Amar Kumar Prasad Email & Phone Number

Gurugram, Haryana, India

- Lead the Engineering team responsible for developing the recruitment product.- Handle the appraisal of Engineers- Responsible for enforcement of policies in team- Established a structured roadmap for the successful launch of the clubs product and currently we are migrating the frontend to NextJS- Implemented Metabase to facilitate data visualization for Data scientists and the business team. - Implemented a caching mechanism using Memcache, Redis and doctrine ORM, resulting in a 30% reduction in RDS costs.- Orchestrated the scaling of EC2 servers, resulting in a 50% cost reduction.- Developed a process for tracking and resolving technical errors within specified timeframes - Elasticsearch to enable fuzzy search functionality across multiple platforms, leading to a 90% decrease in Google costs.- Integrated a rate limiter to mitigate burst attacks.- Implemented Atatus for comprehensive observability, identifying and rectifying performance bottlenecks.- Developed and optimized Python models.- Established and led a team to manage backlogs and streamline the engineering roadmap. Defined and enforced processes and adopted tools to enhance efficiency and performance.- Implemented elasticsearch in the club's feed, notifications, and location search

Gurgaon, Haryana

- Conducted analysis of error logs, slow queries, and periodic xhprof evaluations. Error logs undergo monthly scrutiny, while the other two are reviewed quarterly.- Performed code cleanup and Git repository maintenance to enhance readability and management. - Implemented logging of slow queries in our database, identifying unique queries within specified timeframes for subsequent manual analysis.- Employed table partitioning to optimize data management processes.- Established mandatory code reviews for all modules before deployment, regardless of their impact or duration, ensuring no module goes live without thorough scrutiny.- Executed database cleanup operations by removing redundant tables and took responsibility for renaming tables within the jobs module.- Led efforts to migrate CDN and chat servers to PHP 7.3.

Gurgaon, India

- Contributed to the implementation of a static server for storing our static files (CDN).- Played a key role in upgrading our technologies, including PHP to 7.2 and Doctrine to 2.6. Additionally, I enabled caching at various levels (opCache and memcache) and fine-tuned Nginx. As a result, our servers were able to handle approximately 1100-1200 users per server, up from 300 users per server.- Optimized our Digest process, significantly increasing our digest computation rate to 170K per hour from 6K per hour.- Implemented various optimizations, including those for TNP, Dashboards, and resumes. Introduced DDoS protection on pushpin and added SSL to MySQL.- Implemented the Profiler, enabling us to analyze the performance of controllers and functions, thus identifying areas for improvement.- Established alerts for various server events, including sending SMS and email alerts on server start if any website is not deployed, monitoring RAM, Disk, CPU, and iNodes, and creating alarms for high RDS utilization. Additionally, I implemented a daily report of failed crons, allowing us to promptly address and resolve any issues.

Gurgaon, India

- Contributed to roadmap using PHP for backend development and HTML, CSS, and JavaScript for frontend tasks using CodeIgniter framework.- Ensured optimal performance by deploying servers on NGINX and PHP-FPM, operating on Linux- based systems, demonstrating proficiency in optimizing web environments.- Implemented a language and grammar checker to enhance content quality and accuracy. - Integrated DDOS protections to safeguard against potential security threats and ensure uninterrupted service availability.- Played a pivotal role in maintaining and improving the overall functionality and security of Internshala's web platform.