Tanmoy Paul

Senior Technical Consultant & Engineer

Kolkata, India $15/hr Remote Full-time 18+ yrs exp 100 · Outstanding

About

Versatile Senior Technical Consultant & Engineer with over 15 years of robust experience in full-stack web development and cloud architecture, combined with a strong, specialized focus in Data Analytics and Data Science. Proven track record of managing a portfolio of international clients for over 6 years, delivering scalable backend applications and extracting actionable business insights. Professionally certified in Data Science & AI, with hands-on expertise in the Python data stack (Pandas, NumPy, Scikit-learn) and enterprise business intelligence tools (Power BI, Tableau). Expert at leveraging deep software engineering fundamentals—including query optimization across large-scale databases exceeding 600 million records —to build resilient data pipelines and drive data-informed business decisions.

Skills & Expertise (23)

Predictive Modeling Advanced

9.0/10

Years Exp

Machine Learning Advanced

9.0/10

Years Exp

Python Advanced

9.0/10

Years Exp

Exploratory data analysis Advanced

8.5/10

Years Exp

AWS Advanced

8.5/10

Years Exp

Statistical Analysis Advanced

8.5/10

Years Exp

Power BI Advanced

8.0/10

Years Exp

MySql Advanced

8.0/10

Years Exp

scikit-learn Matplotlib Seaborn NumPy Tableau Executive Dashboards Automated report generation Pandas Query Optimization Big Data Management Forecasting EC2 ELB ASG Cd pipelines

Work Experience

Senior Technical Consultant & Lead Engineer

Self-Employed

Mar 2019 - Present

Architected, deployed, and scaled high-performance software and data pipelines for international clients across e-commerce, transit, and streaming sectors. Managed end-to-end software delivery lifecycles, translating ambiguous business requirements into high-impact data analytics tools and production-grade applications. Engineered a robust, automated ETL predictive analytics pipeline using Python (Pandas, NumPy) and optimized SQL queries; extracted and cleaned complex transactional data to feed Power BI executive dashboards. Conducted extensive Exploratory Data Analysis (EDA) on high-volume geospatial and temporal trip data. Deployed regression and time-series forecasting models (Scikit-learn) to accurately predict peak hours and demand spikes. Designed and deployed scalable web applications on AWS, configuring EC2 instances, Amazon RDS for MySQL, Elastic Load Balancers (ELB), and Auto Scaling Groups managed through automated CI/CD pipelines. Engineered a Multi-Level Marketing (MLM) application featuring binary system implementation and highly recursive algorithms. Developed high-performance backend modules supporting video uploads, live streaming optimization, user engagement metrics, and social sharing functionality.

Sr. Software Developer

Lee & Nee Software Exports Ltd.

Nov 2017 - Feb 2019

Developed an enterprise-grade ERP solution for corporate environments, managing core modules including HRMS, Project Management, Task Allocation, Core Accounting, and Payroll management. Designed an Educational Institute ERP system featuring student admissions, automated counseling workflows, fees modules, HRMS, and financial accounts. Built custom ERP accounting solutions tailored for Co-operative Societies, optimizing Member Modules and Loan Financial Accounts.

Sr. Developer

RedApple Technologies Pvt. Ltd.

Dec 2016 - Aug 2017

Programmed high-performance, real-time backend sorting networks and cron-driven tournament engines; managed dynamic player statistical ranking data and division allocations based on cumulative performance analytics. Engineered the backend infrastructure for Timewise App, a high-traffic, real-time multiplayer quiz game deployed on iOS and Android platforms.

Sr. Software Developer

EuorTech India Ltd.

Jul 2016 - Dec 2016

Contributed to the development of a comprehensive Healthcare Platform web application, facilitating online diagnostic test bookings and doctor appointments. Designed and maintained a custom internal CRM application to optimize patient management workflows and internal business operations.

Sr. Software Engineer

Justdial Ltd.

Aug 2011 - Feb 2016

Successfully architected and integrated Sphinx Search with MySQL, designing advanced indexing strategies that slashed search latencies and accelerated retrieval across massive production databases exceeding 600 million records. Built a custom internal call operations analytics framework, programmatically implementing statistical line-graph engines and dynamic reporting formats (PDF, CSV, XML) to track operational metrics for business intelligence. Developed a core internal MVC-based AJAX framework to manage contract lifecycles, data entry, and customer support payments seamlessly. Programmed interactive, graph-driven MIS dashboards for tracking user search trends across categories; built a secure B2B e-commerce data pipeline selling demographic data points filtered by city, pincode, and business category.

Sr. Web Developer

Kloudz Computing Pvt. Ltd.

Mar 2011 - Aug 2011

Customized the core functionality and visual appearance of WordPress CMS sites to deploy fast, scalable web properties for corporate clients.

Web Developer

WEBSYS

Mar 2007 - Mar 2011

Developed secure, full-stack e-commerce platforms integrating third-party payment systems and custom inventory modules. Built an interactive, online examination portal featuring timed tests, secure administrator question banks, automated grading, and student registration workflows.