Harsh Rakesh

Backend Engineer

Bengaluru, Karnataka, India3 yrs 7 mos experience

Key Highlights

Led zero-downtime migrations saving $4K monthly.
Engineered systems handling 120K+ RPM.
Expert in database scaling and performance optimization.

Stackforce AI infers this person is a Backend Engineer specializing in high-throughput distributed systems within the SaaS industry.

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Skills

Core Skills

Distributed SystemsPostgresqlJavaBackend Development

Other Skills

Go (Programming Language)ClickHouseDatabase ShardingSpring BootPython (Programming Language)Apache KafkaPrometheusDjangoMySQLRedisMongoDBTemporalElasticsearchJenkinsREST APIs

About

Backend Engineer | Distributed Systems & Database Scaling Backend Engineer with 4+ years of experience building and scaling high-throughput distributed systems. I specialize in database scaling, zero-downtime migrations, and performance optimization. At Zepto, I work on systems handling 120K+ RPM and multi-terabyte datasets, where I’ve: • Led zero-downtime PostgreSQL partitioning across 22+ production tables, reducing infra cost from $7.5K → $3.5K per month • Migrated high-volume audit workloads from PostgreSQL to ClickHouse, cutting DB CPU usage by 73% • Designed sharding strategies for customer order services to enable horizontal scalability I enjoy solving complex data and scaling problems, improving system reliability, and making backend systems both faster and more cost-efficient. Tech Stack: Java, Golang, Spring Boot, Python, PostgreSQL, ClickHouse, Kafka, AWS

Experience

Zepto

SDE-2

Aug 2025 – Present · 7 mos · Bengaluru, Karnataka, India · Hybrid

Working on high-scale order systems in the dark stores domain.
Key contributions:
Led zero-downtime PostgreSQL partitioning across 22+ production tables, reducing data from 8TB+ to 1TB and cutting infra costs from $7.5K to $3.5K/month
Migrated high-volume audit workloads to ClickHouse, reducing DB CPU by 73% and overall load by 70%
Designed and implemented database sharding for customer order systems handling 120K+ RPM
Revamped recirculation workflows, reducing shrinkage and incorrect inventory transfers
Participated in on-call rotations, reducing incident resolution time by 30%

Go (Programming Language)PostgreSQLDistributed Systems

Tekion corp

Software Engineer

Jun 2024 – Aug 2025 · 1 yr 2 mos · Bengaluru, Karnataka, India · Hybrid

Architected a centralized bulk update service adopted across 5+ modules
Implemented remote printer and scanner onboarding, reducing dealer setup time
Introduced multi-input e-signature features improving user adoption
Delivered PDF merging with multi-input annotations
Reduced infrastructure costs by 35% through Java upgrades and Elasticsearch consolidation

JavaSpring Boot

Park+

3 roles

SDE-2

Promoted

Jul 2023 – May 2024 · 10 mos · Gurugram, Haryana, India

Engineered multiple microservices including a Pick-up & Drop system using Golang, Kafka, Redis, and MySQL
Revamped the Payments service with modular design patterns and partner-agnostic flows, reducing integration effort by ~60%
Launched the Combo Fulfillment feature in the Order Management service, enabling combo purchases and driving significant sales growth
Built a User Acquisition service with a rewards system and automated driver onboarding, reducing operational effort by 40+ man-hours

Go (Programming Language)Python (Programming Language)Distributed Systems

SDE-1

Promoted

Jul 2022 – Jul 2023 · 1 yr · Gurugram, Haryana, India

Developed a used-car recommendation engine impacting over 2 million users
Built and launched B2C integrations with partners like Spyne, Cars24, and BigBoyToyz, increasing engagement by 40% and sales by 25%
Developed multiple Django-based products, including a subscription platform responsible for 90% of parking bookings
Improved system performance by optimizing database queries and implementing caching strategies

Go (Programming Language)Python (Programming Language)Backend Development

SDE-1

Mar 2022 – Jun 2022 · 3 mos · Gurugram, Haryana, India

Contributed to B2C platform development and third-party integrations
Automated deployment workflows using Jenkins-based CI/CD pipelines
Assisted in performance optimization by improving database queries and caching logic

Go (Programming Language)Python (Programming Language)