Vishnu Srikanth Balaki profile photo 2 on Tal
Vishnu Srikanth Balaki profile photo 1 on Tal
Vishnu Srikanth Balaki profile photo 2 on Tal
Vishnu Srikanth Balaki profile photo 1 on Tal

Vishnu Srikanth Balaki

Backend Engineer @ Apollo 24|7 | Distributed Systems & Data Platforms | Java, Kafka, BigQuery, GCP | Built Systems Serving 30M+ Users | NITW EEE’23

Bengaluru

3+ years of work experience

Apollo 24|7
Jun 20233 yrs 4 mosPresent

Banglore

- Built and scaled backend systems serving 30M+ users, designing distributed workflows across data pipelines and logistics systems. - Designed a push-based data migration system ensuring zero downtime and eliminating sync inconsistencies across environments. - Reduced data sync latency from weekly to 30 minutes and improved processing time by 97%+ through pipeline automation. - Optimized BigQuery pipelines (Storage Write API + UPSERT), cutting infrastructure costs by ~50%. - Engineered high-scale systems including rate limiting (1M/min → 200/min) and parallel processing (30 min → 1 min), improving reliability and throughput.
Apollo 24|7
Jan 20235 mosMay 2023

Hyderabad, Telangana, India

Vishnu’s AI Stack

antigravity
antigravity
claude code
claude code
claude
claude
cursor
cursor
deepseek
deepseek
gemini
gemini

Education

National Institute of Technology warangal

Electrical and Electronics Engineering

National Institute of Technology warangal

20194 yrs2023
Ascent Classes

Intermediate(+1 and +2)

Ascent Classes

20172 yrs2019

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Headline

Backend Engineer @ Apollo 24|7 | Distributed Systems & Data Platforms | Java, Kafka, BigQuery, GCP | Built Systems Serving 30M+ Users | NITW EEE’23

About

Backend & Data Engineer focused on building scalable, low-latency distributed systems and data platforms in production. I’m a Backend & Data Engineer with ~3 years of experience at Apollo 24|7, building low-latency, high-throughput distributed systems and data platforms for a healthcare product serving 30M+ users across India. I specialize in designing and operating backend services, data ingestion pipelines, and platform infrastructure using Java, Python, BigQuery, Kafka, Pub/Sub, PostgreSQL, and Redis, with a strong focus on performance, reliability, and scalability. I’ve owned and operated multiple mission-critical backend and data systems end-to-end, including large-scale ingestion and orchestration pipelines powering analytics and operational workflows. I was the sole owner of the Apollo DAX data platform for several months, responsible for system design, optimization, production support, and platform reliability. These systems delivered measurable business impact — reducing data sync latency from weekly to 30 minutes (~97% improvement), accelerating pipelines from ~30 minutes to ~1 minute through parallel orchestration, and cutting infrastructure costs by ~50% via migration to the BigQuery Storage Write API. With strong expertise in distributed systems, API design, backend optimization, and production debugging, I collaborate closely with cross-functional teams in CI/CD-driven environments, using tools like Docker, Kubernetes, Terraform, Grafana, Kibana, and Graylog to operate systems at scale. I’m deeply interested in backend architecture, data infrastructure, and performance-critical systems, and I thrive in high-ownership, fast-moving product environments. Always open to technical discussions, system design deep dives, and connecting with engineers building at scale.

Location

Bengaluru

AI stack

antigravity

claude code

claude

cursor

deepseek

gemini

Work experience

Software Engineer at Apollo 24|7, Jun 2023 - Present · 3 yrs 4 mos, Banglore, - Built and scaled backend systems serving 30M+ users, designing distributed workflows across data pipelines and logistics systems. - Designed a push-based data migration system ensuring zero downtime and eliminating sync inconsistencies across environments. - Reduced data sync latency from weekly to 30 minutes and improved processing time by 97%+ through pipeline automation. - Optimized BigQuery pipelines (Storage Write API + UPSERT), cutting infrastructure costs by ~50%. - Engineered high-scale systems including rate limiting (1M/min → 200/min) and parallel processing (30 min → 1 min), improving reliability and throughput.

Software Development Intern at Apollo 24|7, Jan 2023 - May 2023 · 5 mos, Hyderabad, Telangana, India

Education

Electrical and Electronics Engineering, National Institute of Technology warangal

Intermediate(+1 and +2), Ascent Classes

Public links

leetcode: https://leetcode.com/vishnusrikanth6

Vishnu Srikanth Balaki - Software Engineer in Bengaluru | Tal