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Ronald S.

Ronald S.

Python - Software Developer

With 15 years of software development experience and 5+ years of cybersecurity experience, alongside cloud and DevOps experience, I believe I could be the candidate you have been looking for. My academic background includes a Bachelor of Computer Science, a Master of Science in Computer Security, and a Project Management Diploma. I also completed an Advanced Diploma in Software Engineering Technology, specializing in Artificial Intelligence. Through my education and professional work, I have developed strong programming skills in Python, Java, and web technologies such as React, Angular, HTML, CSS, and JavaScript. I have also worked extensively with SQL, MySQL, Postgres databases, AWS, GCP, Azure for cloud platforms, and UNIX/Linux environments. My experience with DevOps tools, CI/CD, and test-driven development (TDD), and cybersecurity best practices like OWASP, PCI, ISO has strengthened my technical acumen and problem-solving abilities. I’m dedicated to staying current with industry trends and fostering collaborative teamwork to drive results. SUMMARY OF QUALIFICATIONS: • 14 years experienced software engineering professional, skilled in full-stack development, adept at designing, developing, and deploying robust web applications, APIs, and microservices using modern frameworks and technologies. • Holds a Software Engineering Technology - Artificial Intelligence Advanced Diploma, a Master’s Degree of Computer Security and Bachelor of Computer Science Engineer. • 10+ years of progressive experience in software development using Python, Java, JavaScript, React. • 5+ years cybersecurity experience, designing secure networks with ISO, PCI-DSS standards. • Proficient in cloud environments, DevOps, and Infrastructure as Code (IaC). • Proven ability to work well independently and in a team with strong relationship-building skills. • Bilingual with fluency in English and Spanish. TECHNICAL SKILLS: • Programming Languages: Python, JavaScript, TypeScript, React, Go, NodeJS, Angular, Java/JSP/JPA/J2EE, jQuery, PHP, Terraform, Ansible, Kotlin, HTML, CSS. • Frameworks: Django, Flask, Express.js, Spring Framework (including Spring Boot, Spring MVC, Spring Data), Hibernate, JUNIT, PyTest, Jest. • Databases: MySQL, PostgreSQL, Oracle, MongoDB, Microsoft SQL Server, SQL, NoSQL, SQL • Operating Systems: Linux (Ubuntu, Centos), Windows, web servers (Apache, Nginx). • Web Services: RESTful API, GraphQL, XML, JSON, Websockets, Webpack • Virtualization and Cloud Environments: Docker, Kubernetes, GCP, AWS, Digital Ocean, Azure • Version Control & CI/CD: Git, GitLab, Bit Bucket, GitHub, Azure DevOps, Gradle, Maven, Jenkins • Security & Networking: Vulnerability Management, Penetration Testing, Ethical Hacking, Firewalls, WAF, Security Application Development, OWASP, CVE, Source Code Reviews. • Organizational Tools: JIRA, Confluence, LeanIX, Ataccama, ServiceNow, Power Automate • Reporting Tools: JasperReport, Microsoft Power BI, Splunk

🇪🇨Guayaquil, Ecuador$45/hr100% JSS5.00 (1)Since Sep 2018

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#114,426 / 412k
🇪🇨Country#174 / 636
Revenue, last 30 days
$0
Total earnings
$28k

Billed in all: $30k

World#114,426 / 412k
🇪🇨Country#174 / 636
Per project
$9.5k
Projects, last 6 months
0
World#209,857 / 412k
🇪🇨Country#364 / 636
Projects in all
3
33% fixed67% hourly
World#304,143 / 412k
🇪🇨Country#382 / 636

Earnings, last 30 days

$29.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$29.0k$29.5k$30.0k$30.5kOct 9Oct 24Nov 8

Skills