Sami S
Lead Developer @FINN Partners UK
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WORK HISTORY
Lead Developer @FINN Partners UK
London, GB
Creating new REST APIs endpoints and maintaining existing ones to power frontend running on Reactjs.Scoping new features and planning the best way to integrate them into the system.Maintaining Stripe Payments and Connect Marketplace codebase.Using Docker for development.Giving input and involved in discussions, challenges and blockers to ensure sprint targets are met.Working with Redis queues to process certain type of data.Involved in helping creation of AWS servers – Fixing issues with disk space, memory, setting vhosts, EC2, S3 buckets, RDS, security groups, auto-snapshots, monitoring server load etc.Optimizing and debugging slow SQL/Eloquent queries to decrease execution time to speedup frontend and making sure server resources are used wisely.Created background processes to generate recurring invoices, processed in the database & Redis queues. Some of these were offloaded to AWS Lambda and written in Python.Writing unit tests that cover critical parts of the application.Designing database from a basic prototype to more complete version that\'s fit for purpose and making adjustments as the project evolves.Writing various SQL queries to generate monthly reportsWriting custom scripts to migrate data from old database to the new databaseWorking with AWS lambda and queues to speedup generation of reports and other long executing processesCollaborating with other backend and frontend developers of the team to ensure smooth delivery of the features.
EDUCATION
Escola secundaria de odivelas
IT Systems Management and Programming Technician, Information Technology
ABOUT SAMI S
Senior developer with over 8 years of experience building scalable and testable Backend applications in PHP/Laravel. Highlights- Increased API response time by rewriting various legacy parts of the system as well as improving database queries and other data computing processes- Swapped underlying Stripe API to utilize new 2FA-compatible SDK while ensuring old system stayed functional- Offloaded various memory hungry tasks to AWS Lambda to speedup the application and reduce server load- Created a data ingestion system to normalize large survey files for relational database- Setup Docker image for the team for rapid local environment setup- Rebuilt media application to use S3 to serve large media files- Wrote unit tests throughout the application development covering critical parts of the system- Designed a SAAS database for invoice application- Created background processes to automate the generation of recurring Invoices- Wrote Dockerfile and integrated Git Actions with docker hub for auto deployment.
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