ALOSIOUS DAVIS
Software Engineer
Chalakudy
Summary
Versatile and results-oriented Python Developer with over 3 years of experience in developing and optimizing scalable backend systems and 2 year of QA experience in testing complex web applications. Proven expertise in Django, PostgreSQL and REST API development, coupled with data analytics and BI dashboarding using Power BI. Adept in Agile methodologies, CI/CD pipelines, and test-driven development. Recognized for delivering efficient data pipelines, user-centric features, and clean, maintainable code. Looking to contribute Python and BI expertise in innovative, data-driven development environments.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Power BI Developer and Quality Analyst
316.ai
07.2024 - Current
- Executed over 100 manual and regression test cases for WriteCV.io, improving platform stability, and reducing post-release defects by 30%.
- Reported and tracked 50+ high-priority bugs via JIRA, leading to faster resolution cycles and higher release quality.
- Conducted UI and functional testing that ensured 100% compliance with project specifications before deployment.
- Designed and deployed 5+ interactive dashboards visualizing KPIs such as rewrite frequency, conversion rates, and AI scoring accuracy, driving a 15% improvement in feature adoption.
- Integrated PostgreSQL and CSV-based data sources with Power BI for real-time analytics, reducing reporting turnaround from 2 days to under 2 hours.
- Collaborated with the product team to translate analytics insights into actionable product enhancements, improving AI match accuracy by 10%.
- Worked in an agile environment, participating in sprint planning, and daily stand-ups.
Engineer – Data Engineering
Dbiz.ai
01.2024 - 06.2024
- Collaborated with the Data team to design and implement a Python & Django-based data extraction tool, reducing manual retrieval time and improving operational efficiency by 90%.
- Optimized data retrieval pipelines to handle large datasets, improving processing speed by ~50% compared to earlier methods.
- Completed in-house training in Python programming and Django Framework, applying learned skills directly to live project development.
Software Developer (Contract Associate) – Python
Nielsen
08.2021 - 12.2023
- Engineered end-to-end data pipelines in Python, automating daily reporting via ETL workflows, integrating Amazon S3, achieving 95% data accuracy and saving 3+ hours of manual effort per day—recognized with a Spot Award for performance excellence.
- Developed and deployed Amazon S3 file movement and file comparison jobs using Python, ensuring 100% successful data synchronization across systems.
- Utilized SQL for in-depth data analysis, uncovering insights that guided the UI development team and improved database efficiency, contributing to a ~20% improvement in query performance.
- Led setup of version control and CI/CD pipelines using GitLab and Jenkins, reducing deployment times by 40% and improving release stability.
- Deployed applications in Docker and Kubernetes environments, streamlining team workflows and enhancing scalability.
- Developed Python scripts to support machine learning integration within existing systems, enabling automated insight generation for stakeholders.
- Contributed to unit testing, achieving 100% coverage on critical modules and ensuring long-term system maintainability.
Quality Analyst
Codiac Technologies Pvt.Ltd
05.2020 - 08.2021
- Performed manual testing for e-commerce websites and mobile apps, identifying 95+ functional and UI defects before release.
- Created and executed detailed test cases and test plans, ensuring 100% feature coverage and reducing production defects by 25%.
- Verified payment gateway integrations and shopping cart functionalities, ensuring 100% transaction success during test cycles.
- Conducted cross-browser and cross-device responsiveness testing, improving mobile and desktop user experience scores by 15%.
- Performed functional, UI/UX, and regression testing, ensuring bug-free releases and improved customer satisfaction ratings post-launch.
Education
Bachelor of Technology - Computer Science
Sahrdaya College of Engineering And Technology
Kodakara, India 04.2001 -
Higher Secondary - Computer Science
Carmel Higher Secondary School, Chalakudy
Thrissur, India03.2014
Skills
Python Programming Language
Awards
Data Engineering Excellence, Successfully developed a data extraction tool that improved data retrieval processes efficiency by 90% and automated daily report generation pipelines, saving 3 hours daily.
Certification
AI Dashboards using Microsoft Power BI - Skill Nation
Timeline
Power BI Developer and Quality Analyst
316.ai
07.2024 - Current
Engineer – Data Engineering
Dbiz.ai
01.2024 - 06.2024
Software Developer (Contract Associate) – Python
Nielsen
08.2021 - 12.2023
Quality Analyst
Codiac Technologies Pvt.Ltd
05.2020 - 08.2021
Bachelor of Technology - Computer Science
Sahrdaya College of Engineering And Technology
04.2001 -
Higher Secondary - Computer Science
Carmel Higher Secondary School, Chalakudy
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