Amit Halder
Bengaluru
Summary
Software Engineer with 7+ years’ experience designing and optimizing scalable backend systems for SaaS, CRM, and LMS platforms. Proficient in Node.js, PHP (Laravel), PostgreSQL, and AWS. Proven ability to reduce system latency by up to 40%, streamline data flows, and deploy microservice architectures for enterprise-grade solutions.
Overview
9
9
years of professional experience
1
1
Certification
Work History
Consultant S3
Grant Thornton Bharat LLP
Bengaluru
11.2023 - Current
- Built high-performance RESTful APIs using Node.js and PostgreSQL, reducing latency by ~30% under peak load conditions.
- Implemented clustering and load balancing, boosting uptime and reliability by 25%.
- Led schema and query refactor, improving database scalability by ~40%.
- Designed & deployed microservices, reducing monolithic dependencies and enhancing mobile app responsiveness.
Software Engineer
Learning Mate Solutions
Kolkata
11.2020 - 10.2023
- Enhanced a SaaS LMS platform supporting 50K+ users, improving performance and user scalability.
- Automated XML data workflows, reducing manual errors by ~85% and improving interoperability.
- Executed large-scale data migrations with 100% data integrity under compliance constraints.
- Maintained microservices-based modules and integrated ZIP-based course packages with Moodle and Canvas.
Software Developer
Ivan Infotech Pvt. Ltd.
Kolkata
11.2019 - 07.2020
- Developed Node.js APIs for CRM workflows, improving customer data throughput.
- Managed PostgreSQL/MySQL migrations and version control using Git and Bitbucket.
PHP Developer
Econstra Tech LLP
Kolkata
07.2018 - 07.2019
- Engineered gyaanmart.com using Laravel, delivering a scalable e-commerce platform.
- Created RESTful APIs and interactive UI components using JavaScript/jQuery.
- Implemented background job processing and clustering for high uptime.
Junior PHP Developer
PDS Technology INDIA
Kolkata
03.2016 - 07.2018
- Built client-facing web applications (CRM, aviation site, student management) using PHP & MySQL.
Education
B.Tech - Applied Electronics & Instrumentation Engineering
Dr. B.C. Roy Engineering College
Durgapur, India06.2015
Higher Secondary - Science
Higher Madhyamgram High School
West Bengal, India05.2011
Secondary Education -
Madhyamgram High School
West Bengal, India04.2009
Skills
- PHP and Nodejs development
- Database management
- REST APIs and microservices
- AWS services
- Frontend technologies
- Version control systems
- Agile methodologies
- Data structures and algorithms
- Performance optimization
- Python automation
Certification
- Yellow Belt: In-depth security for the development community by Elsevier in September 2023
- AWS beginner by LearningMate in June 2023
Languages
Bengali
First Language
Hindi
Upper Intermediate (B2)
B2
English
Upper Intermediate (B2)
B2
Timeline
Consultant S3
Grant Thornton Bharat LLP
11.2023 - Current
Software Engineer
Learning Mate Solutions
11.2020 - 10.2023
Software Developer
Ivan Infotech Pvt. Ltd.
11.2019 - 07.2020
PHP Developer
Econstra Tech LLP
07.2018 - 07.2019
Junior PHP Developer
PDS Technology INDIA
03.2016 - 07.2018
B.Tech - Applied Electronics & Instrumentation Engineering
Dr. B.C. Roy Engineering College
Higher Secondary - Science
Higher Madhyamgram High School
Secondary Education -
Madhyamgram High School
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