Javier O.

About Me

Javier is an experienced Software Engineer with strong technical competencies in Python and PHP; producing and implementing functional software, web and API solutions through a fast-paced, highly engaged and collaborative work ethic that takes advantage of the latest technologies for the implementation and deployment of clean readable code - supporting and streamlining best practices on projects for clients.

Frontend

Backend

Database

DevOps

Workflow

Other

Work history

UpStack
UpStack
Senior Software Engineer
2018 - Present (7 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participate in scrums consisting of cross-functional teams, both software and hardware.

  • Ensure that features are being delivered efficiently and on-time.

Reciprocity Inc
Reciprocity Inc
Software Engineer
2019 - Present (6 years)
  • Provided expertise for technology evaluations; coding on new and existing software solutions on Reciprocity's information security platform.

  • Investigated errors in software programs, suggested and introduced modifications and rewrote programming codes to meet Reciprocity's specifications and requirements.

  • Adhered to Reciprocity's laid down processes and industry standards in the delivery of solutions on its platform.

Monotype
Monotype
Engineer Team Lead
2016 - 2019 (3 years)
Cordoba, Argentina
  • Designed and built clean, reusable components for Monotype's authentication and authorization systems.

  • Followed Monotype's SDLC processes and industry best practices for the design and development of new REST APIs with PHP/Python.

  • Improved, optimized, troubleshot, and maintained backend solutions; working cross-functionally on new features and projects.

Exotic Objects
Exotic Objects
Python Backend Engineer
2016 - 2017 (1 year)
Remote
  • Produced high level and detailed REST API solutions using Python's Django framework on the project.

  • Created well-structured, scalable, clean, modular, and testable frontend code solutions using React/Node.js.

  • Assisted with development and architecture processes; designing and implementing microservices and maintained reusable components and libraries on the solution.

Toptal
Toptal
Software Developer
2015 - Present (10 years)
Remote
  • Work with various business clients on projects; understanding their needs and developing high-level customizations or tools for implementation.

  • Act as a subject-matter expert on more developer domain-oriented software issues on projects; maintaining development processes for architecture design and end-user testing.

  • Stay current on software development tools and technological trends; working in a collaborative environment on projects.

Olapic Inc.
Olapic Inc.
Backend Engineer
2015 - 2019 (4 years)
Cordoba, Argentina (Remote)
  • Owned the design and development of solutions for new REST APIs using PHP and created tools to test performance with Python.

  • Replaced the enterprise framework on Olapic's visual marketing platform with new algorithms; applying modern design patterns and a microframework infrastructure on the solution.

  • Wrote unit tests using PHPUnit and created integration tests using the Behat BDD framework for product-facing features on the platform with stringent correctness and scalability.

314
314
Full Stack Developer
2014 - 2015 (1 year)
Dublin, Ireland (Remote)
  • Developed and implemented WordPress as a CMS solution for a web page project; using HTML5 and CSS3 for the UI from a Photoshop design on the project.

  • Prepared and produced DOM tasks on the solution using JavaScript and jQuery and PHP for user inputs on the CMS.

  • Followed industry best practices in the development, testing and maintenance of custom client software solutions.

ClariPhy Communications Inc. (Acquired by Inphi)
ClariPhy Communications Inc. (Acquired by Inphi)
Systems Engineer
2010 - 2015 (5 years)
Cordoba, Argentina (Remote)
  • Provided expertise for the development and testing of communications algorithms in C++ on Clariphy's data and telecom networking solution.

  • Drove new processes for the engineering of a real-time simulator of the Rx of the main chip on CUDA C and developed chip units on Verilog.

  • Wrote and developed a framework to test the enterprise simulator on the solution; with a feature to build documents and graphics from results.

Centro de Investigaciones Aplicadas de la Fuerza Aerea Argentina
Centro de Investigaciones Aplicadas de la Fuerza Aerea Argentina
Engineer (Intern)
2009 - 2010 (1 year)
Cordoba, Argentina
  • Designed, developed and tested the electronic control of a trajectography radar Vitro 778C with a PIC microcontroller.

  • Developed and tested the GUI to communicate with the radar in Java and replaced the radar's main computer with an ARM microcontroller.

  • Wrote and developed the electronic design of the boards used for the PIC microcontrollers and performed real-time testing of the radar antenna's pedestal movements.

Showcase

Full Stack Engineer - Inphi
Full Stack Engineer - Inphi
  • Simulated a 200Gb/s optic chip for communication over continents.

  • Developed a real-time digital processor of optical signals.

  • Secured 10 new clients after presenting at the OFC 2013.

Backend Technical Lead / Lead Developer - Olapic
Backend Technical Lead / Lead Developer - Olapic
  • Olapic collects pictures from social media platforms (Facebook/Instagram).

  • They sell these acquired pictures to various companies.

  • The backend is built using PHP, Elasticsearch, MySQL, and Redis.

Backend Engineer -
Backend Engineer -
  • Developed REST APIs for multiple clients including L'Oreal, Disney, Halfords, Sephora, and Hyatt.

  • Successfully migrated legacy APIs to handle 1M+ requests per hour, mitigating potential data loss.

  • Increased API processing capacity by up to 10x during peak events like Black Friday.

Backend Engineer - Exotic Objects
Backend Engineer - Exotic Objects
  • Developed a Rest API for Exotic Objects' collection, supporting Christie's auctioneers.

  • The API raised GBP 200k+ for the collection, demonstrating significant success.

  • Worked as a Backend Engineer, focusing on the REST API and Admin functionalities.

Team / Technical Lead - Monotype
Team / Technical Lead - Monotype
  • Developed an authentication and authorization server for Monotype.

  • Implemented a REST API for service authentication and authorization.

  • Provided a UI for Admins to manage users, permissions, and create/update users.

Education

Education
Master of Business Administration (M.B.A.)
Universidad Nacional de Córdoba
2016 - 2018 (2 years)
Education
BSc. Computer Engineering
Universidad Nacional de Córdoba
2004 - 2010 (6 years)