I’m a seasoned developer trying to shift my career towards data science/engineering.
Juan Cantor
@juancantor12
Versatile software engineer blending deep tech skill with hands-on, real-world problem solving.
What I'm looking for
Multidisciplinary software engineer with 10+ years of experience building scalable, high-impact systems across public and private sectors. From backend to frontend, cloud to data, teaching to architecture, I bring curiosity, resilience, and a self-taught maker’s mindset—bridging practical knowledge with strong technical execution.
Experience
Work history, roles, and key accomplishments
Instructor
Servicio Nacional De Aprendizaje SENA
Oct 2024 - Dec 2024 (2 months)
Instructed technical programs in Computer Networks, IoT, and Software Development for students completing their professional degrees. Delivered hands-on training in Python, JavaScript, SQL, and network installations using Cisco Packet Tracer and real hardware. Contributed to curriculum design and revisions to align with current industry needs.
Developed serverless apps with AWS Lambda, API Gateway, and CloudFormation, automating client onboarding. Built a full-stack platform with Python, Google OAuth, and multi-database integration. Led AWS infrastructure improvements for cost and security, implemented CI/CD pipelines, and optimized image workflows for AI models. Supported AWS migration and mitigated ECS/ALB latency problems.
Teacher Assistant
Correlation One
May 2021 - Dec 2022 (1 year 7 months)
Mentored student teams in the DS4A program on real-world data science projects for public and private institutions. Provided guidance on machine learning and statistical modeling, reviewed assignments. Conducted workshops, created study materials, and managed Q&A forums. Collaborated with top university professors and freelanced as a grader for Correlation One’s Amazon Career Choice program.
Full Stack Software Engineer
Perla INC.
Mar 2021 - Oct 2022 (1 year 7 months)
Led full-stack development for a serverless web platform delivering legal services to US healthcare professionals. Built APIs with Python (Flask) and React, using Terraform and GitLab CI/CD pipelines. Developed AWS-native solutions (Lambda, API Gateway, DynamoDB, Cognito, S3). Improved deployment reliability with DevSecOps practices and supported developer onboarding.
Senior Software Engineer
Dubrands S.A.S.
Feb 2021 - Jul 2021 (5 months)
Backend and infrastructure development of a SaaS e-commerce platform for Findeter, serving 2,000+ SMEs in Colombia. Designed a machine learning recommendation engine with cold-start strategies. Built scalable backend services using AWS Lambda, API Gateway, SQS, Cognito, and DynamoDB. Contributed to frontend development with Vue and integrated Google APIs.
Lead Software Engineer
LinkTIC S.A.S.
May 2017 - Dec 2020 (3 years 7 months)
Led development of national tourism data platforms for the Ministry of Commerce, enabling geospatial survey targeting with Google Maps APIs. Designed ETL pipelines using SDMX standards for large-scale government data ingestion. Architected secure financial systems for the Ministry of the Interior. Contributed to the e-commerce marketplace for the National Federation of Family Compensation Funds.
Database Manager
Universidad Central
Jul 2016 - Dec 2016 (5 months)
Managed and systematized historical research data for the Coordination of Scientific Research. Prepared datasets for national reporting to Colciencias (now Minciencias). Cleaned, transformed, and standardized data in formats like JSON and CSV. Created interactive visualizations and dashboards with D3.js for internal analysis.
PHP - Oracle Developer
Secretaría de Educación Distrital
Mar 2015 - Feb 2016 (11 months)
Led full-stack development of an internal web app for managing public school equipment requests. Selected technologies, enforced code quality, and designed user experience workflows. Developed systems using PHP (Zend Framework 2), Oracle 11g, and modern front-end tech. Collaborated with stakeholders to align features with district operational needs.
Software Engineer
Imaginamos
Dec 2013 - Apr 2014 (4 months)
Developed full-stack web applications for internal and external clients. Led rapid bug-fixing efforts in the guarantees department, resolving critical issues quickly. Participated in cross-department committees to define best practices.
Software Engineer
Soluciones 360
Oct 2012 - Aug 2013 (10 months)
Developed custom modules for Joomla, SugarCRM, VtigerCRM, and WordPress. Built a web crawler for e-commerce data analysis and market research. Provided server-side support and technical documentation for high-profile clients like Caracol Radio, Previsora de Seguros, and Subaru.
Librarian
Alcaldía de Albán Cundinamarca
Jan 2012 - Aug 2012 (7 months)
Support work for library management and inclusion workshops for seniors, early childhood and children with disabilities. The workshops were carried out both inside and outside the Library facilities.
Math and Physics teacher
Colegio Libertador
Jul 2011 - Nov 2011 (4 months)
Teacher in the areas of Mathematics, Physics, Technology and Accounting for basic and medium education (secondary education).
Education
Degrees, certifications, and relevant coursework
Udacity
Machine learning with Tensorflow Nanodegree, Artificial Intelligence
2021 - 2022
Grade: Scholarship
Activities and societies: Awarded a full scholarship funded by Bertelsmann. Focused on machine learning, deep learning, and data science using TensorFlow, PyTorch, AWS, and Pandas. Offered a part-time job to review and grade student submissions but declined due to prior commitments.
Completed a competitive, full Bertelsmann-funded scholarship program focused on machine learning, deep learning, and data science. Gained hands-on experience with TensorFlow, PyTorch, AWS, and Pandas. Offered a part-time grading job based on performance, which was declined due to prior work commitments.
Correlation One
Data Science & Machine Learning Certificate, Computer Sience
2020 - 2020
Grade: Honors
Activities and societies: Completed an intensive program led by Natesh Pillai (DGS Harvard University) on machine learning, data science, and statistics. Led a capstone NLP project analyzing sentiment from social media data for a Colombian children’s clothing brand. Graduated with honors and served as a Teaching Assistant until program funding ended in 2022.
Completed an intensive machine learning and data science program led by Natesh Pillai, with a focus on real-world data applications. Led the development of an NLP project to analyze sentiment from social media data for a children's clothing brand. Graduated with honors and was invited to be a Teaching Assistant, a role I held until the program funding ended in 2022.
Uniempresarial
Big Data certificate, Big Data
2018 - 2018
Activities and societies: Data analysis tools (Pandas, Jupyter, Anaconda) and introduction to machine learning
Completed a company-sponsored training program covering ETL processes, Jupyter, Anaconda, and Pandas for large-scale data handling and analysis.
Fundación Universitaria San Martín
Information Security Certificate, Computer Sience
2015 - 2015
Activities and societies: Completed a hardware and software information security audit for a healthcare institution as a grade option. Assessed system and device security, physical infrastructure risks, access hierarchies, and compliance with security policies.
Conducted a comprehensive security audit for a healthcare institution, evaluating system and device configurations, physical infrastructure, access hierarchies, and compliance with security policies.
Fundación Universitaria San Martín
Systems Engineer, Computer Sience
2009 - 2014
Grade: 4.5
Activities and societies: Awarded 50% scholarship for maintaining a GPA above 4.5/5.0. Ranked in the top 200 nationwide in the ECAES exit exam. Taught a semester-long programming course to 40+ peers, securing university support.
Earned a 50% scholarship with a GPA above 4.5/5.0 and ranked top 200 in the ECAES exam. Gained expertise in software development, system design, and algorithms. Led a student-driven programming course, developing curriculum and teaching professional coding practices.
Servicio Nacional de Aprendizaje
Computer Networking Technician, Computer Networking
2010 - 2010
Professional Networks Installation technical program (1 years, full time)
Servicio Nacional de Aprendizaje
Accounting Technician, Accounting
2006 - 2008
Professional Accounting technician program (2 years, full time)
Tech stack
Software and tools used professionally
Amazon API Gateway
D3.js
Amazon EC2
Amazon CloudWatch
Amazon S3
GitHub
GitLab
Amazon CloudFront
GitHub Actions
Pandas
MongoDB Compass
MySQL
PostgreSQL
MongoDB
Amazon Route 53
Node.js
Django
Zend Framework
Google Analytics
AWS CloudFormation
React
jQuery
JavaScript
Python
PHP
AWS Elastic Load Balancing ...
PyTorch
Google Maps
Amazon SQS
Flask
LoopBack
MongoDB Atlas
Amazon DynamoDB
Linux
Datadog
Google Workspace
GraphQL
Elasticsearch
AWS Lambda
Amazon RDS
TypeScript
Amazon Cognito
Amazon Web Services (AWS)
SQL
Google Ads
CakePHP
CodeIgniter
Amazon EventBridge
Availability
Location
Authorized to work in
Salary expectations
Social media
Job categories
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