Jonas Dimaculangan

Job Platform Developer specializing in large-scale job aggregation, automation, and data pipelines.

Experienced in building high-performance portals, advanced job scrapers, and auto-apply systems.

Focused on delivering scalable, reliable solutions that handle millions of listings seamlessly.

FlowEdge Solutions — Remote

Automation Developer | 05/2024 – 07/2025

• Designed full automation ecosystems using n8n and Make.com, orchestrating workflows across Gmail, Drive, Sheets, HubSpot, and GoHighLevel to eliminate manual work.
• Built and integrated AI voice agents (Vapi, Bland AI) for autonomous lead qualification, follow-ups, and scheduling inside automation pipelines.
• Developed custom Python/JavaScript modules for advanced parsing, API integrations, and workflow extensions beyond native tool limits.
• Automated cross-platform data syncing with real-time alerts via Slack, Teams, and Telegram for operational visibility.
• Implemented reliable scheduling, logging, and audit trails using Google Sheets and Airtable.
• Delivered modular automation components, reducing manual operations by 70%+ and enabling rapid scaling.

Eleks — Remote

Senior Python Developer | 10/2021 – 05/2024

• Built and maintained a large-scale ATS system processing 35M+ jobs, aggregating data from 40+ job platforms.
• Developed high-performance Python crawlers using Playwright, Selenium, Requests, with multithreading, async, and proxy rotation.
• Created automation bots for autofill and auto-apply, handling CAPTCHA, Cloudflare, and Akamai through adaptive browser logic.
• Implemented continuous scraping pipelines with scheduling, retries, and validation for 24/7 uptime.
• Optimized MongoDB/PostgreSQL data flows, reducing query latency and duplication.
• Added backend modules for enriched, AI-optimized job descriptions and scalable async processing.

iHealth and Wellness Foundation, Inc. — Remote

Web Scraping Specialist | 02/2021 – 08/2021

• Built automated pipelines using Python, Scrapy, Playwright for structured health and product data extraction.
• Implemented anti-bot strategies: proxy rotation, CAPTCHA solving, and evasion techniques.
• Designed robust data cleaning and validation workflows for research accuracy.
• Synced processed data with Google Sheets and MongoDB for real-time analytics access.

Ducen IT — Taguig, Philippines

Junior Python Developer | 04/2019 – 12/2020

• Developed Python automation scripts for data extraction, transformation, and validation.
• Built and deployed Flask REST APIs, supporting internal dashboards and backend services.
• Applied Pandas, NumPy, scikit-learn for EDA and ML prototypes.
• Worked with Git/GitHub and Agile teams for collaborative development cycles.
• Integrated third-party APIs with strong error-handling and performance optimization.
• Assisted with cloud deployments, virtual environments, and containerized setups.

Bachelor of Science in Computer Science — University of the East, Manila, Philippines.

Gained a strong foundation in software engineering, algorithms, and systems development, supporting my career in backend engineering, automation, and AI-driven solutions.