Simera Professional Key (SPK)

Sergio M

Guatemala

System Analyst and Frontend Developer

$ 3,200/month

10 yrs exp

Full-Stack Developer specialized in Frontend with 8+ years of experience building mobile and web applications. Systems Analyst with solid experience with Backend API and Databases. Proven background leading frontend initiatives, optimizing business workflows, and collaborating with cross-functional teams in agile environments.

Skills

  • Agile
  • AngularJS
  • ASP.NET
  • CI/CD
  • CSS
  • CSS3
  • Front-End Development
  • GitHub
  • HTML
  • HTML5
  • JavaScript
  • Microsoft SQL Server
  • MongoDB
  • MySQL
  • Node.js
  • PHP
  • React
  • Redux
  • RxJS
  • Sales Management
  • Scrum
  • Stress Management
  • Systems Analysis
  • Typescript
  • JavaScript ES6
  • Angular
  • Angular Material UI
  • App Developer
  • BI Developer
  • Bitbucket
  • BOT Developer
  • C#
  • c# Developer
  • Case Management
  • Content Developer
  • Data Management
  • Figma
  • Front End
  • Front End Developer
  • Full Stack Developer
  • GitLab
  • Ionic
  • iOS Developer
  • NGRX
  • PhoneGap
  • ReactJS
  • SQL Database
  • Staff Management
  • Stock Management
  • Systems Analyst
  • Tailwind
  • HTML/CSS
  • Frontend Development
  • Mobile App Development
  • CICD
  • Process Optimization
  • Agile Methodologies (Scrum, Jira)
  • Frontend Development (Angular, React)
  • IT Systems Analysis
  • state managemnt
  • HTML/CSS/Javascript
  • Express
  • Power Systems Analysis
  • Plant Management
  • Copilot
  • Cross functional Collaboration
  • Sales Managment
  • System Management
  • Cross-functional Team Coordination
  • Cross-Functional Collaboaration
  • Cross-Cultural Collaboration
  • 10. Remote Collaboration (Slack, Zoom, Trello)
  • cursor
  • HTML5, CSS3, jQuery, Bootstrap, responsive & mobile-first design, AJAX, DOM manipulation.
  • Cross-Functional Collaboration & Oversight
  • Angular+17
  • Express.js
  • REST APIs
  • MSQL
  • Develper
  • Hands-on Technical Leadership
  • Technical Support Leadership
  • CursorAI
  • Git Hub
  • AWS S3
  • Tailwind CSS
  • Technical Leadership
  • Typescirpt
  • API Architecture
  • Cross‑functional Collaboration
  • Strategy Management
  • waste management
  • Agile/Scrum, Solid Principles, Object Oriented Programming, Reactive Programming
  • ASP.NET Core / .NET
  • Angular Material
  • Micro Frontend
  • Web Sockets
  • Git

Sergio M

Guatemala

System Analyst and Frontend Developer

$ 3,200 /month

Part Time: $ 1,950/month

10 yrs exp

Full-Stack Developer specialized in Frontend with 8+ years of experience building mobile and web applications. Systems Analyst with solid experience with Backend API and Databases. Proven background leading frontend initiatives, optimizing business workflows, and collaborating with cross-functional teams in agile environments.

Skills

  • Agile
  • AngularJS
  • ASP.NET
  • CI/CD
  • CSS
  • CSS3
  • Front-End Development
  • GitHub
  • HTML
  • HTML5
  • JavaScript
  • Microsoft SQL Server
  • MongoDB
  • MySQL
  • Node.js
  • PHP
  • React
  • Redux
  • RxJS
  • Sales Management
  • Scrum
  • Stress Management
  • Systems Analysis
  • Typescript
  • JavaScript ES6
  • Angular
  • Angular Material UI
  • App Developer
  • BI Developer
  • Bitbucket
  • BOT Developer
  • C#
  • c# Developer
  • Case Management
  • Content Developer
  • Data Management
  • Figma
  • Front End
  • Front End Developer
  • Full Stack Developer
  • GitLab
  • Ionic
  • iOS Developer
  • NGRX
  • PhoneGap
  • ReactJS
  • SQL Database
  • Staff Management
  • Stock Management
  • Systems Analyst
  • Tailwind
  • HTML/CSS
  • Frontend Development
  • Mobile App Development
  • CICD
  • Process Optimization
  • Agile Methodologies (Scrum, Jira)
  • Frontend Development (Angular, React)
  • IT Systems Analysis
  • state managemnt
  • HTML/CSS/Javascript
  • Express
  • Power Systems Analysis
  • Plant Management
  • Copilot
  • Cross functional Collaboration
  • Sales Managment
  • System Management
  • Cross-functional Team Coordination
  • Cross-Functional Collaboaration
  • Cross-Cultural Collaboration
  • 10. Remote Collaboration (Slack, Zoom, Trello)
  • cursor
  • HTML5, CSS3, jQuery, Bootstrap, responsive & mobile-first design, AJAX, DOM manipulation.
  • Cross-Functional Collaboration & Oversight
  • Angular+17
  • Express.js
  • REST APIs
  • MSQL
  • Develper
  • Hands-on Technical Leadership
  • Technical Support Leadership
  • CursorAI
  • Git Hub
  • AWS S3
  • Tailwind CSS
  • Technical Leadership
  • Typescirpt
  • API Architecture
  • Cross‑functional Collaboration
  • Strategy Management
  • waste management
  • Agile/Scrum, Solid Principles, Object Oriented Programming, Reactive Programming
  • ASP.NET Core / .NET
  • Angular Material
  • Micro Frontend
  • Web Sockets
  • Git

System Analyst and Frontend Developer

Guatemala Express
October 2025 - January 2026

Led the development of a remittance management platform for beneficiary tracking, reporting, document management, and operational control processes. Designed frontend workflows and database structures to centralize administrative and financial information. Developed reporting and control modules that improved operational traceability and reduced manual administrative tasks.

Frontend Developer

Xrossover Sports
November 2024 - February 2025

Designed and developed a commercial website including informational pages, blog functionality, and e-commerce features. Implemented responsive UI components and optimized user experience across desktop and mobile devices. Collaborated with stakeholders to align branding, content structure, and technical implementation goals.

Senior Full-Stack Developer

BairesDev
May 2023 - present

Developed and maintained multiple internal enterprise platforms focused on operational workflows, analytics, employee management, and business process automation. Specialized in frontend architecture using Angular and backend development using C# and SQL Server within agile teams. Collaborated with product owners, designers, and engineering teams to deliver scalable and maintainable business applications. Contributed to R&D initiatives by evaluating technical solutions, improving internal tooling, and supporting fast product iterations. Implemented reusable frontend components, state management patterns, reporting dashboards, and data visualization modules.

Project Lead - System Analyst and Frontend Developer

Grupo Laurel
February 2023 - October 2023

Developed an online loan management platform for microcredit operations, payment distribution, and interest tracking. Designed administrative modules for customer management, financial reporting, and operational monitoring. Improved internal workflow organization by centralizing client and payment information into a unified system.

Project Lead - System Analyst and Frontend Developer

Instituto de Estudios Avanzados
April 2020 - February 2022

Developed a comprehensive administrative platform including accounting, payroll, inventory, invoicing, and budgeting modules. Designed business workflows and database structures to support institutional administrative operations. Implemented reporting and financial control features to improve operational visibility and process efficiency.

Project Lead - System Analyst and Frontend Developer

Camas American
October 2019 - February 2020

Built a material requirements planning (MRP) system focused on production control, inventory, purchasing, and sales operations. Developed operational modules that supported manufacturing workflow management and business reporting.

Systems Analyst and Frontend Developer

Dottcode
January 2018 - June 2023

Analyzed, designed, and developed custom business systems for international clients across multiple industries. Built scalable web and mobile applications and database architectures using Angular, PHP, SQL Server, and Ionic Framework. Designed relational database models and implemented administrative platforms tailored to client operational workflows. Collaborated directly with stakeholders to gather requirements, define technical solutions, and improve software usability.

Senior Frontend Engineer

Delta Tracking
December 2016 - June 2023

Led frontend development initiatives for GPS tracking platforms used for monitoring, reporting, and operational management. Supervised frontend development workflows and collaborated with multidisciplinary teams to deliver web and mobile solutions. Developed Angular and Ionic applications for Android and iOS, including deployment and maintenance across mobile app stores. Contributed to UI standardization, application architecture improvements, and frontend performance optimization efforts. Supported technical decision-making processes and mentoring activities within the frontend development team.

Smart Scores

Communication
90
Role Fit
95
Adaptability
85
Problem-solving
90

Smart Skills

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