David Gutierrez

About

Goal-oriented application developer with a strong commitment to collaboration and problem solving. Backend development expert with more than 7 years of experience in the area, motivated to learn new languages and solve challenge, strong knowledge in Java, PHP, Python and javascript

Experience

Korjuu

May 2020 – Present

Helsinki, Finland

Backend Developer

- Frontend duties to improve the certain features at the korjuu.com-website, additional fixes and upgrades - Stress-testing the platform, improving backend and security, so that the service would operate optimally - Good code documentation of the work progress and participation in team-wide communication required - Blockchain and crypto development including atbminimum necessary API integrations and basic features - API integrations related to logistics (logistic providers, home delivery, others), to be later integrated with blockchain - Handling of the main technological stack, which includes Laravel, PHP, Bootstrap, JavaScript, NodeJS, Ubuntu, typical cloud instance software, Cl tools such as Jenkins, apps such as Stripe, Discord, Telegram

IBM

Aug 2016 – Dec 2019

Bogota, Colombia

Backend Developer

- Maintain and improve the performance of existing java applications. - Clearly and regularly communicate with management and technical support co-workers. - Update and improve software database. - Test and maintain software products to ensure strong functionality and optimization - Recommend improvements to existing java applications as necessary

Loggro

Nov 2014 – Jul 2016

Bogota, Colombia

POS System Developer

- Researched, tested and implemented various client feature requests to deliver internal content management systems and content delivery applications. - Developed back-end components to connect applications with web services. - Performed troubleshooting of technical issues within production environment. - Conducted unit testing to deliver optimal browser functionality. - Reviewed code to validate structures, assess security and verify browser, device and operating system compatibility.

Education

Tecnologica Industrial Colombiana (TEINCO)

Feb 2014 – Nov 2019

Mechatronic Engineer, Mechatronics, Robotics, And Automation Engineering

Skills

Languages