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Marcelo LemaML

Marcelo Lema

Software Developer

€200/day
Buenos Aires, AR
15+ years
C#
.NET
SQL
Python
HTML5

Average response time: 12 hours

Freelancer profile translated to English.
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About Marcelo

Systems Engineer with extensive experience in the full software development lifecycle, specializing in the Microsoft ecosystem (.NET, Dynamics 365). My hybrid technical-functional profile allows me to translate complex business requirements into effective technological solutions, bridging the gap between user needs and technical execution. I have solid experience in consulting, analysis, and design of scalable architectures, agilely adapting to new challenges to ensure the delivery of strategic value.

  • Spanish

    Native or bilingual

  • English

    Conversational

Can work on-site
Buenos Aires (up to 50km)

Experience

  • PENTA CONSULTING
    Dynamics 365 Consultant
    September 2025 - Today (9 months)
    Buenos Aires, Argentina
    • ● Consulting for clients in various industries (Prepaid Medicine, Construction, Agriculture, Chemistry).
    • ● Requirements gathering, technical and functional documentation.
    • ● Implementation of Dynamics 365 CRM (Sales, Marketing, Customer Service).
    • ● Customization of CRM entities (tables, forms, views, JavaScript logic, business rules). Roles, permissions, and business units.
    • ● Development of plugins and REST APIs (.Net) for integration with external systems.
    • ● Development of flows in Power Automate and applications in Power Apps.
    .NET Microsoft Dynamics CRM external-api-integration Dynamics 365 SQL
  • PROVINCIA MICROCRÉDITOS
    Backend Developer .NET & Dynamics 365
    April 2025 - September 2025 (5 months)
    Buenos Aires, Argentina
    • ● Design and development of APIs in .NET to decouple business logic from CRM, improving maintainability.
    • ● Implementation of Azure Functions to orchestrate asynchronous and scalable workflows.
    .NET C# Python Dynamics 365
  • MERCADO LIBRE
    Software Engineer - Functional Analyst
    March 2020 - February 2025 (4 years and 11 months)
    • ● Technical and functional leadership in the Shipping area, interacting with Product and UX stakeholders.
    • ● Development of Backend services using Go (Golang) and Java to optimize logistics processes.
    • ● Creation of strategic dashboards in Looker Studio fed by complex queries in BigQuery.
    • ● Management of Learning Path initiatives using LMS and CMS tools, documenting technical specifications.
    it-project-management HTML5 GO Java Functional Analyst
Check out Marcelo's experience

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Education

  • Systems Informatics Engineer
    Universidad Abierta Interamericana
    2017
    Ingeniero en Sistemas Informáticos
  • Higher Technician in Systems Informatics
    Universidad Tecnológica Nacional
    2005
    Técnico Superior en Sistemas Informáticos
Check out Marcelo's education

Skill set

Software Architecture
Performance Optimization
Testing and Quality Assurance
External API integration
Backend Service Development
Algorithms and Data Structures
Data integration (ETL, ELT and data warehousing)
Database Management (e.g., SQL, NoSQL)
Agile Project Management
Embedded software
IT Architecture
IT Project Management

Categories