jenkins
  • Jira
  • jQuery
  • Kanban
  • Microsoft SQL Server
  • MongoDB
  • Node.js
  • OOP
  • PostgreSQL
  • Redux
  • Scrum
  • Selenium
  • Typescript
  • JavaScript ES6
  • Automation Engineer
  • BambooHR
  • Bitbucket
  • C#
  • ClickUp
  • Confluence
  • Cucumber
  • Cypress
  • DynamoDB
  • Full Stack Developer
  • GitLab
  • GraphQL
  • Jasmine
  • Mongoose
  • NestJS
  • NextJS
  • Postman
  • Prisma
  • React Native
  • Sequelize
  • SonarQube
  • Springboot
  • SEO Principles
  • React.js
  • Microsoft Server
  • CSS 3
  • Java.
  • Express
  • React js
  • press
  • Copilot
  • React,js
  • Spring boot
  • cursor
  • Express.js
  • Full-Stack Web Development
  • Click Up,
  • Fullstack developer
  • CursorAI
  • Git Hub
  • SOLID Principles
  • Fullstack Development
  • Agentic Development
  • Claude Code
  • Agile Development
  • Full Stack Development
  • Type Script
  • SCSS
  • AI Agent Development
  • AI Development
  • SOLD Principles
  • Full-Stack Development
  • Typescrtipt
  • CI/CD Principles
  • AI Driven Development
  • React Native CLI
  • Javascript
  • Typescripts
  • Mongo
  • OpenCode
  • Sequalize
  • PostgreQL
  • JUnit 5
  • cypress
  • CoPilot

Ariel Y

Bolivia

Full-Stack Developer

$ 2,700 /month

10 yrs exp

Experienced in building scalable, high-quality web applications across the full development lifecycle. Strong background in clean architecture, performance optimization, AI-assisted development, and solving complex technical challenges, with a proven ability to quickly learn new technologies and deliver effective solutions in both collaborative and independent environments.

Skills

  • Agile
  • Artifactory
  • CSS
  • CSS3
  • Design Patterns
  • Git
  • GitHub
  • Hibernate
  • HTML
  • HTML5
  • Java
  • JavaScript
  • Jenkins
  • Jira
  • jQuery
  • Kanban
  • Microsoft SQL Server
  • MongoDB
  • Node.js
  • OOP
  • PostgreSQL
  • Redux
  • Scrum
  • Selenium
  • Typescript
  • JavaScript ES6
  • Automation Engineer
  • BambooHR
  • Bitbucket
  • C#
  • ClickUp
  • Confluence
  • Cucumber
  • Cypress
  • DynamoDB
  • Full Stack Developer
  • GitLab
  • GraphQL
  • Jasmine
  • Mongoose
  • NestJS
  • NextJS
  • Postman
  • Prisma
  • React Native
  • Sequelize
  • SonarQube
  • Springboot
  • SEO Principles
  • React.js
  • Microsoft Server
  • CSS 3
  • Java.
  • Express
  • React js
  • press
  • Copilot
  • React,js
  • Spring boot
  • cursor
  • Express.js
  • Full-Stack Web Development
  • Click Up,
  • Fullstack developer
  • CursorAI
  • Git Hub
  • SOLID Principles
  • Fullstack Development
  • Agentic Development
  • Claude Code
  • Agile Development
  • Full Stack Development
  • Type Script
  • SCSS
  • AI Agent Development
  • AI Development
  • SOLD Principles
  • Full-Stack Development
  • Typescrtipt
  • CI/CD Principles
  • AI Driven Development
  • React Native CLI
  • Javascript
  • Typescripts
  • Mongo
  • OpenCode
  • Sequalize
  • PostgreQL
  • JUnit 5
  • cypress
  • CoPilot

Full-Stack Developer

BairesDev
January 2022 - present

Web platform for agronomy and grain operations, linking contracted and commercial crops to fields for quality assurance and management. Built and maintained the platform, improving traceability and grower efficiency, and streamlined backend/frontend integration for consistent data flow and UX. Designed and implemented a new BDD automation framework using Gherkin and Cypress, improving test reliability and efficiency. Authored context, rules, and skills for the team's AI coding agents to improve behavior when maintaining source code and Cucumber feature files. Contributed to architecture decisions, keeping backend design scalable and frontend/backend components aligned for long-term maintainability.

Full-Stack Developer

BairesDev
January 2020 - January 2022

Cold-storage warehousing and logistics platform streamlining the supply chain from storage to transportation. Developed APIs and cross-platform interfaces for logistics and cold-storage warehouse management. Improved data accessibility and usability through modern React Native frontend practices. Participated in architectural decisions and peer code reviews.

Frontend Developer

Jalasoft
January 2019 - January 2019

Software for managing IT field-service delivery and invoicing. Delivered frontend enhancements for an enterprise IT field-services platform, implementing new UI features and resolving performance bottlenecks. Proposed and implemented a modern React UI, replacing the legacy Backbone.js frontend for a more scalable, maintainable interface.

Back End Developer

Jalasoft
January 2018 - January 2019

Digital Asset Management software distributing branded content to account managers, partners, and resellers. Engineered backend modules for a large-scale Digital Asset Management platform. Enhanced the Data Access Layer with JPA and ORM, cutting database-switching complexity by 80% across MSSQL, MongoDB, and DynamoDB. Designed and built an internal automation framework in the absence of QA support, and helped DevOps add an automation phase to the deployment workflow.

Quality Assurance Automation Engineer

Jalasoft
January 2017 - January 2018

Cloud-based donor and constituent management (CRM) platform for mid-sized and large nonprofits. Implemented, customized, and troubleshot automated test cases across major application modules. Helped define the test plan over an extended period and reported defects to a high standard.

Full-Stack Developer

Jalasoft
January 2017 - January 2019

Widget management system aggregating data from multiple providers for Management, HR, employees, and security teams. Built a widget management platform integrating multiple third-party data providers; implemented a full dashboard using the new widgets. Developed administrative widgets that boosted user performance by 45%, and an accounting module that cut a 12-hour manual process to 54 milliseconds. Re-structured styles using Less to enable dynamic theming and improve maintainability.

Quality Assurance Automation Engineer

Jalasoft
January 2016 - January 2017

Enterprise procurement platform integrating sourcing, supplier lifecycle, contracts, and accounts payable. Designed and implemented automated test cases, application customizations, and enhancements; troubleshot complex defects across core modules. Reported bugs to the highest quality standards.

Quality Assurance Automation Engineer

Jalasoft
January 2016 - January 2016

Association management software covering members, events, accounting, and fundraising. Wrote test cases across development phases (positive, negative, smoke, integration) and automated over 500 test cases, expanding coverage. Presented a POC for an API automation framework using ES7 and AVA, and a JSON-based data-driven testing approach.

Smart Scores

Communication
62
Role Fit
95
Adaptability
68
Problem-solving
66

Smart Skills

beta