![JA](https://d2abrqas732254.cloudfront.net/images/specialists/5ebc3166f073aaa1313d77e6851b3adb9801a68f.png)
English:
Upper Intermediate
Jefferson A.
Vetted by YouTeam
Colombia
UTC -05:00
America/Bogota
English:
Upper Intermediate
Software developer with over 12+ years of experience.
Software developer with over 12+ years of experience, 10+ of them remotely. Building confidence between owners and investors and the development team by delivering before deadlines, increasing satisfaction with the project by a 20%. Seeking to use my expertise and passions to be a strong asset for your company.
Want to hire this engineer?
Check if Jefferson is availableExpertise
Years of commercial development experience
12 years of experience
Core technologies
Other technologies
Project Highlights
Cbinsights main site
Mar `22 - Present
2 years
CB INSIGHTS
Business analytics platform and global database that provides market intelligence on private companies and investor activities.
Responsibilities & achievements
• Continuously contribute to sprint planning, standups, retros and code review. • Implementing new features for backend and frontend using microservices. • Always delivered quality code, maintainable, tested and well documented on time. • Working collaboratively with other team members to remediate issues on frontend and backend. • Hosting internal events and participated in demos for stakeholders Techs: Typescript, Javascript, ReactJS, Golang (Go), Python, MySQL, Docker, Unittesting, Git
Powerflex
Oct `21 - Mar `22
5 months
Sophilabs
A software design and development agency that helps companies build products by delivering top quality software through agile and perfectionist teams.
Responsibilities & achievements
• Working collaboratively with other team members to remediate issues on frontend and backend. • Expanding the features on the frontend and backend using microservices, while delivering quality, maintainable, and documented code. • Contributing to sprint planning, code review and pair programming. • Using scrum methodology to increase communication with teammates and stakeholders. • Mentoring junior developers. Techs: Typescript, Javascript, ReactJS, Python, Flask, PosgreSQL, Docker, Unittesting, Git
Gestor Agricola
Jul `20 - May `21
10 months
T-AGRO
Software for managing crops in their whole life, since buying the seeds until harvesting.
Responsibilities & achievements
Responsibilities: • Leading the development team (frontend and API) to create from scratch the website GestorAgricola. • Delivery tested, commented code always 100% on-time. • Solving 100% doubts that owners and investors may have. • Using Scrum methodology to increase communication with the owners and investors, improving performance to 5% Techs: Javascript, ReactJS, Python, Django, PosgreSQL, Docker, Kubernetes, Unittesting, Git
Cyobs
Mar `19 - Mar `20
1 year
Dreamlab
Unlike other scanning solutions, CyObs delivers a real-time attack surface picture, enabling fast decision-making, no matter the size of your cyberspace.
Responsibilities & achievements
• Collaboratively work with experts in cyber-security and gather fundamental information in a short period of time. • Expanding Cyobs tool capabilities, updating it and increasing client satisfaction and exceeding their expectations. • Successfully keep track of code (Gitlab) and document it (Jira), making the team performances increase by 25%. • Contributing to a remote team, located on 2 different continents. Techs: Python, Unittesting, Git
IME
Jul `18 - Jul `18
IME
Platform for online education with over 22000 students.
Responsibilities & achievements
• Finding problems with password storing, affecting over 20,000 people, besides solving those problems offering a secure solution for those people Techs: PHP, MySQL, Git
LCC Model
Feb `18 - Apr `18
2 months
ADWDEVELOPMENTS
Web application to manage building construction costs
Responsibilities & achievements
• Delivery tested, commented code always 100% on-time. • Helping the team improves its performance by 75% and leads to client satisfaction. • Suggesting 5 changes to database and implementing then increasing quality of database. • Contributing to a remote team of 5 people, located on 4 different continents. Techs: Javascript, PHP, Codeigner, MySQL, Git
Several project
Oct `13 - Feb `18
4 years
CYBERADVANCE
Software development agency
Responsibilities & achievements
• Collect information from the different experts to expand the potential of the different websites. • Improving the website’s speed between 25% and 40%. • Redesigning all the frontend from 1 site to make it responsive web design and user friendly, increasing satisfaction and client retention in 20%. • Creating scripts to help co-workers format and helping with the management of usually 200.000+ records. • Planning and implementing measures to expand databases for 3 applications in production without affecting the clients and keeping the integrity of data. • Contributing to a remote team located in 3 different continents. Techs: Javascript, PHP, Python, Ruby, Rails, MySQL, PosgreSQL, Redis, Git, Unittesting, MariaDB, Node.JS
LCC Model
Oct `12 - Apr `17
5 years
ADWDEVELOPMENTS
Web application to manage building construction costs
Responsibilities & achievements
• Expanding the features of LCCModel by 40%. • Solving and documenting problems encountered mainly on the front-end side. • Improving and deploying to production 2 sites. • Contributing to a remote team located on 2 different continents. Techs: Javascript, PHP, Codeigner, MySQL, Git
Agency
50-100
GMT-3
Montevideo/Uruguay
Core Expertise
Industries
Logistics & Transportation, E-Commerce & Retail, Banking & Finance, Construction & Real estate, Healthcare & Medicine, Automotive, Branding, design, web development, ERP
Want to hire this engineer?
Check if Jefferson is available