Results-driven Senior Python Developer with 8+ years of experience building scalable backend systems, automation tools, and data-driven applications. Skilled in Python frameworks including Django, FastAPI, Flask, and SQLAlchemy, with strong SQL and system design expertise.

Thomas Ayyub

Results-driven Senior Python Developer with 8+ years of experience building scalable backend systems, automation tools, and data-driven applications. Skilled in Python frameworks including Django, FastAPI, Flask, and SQLAlchemy, with strong SQL and system design expertise.

Available to hire

Results-driven Senior Python Developer with 8+ years of experience building scalable backend systems, automation tools, and data-driven applications. Skilled in Python frameworks including Django, FastAPI, Flask, and SQLAlchemy, with strong SQL and system design expertise.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Work Experience

Senior Full Stack Engineer at Logic League
January 1, 2023 - Present
Hired through a third-party consulting partner to design and deliver scalable backend systems and enterprise-grade automation. Architected large-scale backend systems using Python, Django, and FastAPI serving 5M+ daily requests with 99.9% uptime across distributed microservices. Led a team of 7 developers to redesign core API infrastructure, reducing average response time by 58% using async programming, Redis caching, and query optimization. Built automated testing frameworks with Pytest achieving 92% code coverage and reducing production bugs by 68%. Developed high-performance data processing pipelines (Pandas/NumPy) for ETL workflows processing 10+ TB monthly. Implemented CI/CD with GitHub Actions and Docker, reducing deployment time from 3 hours to under 20 minutes. Spearheaded migration from a monolithic Django app to microservices, reducing release cycle time by 55% and improving deployment velocity.
Full Stack Engineer at Sparkbox
January 1, 2021 - January 1, 2023
Developed and maintained RESTful APIs using Flask and SQLAlchemy to support tax computation workflows processing millions of financial records per cycle. Automated data extraction and transformation using Python scripts and Celery, reducing manual processing time by over 70%. Designed PostgreSQL schemas and optimized ORM queries, improving data retrieval performance by 45% across reporting modules. Built internal admin dashboards using Django Admin with role-based access controls for secure management of sensitive taxpayer data. Created automated data reconciliation pipelines using Python, reducing financial reporting errors by 60% and cutting manual validation time in half.
Software Engineer at Tendom
January 1, 2019 - January 1, 2021
Engineered core backend modules in Django including user authentication, session management, and dynamic form handling, contributing to a 30% improvement in platform reliability across key user workflows. Built Python automation scripts that eliminated repetitive data migration tasks, saving 15+ hours of manual effort per week and accelerating release cycles. Led migration of a legacy Python 2 codebase to Python 3 across 30+ core modules, resolving compatibility issues and modernizing the stack to support future feature development. Collaborated in Agile sprints across three major product releases, delivering assigned features on time while maintaining code quality through peer review.

Education

Professional Training in Python Development, Software Engineering & Backend Systems at Udemy
January 11, 2030 - July 23, 2026
Professional Training in Python Development, Software Engineering & Backend Systems at Coursera
January 11, 2030 - July 23, 2026
Professional Training at Udemy
January 11, 2030 - July 23, 2026
Professional Training at Coursera
January 11, 2030 - July 23, 2026

Qualifications

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Industry Experience

Financial Services, Software & Internet, Retail, Professional Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more