Sourav Halder Email & Phone Number

Berlin, Germany

• Engineered auto-scalable streaming and batch pipelines through the utilization of Dataflow, Python and Apache Beam, automating a previously manual client integration process and reducing integration time by 4x.
• Designed and executed a comprehensive monitoring plan, delivering a monitoring dashboard for data pipelines using Stackdriver, Gcloud monitoring, and VictorOps. This solution not only enabled the detection and.
• Skillfully executed the migration of crucial data from the legacy system to a new platform using SQL, enhancing data reliability and simplifying maintenance for strategic business reasons.
• Strategically redesigned the pipeline architecture to proactively address security concerns following extensive discussions with the Legal and Privacy teams, resulting in a more secure data environment.

Bengaluru, Karnataka, India

• Led a team of six developers using Agile Scrum methodologies to develop Email Marketing Software, driving a 22% increase in client retention.
• Achieved a tenfold improvement in email delivery speed through the implementation of load-balanced pub/sub architecture and horizontal scaling, addressing performance issues with Prometheus and Grafana.
• Prevented production crashes and improved system stability by implementing stack-driver alerts and continuous monitoring.
• Enhanced database efficiency by 50% through strategic indexing, partitioning, and vertical scaling of MySQL queries.
• Played a pivotal role in the design of key components, including the Workflow Engine, Bulk Emailing tool, and Email Editor.

Bengaluru, Karnataka, India

• Developed multi-region tracking solution and BigQuery data warehouse pipeline to track user behavioral session data of an average of 12 Million requests per hour
• Increased BA’s efficiency by 20% by creating Heat-map application using click data
• Improved the cloud deployments speed by 100% by bringing the whole infrastructure of the organization in 3 IaC projects & pipelines with Terraform, Kubernetes, and Gitlab CI/CD
• Created cost-effective GKE clusters with ingress controller and prom-grafana stack
• R&D on MySQL and PostgreSQL partitioning, replications, and sharding (using ProxySQL) for future scaling

New Delhi Area, India

• Co-founded an EdTech startup, leading research and development efforts for app features and architecture design.
• Developed the backend using PHP & MySQL, hosted on AWS EC2 and RDS, and enhanced chat efficiency by 50% while reducing data usage with Node.js and socket.io.
• Transformed the website into a hybrid app using Apache Cordova to reach a wider audience.

Jogendra Nath Mukherjee Road, Ghusuri, Howrah 711107

• Created APIs for mobile application.
• Detected bugs and fixed in existing PHP MySQL WEB interface.
• Optimized MySQL database with indexing.

Bachelor Of Engineering (B.E.), Applied Electronics And Instrumentation Engineering

Activities and Societies: Web Development team Web Developer for annual Tech-fest Utkrisht 2015 website (utkrisht.in) Co-ordinator of.

Higher Secondary, High School Equivalence Certificate Program

Attended 1 week internship at Jagadis Bose National Science Talent Search(JBNSTS) in 2011

Secondary Examination, High School/Secondary Certificate Programs