Senior Full-Stack Engineer

Rondell Blanco

Sr Full Stack Engineer

Metro Manila, Philippines +63-962******* ************@*****.*** LinkedIn: https://www.linkedin.com/in/rondell-blanco-302468347 GitHub: https://github.com/rondellb Senior Full-Stack Engineer with 10+ years of experience designing and developing high-performance web applications and backend systems. Proven expertise in creating scalable architectures, leading cross- functional teams, and delivering innovative solutions that optimize workflows and drive business success. Adept at leveraging modern frameworks like React.js, Next.js, and Python/Django to craft user-focused applications and streamline DevOps processes. Passionate about mentoring teams, driving technical excellence, and building cutting-edge solutions that align with organizational goals. Skills

Technical Skills

• Frontend Development: React.js, Next.js, Vue.js, TailwindCSS, Bootstrap

• Backend Development: Python, Django, Laravel, Node.js, Express.js

• DevOps & Tools: Docker, Jenkins, CI/CD, Linux, AWS

• Database Management: MySQL, PostgreSQL, MongoDB

• CMS Platforms: WordPress, Shopify

• Version Control: GitHub, GitLab

Soft Skills

• Effective team leadership and collaboration in Agile environments, improving delivery times by 15%.

• Strong problem-solving skills, consistently reducing server response times by up to 40%.

• Adaptable and proactive, excelling in fast-paced and dynamic projects. Work Experience

Frontend Developer at jwSoftware

September 2024 - November 2024 St. Louis, US

• Led the development of high-performing ReactJS applications, reducing load times by 30% and driving a 20% increase in user engagement through optimized design and functionality.

• Spearheaded state management improvements using Redux and Context API, cutting debugging time by 35% while streamlining workflows for complex multi-component applications.

• Designed and standardized reusable UI components, accelerating feature delivery by 25% while ensuring consistent application architecture and maintainability.

• Collaborated with backend teams to integrate RESTful and GraphQL APIs, enhancing data transfer efficiency by 40% and delivering real-time updates that elevated user satisfaction. Full-Stack Developer at RistrettoApps

May 2022 - February 2024 Texas, US

• Revamped the Owwlish LMS platform with Laravel and VueJS, driving a 20% increase in course completion rates and reducing system errors by 30%.

• Spearheaded the development of core LMS features, including user authentication, course management, and real-time collaboration tools, boosting user retention by 35%.

• Integrated external services for payment processing, email notifications, and analytics, streamlining workflows and enhancing platform capabilities.

• Designed and implemented reusable VueJS components, improving development efficiency and ensuring consistent UI across the platform.

• Developed scalable Laravel modules to enhance maintainability, reducing future development time for new features by 40%.

• Conducted code reviews and implemented best practices, mentoring 3+ junior developers and improving team productivity by 20%.

Full-Stack Developer at Stalker Portal

April 2021 - August 2022 Ottawa, Canada

• Modernized automated systems, including a Python library, reducing data processing time by 10% and achieving a 99% video classification accuracy, leading to more reliable analytics.

• Developed a Python library for web scraping, increasing data collection efficiency by 50% and saving 20+ hours weekly on manual tasks.

• Designed and implemented an automated data pipeline, streamlining workflows and improving overall system performance by 15%.

• Optimized backend scalability, enabling the system to process 30% larger datasets while maintaining minimal latency.

• Partnered with data engineering teams to integrate tools, reducing operational bottlenecks by 25% and ensuring seamless functionality.

Frontend Developer at Shoclef Co LTD

July 2020 - April 2021 California, US

• Improved ReactJS/NextJS applications with server-side rendering (SSR), cutting server response times by 40% and boosting SEO rankings by 25%.

• Designed and implemented scalable web applications with ReactJS and NextJS, enhancing overall system performance and delivering a seamless user experience.

• Enforced SSR with NextJS, achieving faster load times and improving search engine visibility, resulting in increased organic traffic.

• Developed and optimized reusable UI components, reducing development time for new features by 30% and ensuring consistent design standards.

• Integrated third-party services for payment processing, email notifications, and analytics, streamlining operations and reducing transaction errors by 15%.

• Collaborated with cross-functional teams to identify performance bottlenecks, achieving a 20% improvement in front-end response times.

Backend Developer at Action Adu

July 2018 - June 2020 Manila, Philippines

• Redesigned RESTful API architecture, increasing scalability and reducing latency by 82%, supporting high-traffic applications with enhanced real-time capabilities.

• Developed a RESTful API for seamless integration with backend services, improving user experience and operational efficiency.

• Revamped an existing API architecture, increasing scalability and cutting latency by 82%, enabling faster data processing for real-time applications.

• Streamlined database queries, reducing response times by 60% and boosting application performance for critical operations.

• Partnered with frontend teams to ensure efficient data exchange, reducing integration issues and improving deployment timelines by 20%.

Education

Nanyang Technological University

MSc in Computer Science, 2009 – 2015

• Capstone Project: Scalable Web Application Development, recognized as best in class. Developed using Python, Django, and AWS

• Relevant Coursework: Machine Learning, Cybersecurity, Advanced Software Engineering. Languages

English — Professional

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