SARAVANAKUMAR V
CHENNAI
Summary
- Experienced and detail-oriented Web Developer with 6 years of proven expertise in designing, developing, and maintaining scalable web applications. Specialized in handling large-scale, real-time datasets—cleaning, processing, and transforming them into structured, usable formats for analytics and decision-making. Strong knowledge of backend technologies with core strengths in PHP and Python.
- Proficient in working with multiple database systems including SQL (MySQL, PostgreSQL), NoSQL (MongoDB), and cloud-based solutions like Firebase. Experienced in developing robust data pipelines, API integrations, and complex data queries to support high-performance applications.
- Domain expertise includes business analytics, financial and banking data systems, and data-driven applications. Known for delivering high-quality, secure, and optimized code in fast-paced, agile environments. Comfortable collaborating with cross-functional teams including data analysts, DevOps, and UI/UX designers.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Consultant
Optimum Infosystems
Chennai
05.2023 - Current
- Developed and maintained web applications using CakePHP, focusing on secure and efficient backend processes.
- Designed complex SQL queries to manage, retrieve, and analyze large volumes of banking data for reporting and compliance.
- Ensured data integrity and system security in accordance with financial industry standards.
- Collaborated with QA and business teams to refine requirements and deliver high-performance banking modules.
- Performed regular code reviews and implemented optimization techniques to improve system efficiency and scalability.
Senior Application Developer
Hostwire Systems
Chennai
11.2021 - 01.2023
- Built and maintained backend services using PHP (Laravel), integrating with both SQL and NoSQL databases.
- Designed and managed data pipelines using DBT (Data Build Tool), enabling efficient transformation and modeling of large datasets.
- Worked extensively with Snowflake for cloud-based data warehousing, optimizing query performance, and storage.
- Developed backend services and real-time features with Firebase, including authentication, Firestore, and cloud functions.
- Integrated and managed data storage and retrieval with MongoDB for high-performance NoSQL operations.
- Created and optimized SQL functions and stored procedures for complex data processing and business logic implementation.
Software Developer
Sumanas Technology
Madurai
06.2019 - 11.2021
- Developed and maintained web applications using PHP and Laravel framework, ensuring scalable and secure backend systems.
- Built dynamic and responsive front-end interfaces with Vue.js, integrating RESTful APIs for seamless user experiences.
- Utilized Python for scripting tasks, automation, and backend services to enhance application functionality.
- Designed and optimized SQL queries for data management, reporting, and complex relational operations.
- Collaborated with cross-functional teams in Agile environment, contributing to design, development, testing, and deployment phases.
- Ensured code quality through version control (Git), unit testing, and code reviews.
Education
Bachelor of Engineering - Computer Science
National Engineering College
Kovilpatti - Tamilnadu04-2019
12th Standard - Bio Maths
Hindu Higher Secondary School
Theni - Tamilnadu03-2015
10th Standard - Social Sciences
Hindu Higher Secondary School
Theni - Tamilnadu03-2013
Skills
- Programming Languages:
PHP (Laravel, CakePHP), Python, SAP ABAP/4 - Frontend Technologies:
JavaScript, jQuery, AJAX, HTML, CSS, Bootstrap - Tools & Utilities:
Postman
- Databases & Data Tools:
SQL, PostgreSQL, MongoDB, Firebase, Snowflake, DBT (Data Build Tool) - Version Control & Collaboration:
Git (GitHub, GitLab, Bitbucket), Jira, Trello, Kanban - Cloud Services
AWS EC2
Project - School Management System ( VPS Matriculation School)
- Technologies Used: Laravel (PHP), SQL, Figma
- Developed a comprehensive school management system using Laravel (PHP), covering key modules like student enrollment, attendance tracking, timetable scheduling, staff and fee management.
- Designed and optimized SQL database schemas to manage large volumes of student and academic data efficiently.
- Created clean and user-friendly UI/UX wireframes and prototypes using Figma for both admin and staff portals.
- Integrated authentication, role-based permissions, and notification systems to enhance security and communication.
- Focused on performance tuning and clean coding practices for long-term maintainability.
Project - Inventory Management System for a Tire Company ( Jose Tires)
- Technologies Used: Laravel (PHP), MongoDB
- Built a complete inventory and invoicing solution using Laravel (PHP) to manage purchase, sales, invoicing, and warehouse stock for a tire distribution company.
- Integrated MongoDB for flexible and scalable handling of inventory data, supporting high-volume transactions.
- Developed modules for real-time stock tracking, supplier and customer management, and automated invoice generation.
- Implemented alerts for low stock, warehouse transfers, and payment status to improve operational efficiency.
- Ensured secure user authentication, role management, and activity logs for better control and auditing.
- Focused on user-friendly interfaces for store and warehouse staff, improving workflow and reducing manual errors.
Project: AMH – Applied Mental Health (Social Platform)
- Technologies Used: Vue.js, Laravel (PHP), SQL, Figma
- Developed a mental health-focused social networking platform similar to Facebook, allowing users to share thoughts, connect, and support one another.
- Built backend APIs and business logic using Laravel (PHP), ensuring secure user registration, login, posts, comments, and reactions.
- Created interactive and responsive user interfaces using Vue.js, supporting real-time updates and dynamic content rendering.
- Designed database structures in SQL to manage user profiles, connections, messages, posts, and content moderation.
- Used Figma to prototype intuitive UI/UX flows that promote accessibility and emotional comfort.
- Integrated privacy settings, content filters, and user reporting features to ensure a safe and respectful environment.
Project: Cryptocurrency Market Data Transformation Tool
- Technologies Used: Python, Pandas, Requests, CSV, JSON
- Developed a Python-based pipeline to fetch and transform live cryptocurrency market data from public APIs (e.g., CoinGecko, CoinMarketCap).
- Parsed raw JSON data and transformed it into a structured format using Pandas, suitable for reporting and analysis.
- Cleaned and normalized fields such as coin name, symbol, market cap, price, volume, and timestamp.
- Converted timestamps into human-readable formats and filtered data for top-performing coins based on user-defined thresholds.
Project: Smart Plant Monitoring System – Sensor Data Transformation Pipeline
- Technologies Used: DBT (Data Build Tool), Snowflake, IoT Sensors, SQL
- Developed a scalable data pipeline to clean and transform large volumes of sensor data collected from IoT devices monitoring plant environments.
- Handled data from multiple sensors (e.g., humidity, temperature, soil moisture, and light) installed across various plant zones.
- Ingested raw sensor data into Snowflake data warehouse for centralized storage.
- Built DBT models to clean and normalize readings, handle missing values, apply unit conversions, and detect anomalies.
- Designed incremental DBT jobs to efficiently process only new or updated data for real-time dashboarding.
Project: Credit Bureau Data Integration – GDS Platform
- Technologies Used: PHP (CakePHP), SQL, REST APIs, JSON, CIC Server, FICO Scoring Engine
- Developed and maintained the GDS (Global Distributed System), a robust credit data processing platform for seamless integration with CIC (Credit Information Corporation).
- Designed modules to validate and extract customer credit data, including loan history, delinquencies, and payment patterns from multiple financial institutions.
- Built secure API interfaces to forward inquiry requests to the CIC Server, handling responses, mapping fields, and storing structured data.
- Integrated the FICO Scoring Engine to generate credit risk scores for both individuals and corporations.
- Implemented KYC and Corporate Inquiry access control using secure authentication and role-based permission systems.
Certification
- I participated in an Industrial Training Program on "Data Science and Machine Learning" in 2017.
- Completed PHP and MySQL training and received certification for foundational web development skills in 2017.
- Completed Java and received certification for foundational web development skills in 2017.
- Delivered a technical paper presentation on "Internet of Things (IoT)" as part of a symposium in 2018.
Accomplishments
- Secretary, NSS (National Service Scheme) – Led student volunteer programs and coordinated community outreach activities during college.
- Awarded "Best Employee of the Year – 2020" at Sumanas Technology in recognition of outstanding performance, dedication, and contribution to key projects.
Timeline
Consultant
Optimum Infosystems
05.2023 - Current
Senior Application Developer
Hostwire Systems
11.2021 - 01.2023
Software Developer
Sumanas Technology
06.2019 - 11.2021
Bachelor of Engineering - Computer Science
National Engineering College
12th Standard - Bio Maths
Hindu Higher Secondary School
10th Standard - Social Sciences
Hindu Higher Secondary School
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