Rakib Ahsan

Lead Software Engineer (Backend)

TeamSpirit•  August 2022 - Present•  Singapore

Expense Management - ERP - SaaS application ■ Lead, deliver, develop and maintain features in the expense product line ■ Epic owner of features - custom requests, expenses, exchange rates, itemization, multiple-tax, migration ■ Mentor juniors and manage an offshore development team to achieve time-efficient delivery ■ Develop and implement comprehensive tools to monitor API performance, track competitor social media activity, and streamline database documentation processes, capturing complex object relations ■ Contribute to migration scripts, code reviews, proposals, scrum master roles, CI/CD, version releases ■ Salesforce, Apex (Java 7), Node.js, Python, React, Jenkins

Senior Software Engineer (Full-stack)

Cargill•  August 2019 - August 2022•  Singapore

iQuatic - web and mobile app for real-time insights and predictive analytics of farms globally ■ Conceptualize and design features, defining requirements and architecture ■ Deliver full-lifecycle of feature stacks, covering frontend, backend, database development, CI/CD pipelines, automated testing, deployment and monitoring ■ Lead the plugin development for integration with partner systems in India and Vietnam ■ Automate cumbersome ETL jobs, reducing overheads by over 90% ■ Architect the development of mobile application from scratch ■ Successful proof of concept (POC) using AWS IoT to display real-time updates on browser and React Native app ■ Design and build extendable system architectures through continuous collaboration and analysis with talented developers, feature hungry product owners, commercial leads and managers ■ AWS, CloudFormation, Lambda, DynamoDB, S3, Kinesis, Node.js, TS, React + Native, Redux, Svelte, Tailwind, CircleCI

Software Engineer (Full-stack)

Works Applications•  October 2017 - August 2019•  Singapore

HUE Talk - multi-platform enterprise communication tool ■ Accomplished seamless message exchange using AWS IoT and reduced message publish time by 75% ■ Achieved efficient resource and cost management through optimizing DB queries and using a shared connection across tabs, implementing leader election algorithm ■ Feature additions include: threads, thumbnail and message cache, efficient search of files, messages and channels ■ Support architecture change to SaaS using AWS technologies ■ AWS, Java 8, Spring Boot, ElasticSearch, JavaScript, Google Closure, Cordova