Ishan Shekhar

Backend Engineer

Bengaluru, Karnataka, India7 yrs 8 mos experience

Key Highlights

Expert in backend systems and database optimization.
Proven track record in scalable API infrastructure.
Strong experience in distributed systems and clean architecture.

Stackforce AI infers this person is a Backend Development expert in E-commerce and Fintech sectors.

Contact

Skills

Core Skills

Database ManagementBackend DevelopmentMicroservices ArchitecturePayment SystemsApi DevelopmentMobile Application DevelopmentWeb DevelopmentInternationalizationQuality Assurance

Other Skills

API InfrastructureAgile MethodologiesAlgorithmsAndroidAndroid StudioApache KafkaApplication Programming InterfacesArchitectureBack-End Web DevelopmentCC++Cascading Style Sheets (CSS)Computer ScienceCore JavaData Structures

About

I’m a Senior Software Engineer (SDE III) with 6.5 years of experience building, scaling, and optimizing backend systems that power real-world impact. I specialise in distributed systems, database performance tuning, and cost-efficient infrastructure, blending clean architecture with pragmatic engineering.

Experience

7 yrs 8 mos

Total Experience

2 yrs 3 mos

Average Tenure

1 yr

Current Experience

Porter

SDE-3

Jun 2025 – Present · 1 yr · Bengaluru, Karnataka, India · On-site

Focus: Backend performance, database optimization, and scalable API infrastructure.
1. Spearheaded PostgreSQL upgrade from v12 → v16, unlocking advanced query optimization features and improving backend reliability.
2. Right-sized databases and service pods (CPU & memory) to achieve significant infrastructure cost savings while maintaining high availability.
3. Drove query performance improvements by reducing redundant database calls, lowering API latency, and enhancing system throughput.
4. Streamlined database footprint by cleaning up unused and obsolete indexes/tables, improving storage efficiency and maintainability.
5. Rolled out Kong-level rate limiting across all microservices, ensuring API stability and resilience under high-load conditions.

PostgreSQLAPI InfrastructureDatabase OptimizationDatabase ManagementBackend Development

Flipkart

SDE2

May 2023 – May 2025 · 2 yrs · Bengaluru, Karnataka, India · On-site

1. Revamp various payment options like Flipkart pay later from old monolithic architecture to Microservices for Flipkart payment page.
2. Worked on rate limiter for one of the micro service.
3. Database migration.
4. Multiple feature task.

MicroservicesDatabase MigrationRate LimiterMicroservices ArchitecturePayment Systems

Lenskart.com

Tech

Sep 2021 – May 2023 · 1 yr 8 mos · Bengaluru, Karnataka, India

Worked on many features like
1. Design and implementation of inventory/Delivery management system for lenskart international(AE/SG), by integrating it with third party API. Wrote robust, extensible, scalable code for delivery and inventory management. Tech stack used were spring boot, Apache Kafka, Mongo, ElasticSearch and MySql.
2. Visual Search API: This API enables user to search via image in the app, and we give list of similar looking products.
3. Barcode scan: User can scan the barcode / qrcode of the product and we give the detailed information of the product to the user.
4. Sitemap for the entire website. Before this static sitemap were used. We designed, build the system to generate dynamic sitemap on daily basis.
5. Worked on localisation of the lenskart back end to support multiple languages for different countries.
These features had great impact on business.
Tech stack used to build these features were spring boot, mongo, elastic search, JPA and Kafka.