ISIsfar Sifat
@isfarsifat
Full-stack Developer and Software Architect with extensive experience.
BangladeshWhat I'm looking for
I am a Full-stack Developer and Software Architect with a passion for creating efficient and scalable software solutions. Over the years, I have honed my skills in various technologies, particularly in PHP and Symfony, and have earned recognition for my contributions, including the title of 'DB Optimization Guru' at OnTheGoSystems.
My experience spans multiple roles where I have successfully led projects, mentored aspiring engineers, and developed complex systems that have significantly improved operational efficiency. I thrive in challenging environments and am dedicated to continuous learning and sharing knowledge with others in the tech community.
Experience
Work history, roles, and key accomplishments
ONSenior Full-stack Engineer
OnTheGoSystems
Jan 2022 - Jan 2024 (2 years)
Containerized the WPML app to streamline development and deployment, resolving compatibility challenges. Optimized database queries and developed a centralized authentication system in Symfony, achieving over 90% unit test coverage.
OAMentor
Orunim Academy
Jan 2020 - Present (5 years 5 months)
Mentored mid-to-senior level software engineers on core concepts in computer science, cryptography, and essential Symfony framework skills.
CASenior Full-stack Engineer
CACustomerAlliance
Feb 2021 - Jun 2021 (4 months)
Led the refactoring of ReviewStream, redesigning it with a maintainable architecture and ensuring response times under 100 ms using Domain-Driven Design.
USSenior Software Engineer
UserGems
Jan 2021 - Feb 2021 (1 month)
Developed the ETL pipeline for lead generation, processing 40TB of data and supporting complex queries on an Elasticsearch cluster hosted on Azure.
PASenior PHP Developer
Paysera
May 2019 - Feb 2021 (1 year 9 months)
Refactored a 10-year-old codebase into a clean system, contributing to core services including a distributed authentication microservice.
DLSenior Software Engineer
Devnet Limited
Jan 2018 - Jan 2019 (11 months)
Developed an application for the automatic registration of new users for bKash, significantly increasing daily registrations through automation.
FLSoftware Engineer
Fieldnation LLC
Jan 2018 - Feb 2018 (1 month)
Developed new services and features for the leading on-site job market platform in the USA, improving operational efficiency.
DLSoftware Engineer
Deligram Limited
Feb 2017 - Mar 2017 (1 month)
Developed a centralized authentication service and catalog management for product listings on Deligram, enhancing user experience.
Education
Degrees, certifications, and relevant coursework
KTKhulna University of Engineering & Technology
Bachelor of Science, Computer Science & Engineering
2014 - 2014
Pursued a Bachelor of Science in Computer Science & Engineering but dropped out in the final year.
Dhaka Education Board
Higher Secondary Certificate, Higher Secondary Education
2006 - 2008
Grade: 5.00/5.00
Completed Higher Secondary Certificate with a GPA of 5.00/5.00.
Chittagong Education Board
Secondary School Certificate, Secondary Education
2005 - 2006
Grade: 5.00/5.00
Achieved Secondary School Certificate with a GPA of 5.00/5.00, awarded a scholarship.
Availability
Location
BangladeshAuthorized to work in
Job categories
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