Professional Journey
Optimizely
October 2023 - Present (2 Years 9 Months)
Senior Software Engineer (Promoted April 2025)
Software Engineer II
AWSGCPPythonTypeScriptJava
Leading Web Experimentation initiatives and engineering excellence.
Engineering Lead for ML-powered Contextual Bandit Experimentation
Architected hybrid caching solution improving performance by 40%
Led Python 2 to 3 migration reducing vulnerabilities by 99%
Craftsmen
April 2021 - October 2023 (2 Years 7 Months)
Software Development Engineer II (Promoted January 2023)
Software Development Engineer I
AWSServerlessTypeScriptPython
Cloud-native SaaS product development in collaboration with Kunnusta.
Developed automated systems with AWS Step Functions and Serverless architecture
Implemented fault-tolerant systems for API request race conditions
Led migration from AWS Fargate to AWS Lambda for improved scalability
Independent University, Bangladesh
May 2026 - Present (2 Months)
Adjunct Lecturer, Department of CSE
ReactTypeScriptFastAPIPython
Delivering Web Application & Internet theory sessions focused on modern technologies and practical development.
Delivered Web Application & Internet theory sessions on modern web technologies
Conducted lectures on backend engineering concepts and practical development practices
Taught internet protocols, web architecture, and contemporary frameworks
United International University
November 2025 - February 2026 (4 Months)
Adjunct Lecturer, Department of CSE
ReactTypeScriptSpring BootJava
Delivering Advanced OOP Lab sessions with Java and Spring Boot, guiding full-stack application development.
Delivered Advanced OOP Lab sessions focused on Java and Spring Boot
Guided students through practical full-stack application development
Mentored students in bridging academia and industry requirements
Daffodil International University
September 2019 - February 2021 (1 Year 6 Months)
Lecturer, Department of CSE
Data StructuresAlgorithmsOOPRobotics
Academic leadership and student mentorship in Computer Science and Engineering Department.
Delivered lectures and conducted labs for core CS courses
Developed interactive teaching methods for online classes during COVID
Led Development Wing of DIU Computer and Programming Club