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Robert Guzman

Passionate about learning how things work, and solving problems that challenge me to improve my skills. I have over 10 years of experience working in software development.


I've had the opportunity to work in many areas as:

  • E-Learning
  • Software security
  • FINTECH
  • Healthcare
I consider as achievements the following projects:

  1. Team Lead in charge of the design and development of a new online bank solution INMOBanking for Banco Inmobiliario
  2. Learning-content tool maintenance to E-learning platform dotLRN for UNED University (Spain). Implement feature to import .ppt and .dox files into online courses
  3. Anti-Phishing solution for early detection
  4. Project owner of mobile app keyboard focus on quick money transactions
  5. Parser Library to import reports from vulnerability scanners like Nexpose, Nessus and Qualys
  6. Digital coupons application through custom middleware for TigerOil's gas stations franchises

Current position: Software Engineer
Location:  Guatemala City, Guatemala
E-mail:  [email protected]
Phone number:  +502 4215 6635

Skills

  • C#
    • .Net Core 3.1
    • ServiceStack framework
    • OrmLite
    • LINQ
    • Funq as Inversion control
    • MVC5
    • Entity Framework code first
    • Quartz
  • JavaScript
    • Express
    • Sequelize ORM
    • Mongoose ODM
    • Jest - Backend
    • Socket.IO
    • JWT
    • Handlebars
    • TypeScript
    • Tsyringe DI container
    • Vue3

  • PHP
    • CodeIgniter  
    • Symfony
  • TCL 
    • XOTcl
    • OpenACS
    • dotLRN
  • JAVA
    • Spring boot 2/3
    • Liquibase
    • flyway
    • JUnit
  • AWS
    • IAM authentication
    • Athena queries
    • AWS API/s3/cli/boto3
    • SQS

  • Databases 
    • Relational DDL, DML, SQL 
      • SQL Server 
      • MySQL 
      • PostgreSQL 
    • NoSQL 
      • MongoDB 
      • Redis as cache service
  • Software development
    • Taking requirements
    • Requirement analysis
    • Domain-driven design
    • SOLID principles
    • SCRUM
    • CI/CD
  • Basic container knowledge

OSIGU - VIELCOM CAPITAL SA, Software Engineer fullstack, Oct 2023 ~ Current date

Description

Be part of the cloud team, help to Integrate on premise medical and insurance services with OSIGU cloud services, on favor to automating median and insurance systems.


Responsibilities

  • Following good practice
  • Angel framework
  • Developing new APIs service to link workflows
  • Help on promise teams on the architecture side
  • Documentation
  • Propose new solutions

Website: https://www.osigu.com/

Stack: Java 11/17, spring boot 2 and 3, PostgreSQL RDS, S3, Kibana, SQS, ECS, AWS SDK

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Banco Industrial - TI INCUBATOR, Backend Developer, Apr 2023 ~ Oct 2023

Description

As part of the concierge team, provide technology solutions that helps the business development by integrating the company's APIs and third-party tools. 


Responsibilities

  • Bug fixing
  • Implement experimentation workflows
  • Unit testing
  • E2E testing
  • Agile framework
  • Documentation
  • Maintenance scripting

Website: https://www.healthcare.com/

Stack: Java 11/17, spring boot 2 and 3, MariaDB, AWS SDK

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HealthCare.com - INCREMENTAL SA, Software Engineer, Feb 2022~ Feb 2023

Description

As part of the concierge team, provide technology solutions that helps the business development by integrating the company's APIs and third-party tools. 


Responsibilities

  • Solution design
  • Implement experimentation workflows
  • Unit testing
  • E2E testing
  • Agile framework
  • Documentation
  • Maintenance scripting

Website: https://www.healthcare.com/

Stack: Java 11/17, spring boot 2 and 3, MariaDB, Athena, S3, AWS SDK, NodeJS scripting 

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Devel Systems - Devel Group, Software Development Coordinator, Mar 2016 ~ Feb 2022

Description

Build tools and services that strengthen the FINTECH market. Working directly with the final client to ensure successful products. Coordinate between teams and team members.


Responsibilities

  • Client communication
  • Participate in full development life cycle if is required
  • Fill task backlogs
  • Develop REST APIs
  • Design solutions
  • Third party software integrations
  • Help the salesforce team as presale
  • Facilitating tools and internal services
  • Research for new software technologies to provide better market solutions

Website: https://develsystems.com/

Stack: C# .NET core, SQL Server, ServiceStack framework, MVC 5, Redis

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Devel Security / Devel Group, Senior Developer, Mar 2014 ~ Feb 2016

Description

Build tools for security team members' software needs, and also build security products to help the FINTECH market.


Responsibilities

  • Client communication
  • Develop tools to support the security team
  • Participate in full development life cycle for new services
  • Collaborate with team members to facilitated tools and services
  • Design consultancy
  • Secure code consultancy
  • Support clients through the prove of concept process of services
  • Develop tools to support internal organization clients
  • Train junior developers

Website: https://devel.group/

Stack: PHP, MySQL, Grocry CRUD, C# .NET 4.8, SQL Server, Jquery

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Innogrove - UCLA contractor, Web Developer, Feb 2013 ~ Mar 2014

Description

Build internal tools to enhance the basic operations of the educational entity.


Responsibilities

  • Research technologies to improve production features
  • Maintenance of student request funding management portal
  • Participate in full development life cycle for new features
  • Partner closely with team members to provide better solutions
Stack: TCL, Postgresql, OpenACS, DotLRN

TELUS, System Tech Support, Sep 2011 ~ Feb 2013

Description

Provide support to Information systems within the organization, solve client tickets for bug fixing, and Logger platforms implementation to track employee performance.


Responsibilities

  • Prepare and customize Loggers systems to track call centers agents performance
  • Implement third party systems into the organization
  • Bug fixing from internal platforms

Website: https://www.telusinternational.com/

Stack: PHP, MySQL, symfony, Drupal

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Viaro Networks, Software Analyst, Jan 2010 ~ Sep 2011

Description

Build E-Learning tools to improve the online learning experience for many educational entities around the globe, like UNED (Spain).


Responsibilities

  • Participate in full development life cycle for new features
  • Partner closely with team members to provide better solutions
  • Provide prototypes for new solutions that fill client requirements

Website: https://www.viaro.net/

Stack: TCL, Oracle, Postgresql, OpenACS, DotLRN

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Additional information

Job References

  •  Daniel Rodriguez, Physical retail stores Secops at AWS, +353 877597593
  •  Josue Cardona, Senior Developer at CTRL-UCLA, +502 41496676
  •  Jhosemar Lopez, Cloud Architect at  Caylent, +502 53697636
  •  Marvin Rivera, Sr. Professional Services Engineer at McAfee, +502 35654609
  •  Cesar Claveria, Senior Software Engineer at Corporate Central, +502 42187676

Academic Background

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