Beerbal Singh profile photo 1 on Tal

Beerbal Singh

Immediate joiner | Software Engineer(founding member) | Backend Engineer | Proficient in AWS, Kafka, Redis, PostgreSQL, Golang, System Design, network engineering, DB Internals and DSA alongside observability.

Bengaluru

1+ year of work experience

Stealth Startup
Jun 20248 mosJan 2025

Remote

• Architected a multi-tenant e-commerce platform using Go (Gin) and PostgreSQL, implementing Store and Location GraphQL services for downstream inventory synchronization. • Developed JWT middleware utilizing Go context to enforce request-scoped authentication and implemented Role-Based Access Control via nested Go maps to achieve O(1) permission lookups for GraphQL. • Built GraphQL resolvers using gqlgen and GORM with offset-pagination for Metaobjects and Metafields, leveraging JSONB for embedded rule definitions. • Engineered a scalable rule validation engine utilizing the Registry pattern and sync.Map to cache precompiled regexp objects for concurrent execution. • Designed a distributed media pipeline using S3 Pre-signed URLs and Riverqueue, ensuring eventual consistency between PostgreSQL metadata and S3 asset storage. • Created a Gin-based RESTful seller on-boarding service using AWS SES for password resets and HTTP-only cookies to mitigate XSS attacks.
ZebPay
Jun 20227 mosDec 2022

India

• Automated a Go-based price ingestion engine utilizing Goroutines and Cron jobs to handle 50,000+ daily writes across 300+ coin pairs, empowering the trade team with a 75% reduction in manual comparisons. • Developed REST APIs for real-time market data achieving sub-100ms latency via GORM-indexed PostgreSQL, while leveraging Cassandra to archive 1.7M+ monthly records for write-heavy workloads. • Migrated Price-Alerts to a Go/Kafka consumer, replacing manual Slack triggers with FCM topic multicasting to reduce latency by 99% (sub-second).. • Scaled FCM subscription using nightly Cron jobs and Redis Hash Sets to synchronize premium user segments with PostgreSQL RDS for 10k+ users. • Integrated Sygna Bridge via Go for FATF Travel Rule compliance, leveraging CoolBitX to implement data encryption, digital signatures, and counterparty verification across 1,800+ VASPs. • Launched a Go callback service for encrypted transactions, leveraging Redis Hash Sets with TTL to reduce metadata retrieval latency by 95% and ensure sub-second response times.
MarkkidaIndia
Apr 20213 mosJun 2021

LeetCode
@patelbs98singh

Beerbal’s AI Stack

claude
claude
codex
codex
gemini
gemini
claudecode
claudecode

Education

Indian Institute of Technology, Roorkee

Bachelor of Technology

Indian Institute of Technology, Roorkee

20184 yrs2022

High School Diploma

Navyug Children Higher Secondary School, Gwalior, India

20162 yrs2018

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Headline

Immediate joiner | Software Engineer(founding member) | Backend Engineer | Proficient in AWS, Kafka, Redis, PostgreSQL, Golang, System Design, network engineering, DB Internals and DSA alongside observability.

About

Strong engineering professional with a Bachelor’s Degree from the Indian Institute of Technology Roorkee. Have a strong grasp over networking and backend engineering fundamentals with golang. Zeal to learn and take ownership to deliver highly available and scalable services with relational databases and NoSQL database along with Redis and Kafka.

Location

Bengaluru

AI stack

claude

codex

gemini

claudecode

Work experience

Software Engineer at Stealth Startup, Jun 2024 - Jan 2025 · 8 mos, Remote, • Architected a multi-tenant e-commerce platform using Go (Gin) and PostgreSQL, implementing Store and Location GraphQL services for downstream inventory synchronization. • Developed JWT middleware utilizing Go context to enforce request-scoped authentication and implemented Role-Based Access Control via nested Go maps to achieve O(1) permission lookups for GraphQL. • Built GraphQL resolvers using gqlgen and GORM with offset-pagination for Metaobjects and Metafields, leveraging JSONB for embedded rule definitions. • Engineered a scalable rule validation engine utilizing the Registry pattern and sync.Map to cache precompiled regexp objects for concurrent execution. • Designed a distributed media pipeline using S3 Pre-signed URLs and Riverqueue, ensuring eventual consistency between PostgreSQL metadata and S3 asset storage. • Created a Gin-based RESTful seller on-boarding service using AWS SES for password resets and HTTP-only cookies to mitigate XSS attacks.

Software Developer (SDE 1) at ZebPay, Jun 2022 - Dec 2022 · 7 mos, India, • Automated a Go-based price ingestion engine utilizing Goroutines and Cron jobs to handle 50,000+ daily writes across 300+ coin pairs, empowering the trade team with a 75% reduction in manual comparisons. • Developed REST APIs for real-time market data achieving sub-100ms latency via GORM-indexed PostgreSQL, while leveraging Cassandra to archive 1.7M+ monthly records for write-heavy workloads. • Migrated Price-Alerts to a Go/Kafka consumer, replacing manual Slack triggers with FCM topic multicasting to reduce latency by 99% (sub-second).. • Scaled FCM subscription using nightly Cron jobs and Redis Hash Sets to synchronize premium user segments with PostgreSQL RDS for 10k+ users. • Integrated Sygna Bridge via Go for FATF Travel Rule compliance, leveraging CoolBitX to implement data encryption, digital signatures, and counterparty verification across 1,800+ VASPs. • Launched a Go callback service for encrypted transactions, leveraging Redis Hash Sets with TTL to reduce metadata retrieval latency by 95% and ensure sub-second response times.

Summer Internship at MarkkidaIndia, Apr 2021 - Jun 2021 · 3 mos

Education

Bachelor of Technology, Indian Institute of Technology, Roorkee

High School Diploma, Navyug Children Higher Secondary School, Gwalior, India

Public links

leetcode: https://leetcode.com/patelbs98singh