Eduardo Rafael Hernández Arenas
FULLSTACK DEVELOPER & DBA SPECIALIST
Valencia
Summary
Experienced with developing and executing technology strategies that align with business objectives. Utilizes deep knowledge of software engineering, IT infrastructure, and cybersecurity to drive innovation and efficiency. Track record of building and leading high-performance teams to achieve strategic goals and deliver impactful results.
Professional technology leader with comprehensive expertise in software development, IT infrastructure, and strategic planning. Adept at driving innovation, managing large-scale projects, and fostering collaborative environments that deliver impactful results. Strong focus on aligning technological initiatives with business goals, ensuring flexibility and reliability in meeting evolving needs. Skilled in leadership, cybersecurity, cloud computing, and team management.
Technology professional with robust background in driving technological advancements and business transformations. Recognized for leading high-impact projects that align with organizational goals and enhance overall performance. Known for fostering strong team collaboration and adaptability to changing business needs while leveraging expertise in software development and IT infrastructure management.
Overview
24
24
years of professional experience
3
3
years of post-secondary education
1
1
Certification
Work History
Integration Leader
Retrypay
Guadalajara
04.2023 - Current
- Spearheaded the harmonization of disparate data sources during mergers, enabling accurate reporting and decision-making across business units.
- Championed change management initiatives to support smooth transitions during major integration efforts, minimizing disruptions to daily operations.
- Developed comprehensive training programs to improve employee proficiency in software platforms and tools required for efficient integration projects.
- Managed cross-functional teams to ensure timely delivery of complex integration projects while maintaining high-quality standards.
- Tech Lead & Fullstack Developer | Payment Platform Development.
- Leading the backend and frontend architecture of a PCI-DSS 4.0 certified payment processing platform.
- Integrated multiple payment processors: Fiserv, Unlimit, Stripe, PayPal, Mercado Pago, Openpay, Nuvei, Mastercard, Visa, Discovery.
- Managing a remote-first international integrations team.
- Tech stack: PHP, Laravel 11, Typescript, Svelte, AWS (CloudFront, S3, CodeCommit, CloudWatch, Lambda, DynamoDB).
- Collaborated with stakeholders to define clear objectives and expectations for each integration effort, ensuring alignment with overall business goals.
- Conducted thorough evaluations of potential acquisition targets, providing valuable insight into their compatibility with existing systems and processes.
Chief Technology and Operations Officer
WaveGroup
Guadalajara
01.2020 - 04.2023
- Technology and software development for all the companies of the Holding.
- Developing web systems, managing the software development team, making the analysis of implementations and requirements for the projects.
- Responsible for the technology area, managing the development of the backend in NodeJS, PostgreSQL and the frontend in VUE and GraphQL.
- Managing and deploying projects in the AWS cloud using Terraform, Cognito, Serverless, Docker, Etc.
- Managed vendor relationships for hardware, software, and services procurement, ensuring quality products at competitive prices.
- Collaborated with other departments to help meet IT needs and properly integrate and secure systems.
- Coordinated IT operations activities to deliver smooth flow of daily business needs.
- Communicated with executive team and CEO to maximize development efficiencies and resolve technology issues.
Co-Founder & CTO
Jabity
Guadalajara
01.2016 - 03.2021
- IT Department Leader, coordinates the deployment of development teams and production servers.
- Deployment of servers with MongoDB (WiredTiger, InMemory) and consulting to improve the performance of products with MongoDB or MySQL (MariaDB).
- Cluster Deployment with MongoDB and MariaDB Galera Cluster.
- Tuning and security on Linux servers (Ubuntu, Centos, RedHat).
- Developed strong partnerships with other businesses to allow for collaboration and more significant opportunities for growth.
- Established a successful business by identifying market needs and developing innovative solutions.
- Implemented efficient operational processes to optimize productivity and resource allocation.
- Created organization's mission and vision statements for use by employees.
- Delivered exceptional customer service by addressing client concerns promptly and effectively resolving issues.
Software Development Manager
Ciosa Autopartes
Guadalajara
01.2018 - 01.2020
- Championed a culture of innovation within the development team by encouraging experimentation with new technologies or approaches to problemsolving.
- Implemented robust documentation practices that facilitated knowledge sharing within the development team and improved overall productivity.
- Supervised team duties related to decision support and business intelligence for business users.
- Led team of 19 developers in analysis and rebuild of software from conception through implementation.
- Presented project updates during executive meetings to maintain transparency around progress towards key objectives while addressing any concerns raised by leadership stakeholders.
- Managed software development reporting for corporate reporting and business intelligence efforts.
Senior Software Engineer
Ciosa Autopartes
01.2016 - 12.2016
- Managed cloud infrastructure and web application development.
- Implement new solutions based on MongoDB.
Software Engineering Manager
Marketing Digital Casasyterrenos S.A. De C.V.
01.2011 - 01.2016
- Designed and Developed user-friendly website using PHP5 and MariaDB.
- Designed and Implemented stored procedures to restructure database, views and triggers in MariaBD, data replication from Mariadb to MongoDB and Apache Cassandra.
- Improved process by implementing object-oriented programming on the portals www.casasyterrenos.com and www.casasyterrenospro.com.
- Enhanced software functionality by identifying and resolving complex technical issues.
- Mentored junior developers, fostering professional growth and enhancing team productivity.
- Developed scalable applications using agile methodologies for timely project delivery.
- Managed multiple projects simultaneously while maintaining strict deadlines and high-quality standards.
- Managed budgeting and resource allocation for software development projects, ensuring optimal use of resources and timely delivery of milestones.
- Led a team of engineers to deliver high-quality software solutions in a timely manner, ensuring customer satisfaction and business growth.
- Provided regular feedback to both junior engineers and senior leadership on individual performance metrics and observations.
- Championed best practices in software architecture, code quality, and testing within the engineering organization to maintain high standards of excellence.
- Optimized application performance through rigorous profiling, benchmarking, and refactoring of critical code components.
Analyst / Software Developer
Amplus Sistemas C.A.
01.2008 - 01.2010
- Development of web applications based on PHP POO, MySQL and Oracle.
- Transferring system from paysheet and HR made in Oracle to a web environment in PHP POO for Government companies.
Software Analyst III - Developer
Instituto Autónomo de Vialidad
01.2003 - 01.2008
- Development of web applications in ASP, PHP with MySQL and SQLServer, Reporting in Oracle Reports Builder.
- Modification of screens in system realized in Oracle Developer Suite.
- Tested and deployed scalable and highly available software products.
- Optimized application functionality through rigorous testing and debugging practices.
- Streamlined processes for increased productivity through thorough system analysis and optimization.
- Collaborated with cross-functional teams to develop high-quality software products within tight deadlines.
- Oracle PL/SQL.
IT Tech Support
Instituto Autónomo de Vialidad
01.2001 - 01.2003
- User Support, Hardware Support, Database Backup Verification Manager in Oracle 9i, SQLServer 2000 and MySQL.
- Self-motivated, with a strong sense of personal responsibility.
- Excellent communication skills, both verbal and written.
- Proven ability to learn quickly and adapt to new situations.
- Skilled at working independently and collaboratively in a team environment.
- Passionate about learning and committed to continual improvement.
Education
College Degree - Computer Science
COLEGIO UNIVERSITARIO DE ADMINISTRACIÓN Y MERCADEO - CUAM
01.1998 - 01.2001
Machine learning and data science with scikit-learn y pyspark - undefined
Udemy.com
Automatic Learning - undefined
Coursera
Python for Data Science - undefined
Datacamp
M101JS: MongoDB for Node.Js Developers - undefined
MongoDB University
M102: MongoDB for DBAs - undefined
MongoDB University
Advanced Node.js Development - undefined
Udemy.com
Mastering Javascript Design Patterns: Building Better Apps - undefined
Udemy.com
Learn and Understand AngularJS - undefined
Udemy.com
Javascript: Understanding the weird parts - undefined
Udemy.com
Skills
UNIX
Linux
Centos 6-7
Ubuntu 1604
Mac OS X
Vagrant
VirtualBox
Homestead
Docker
SVN
Git
Github
Bitbucket
JIRA
Trello
Scrum
HTML5
CC3
Bootstrap
Less
Grunt
Apache
Nginx
PHP
jQuery
SQL
PL-SQL
Node JS
undefinedPersonal Information
- Date of Birth: 05/16/76
- Nationality: Mexican
Web Projects
- AVANTE Grupo Empresarial, https://avantegrupoempresarial.com/, A high level intelligent Networking company., 2017, PHP7 + MongoDB
- Trakcion, http://trakcion.com/, A health system for employees to improve their performance., 2017, PHP 7 & MongoDB
- Arkredi, http://arkredi.mx, A very important real estate agency in the state of Jalisco Mexico., 2017, PHP 7 & MongoDB
- Ciosa Autoparts, http://ciosa.com, A company that sells auto parts throughout Mexico and Colombia., 2016, PHP7 + JWT + MongoDB
- Goesgo, https://goesgo.com, A wholesaler of travel agencies., 2016, PHP 7 & MongoDB
- SERVIDORCAIDO, www.servidorcaido.com, Portal for monitoring and uptimes of online services., 2014
- MENSAJEALO, www.mensajealo.com, Portal for mass mailing of text messages (SMS) to cell phones., 2014
Certification
Desarrollo Seguro Orientado a PCI DSS
Hobbies
Going out to the countryside or mountains, spending several days in nature. Practice hiking or hikking.
Timeline
Desarrollo Seguro Orientado a PCI DSS
01-2024
Integration Leader
Retrypay
04.2023 - Current
Chief Technology and Operations Officer
WaveGroup
01.2020 - 04.2023
Software Development Manager
Ciosa Autopartes
01.2018 - 01.2020
Co-Founder & CTO
Jabity
01.2016 - 03.2021
Senior Software Engineer
Ciosa Autopartes
01.2016 - 12.2016
Software Engineering Manager
Marketing Digital Casasyterrenos S.A. De C.V.
01.2011 - 01.2016
Analyst / Software Developer
Amplus Sistemas C.A.
01.2008 - 01.2010
Software Analyst III - Developer
Instituto Autónomo de Vialidad
01.2003 - 01.2008
IT Tech Support
Instituto Autónomo de Vialidad
01.2001 - 01.2003
College Degree - Computer Science
COLEGIO UNIVERSITARIO DE ADMINISTRACIÓN Y MERCADEO - CUAM
01.1998 - 01.2001
Machine learning and data science with scikit-learn y pyspark - undefined
Udemy.com
Automatic Learning - undefined
Coursera
Python for Data Science - undefined
Datacamp
M101JS: MongoDB for Node.Js Developers - undefined
MongoDB University
M102: MongoDB for DBAs - undefined
MongoDB University
Advanced Node.js Development - undefined
Udemy.com
Mastering Javascript Design Patterns: Building Better Apps - undefined
Udemy.com
Learn and Understand AngularJS - undefined
Udemy.com
Javascript: Understanding the weird parts - undefined
Udemy.com
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