Paresh Bansal

Software Engineer

Noida, Uttar Pradesh, India1 yr 4 mos experience

Key Highlights

Architected high-performance backend systems at Paytm.
Improved media-access performance by 35%.
Designed scalable workflows for 100+ campaigns monthly.

Stackforce AI infers this person is a Backend Engineer specializing in Fintech solutions with a focus on scalable systems.

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Skills

Core Skills

JavaMicroservices

Other Skills

Spring FrameworkSpring SecurityAWSDockerKubernetesMySQLRedisKafkaELK StackCachingTemporal.ioFirebase Cloud MessagingMultithreadingAmazon Web Services (AWS)Java Concurrency

About

Backend Software Engineer at Paytm, focused on building scalable, high-performance backend systems using Java, Spring Boot, and Microservices. I design and maintain backend services that handle millions of transactions at scale, with a strong emphasis on performance, reliability, and clean architecture. What I do: • Build and optimize RESTful APIs and microservices for large-scale systems • Design efficient workflows and handle high-throughput data processing • Improve system observability using the ELK stack (logging & monitoring) • Work with MySQL, Redis, Kafka for data consistency, caching, and async processing • Deploy and manage services using Docker & Kubernetes I enjoy solving complex backend problems, improving system efficiency, and building cloud-native, highly available systems. 📌 Open to backend-focused opportunities where I can contribute to building scalable distributed systems and grow as a backend engineer.

Experience

1 yr 4 mos

Total Experience

1 yr 4 mos

Average Tenure

1 yr 4 mos

Current Experience

Paytm

2 roles

Software Engineer

Jan 2025 – Present · 1 yr 4 mos · Noida, Uttar Pradesh, India · On-site

Architected a Media Database Service to centralize campaign media assets (images, videos, templates) with metadata management; improved media-access performance by ~35% through optimized S3 integration and caching.
Developed scalable campaign workflows using Temporal.io, orchestrating 100+ campaigns monthly with near-zero downtime and enhanced reliability.
Refactored and consolidated 5–7 microservice API calls into unified workflows, reducing response times by ~30% and simplifying inter-service communication.
Integrated Firebase Cloud Messaging (FCM) into the notification system, improving push-delivery reliability by ~28%, increasing user reach for large campaign volumes.
Ensured 99.9% data consistency while migrating 170K+ campaign users using JPA transaction management and batched writes for high-performance and reliability.
Provided on-call production support for 100+ incidents and mentored junior developers, accelerating onboarding and improving team productivity.

Spring FrameworkSpring SecurityJavaMicroservicesAWSDocker+5

Software Engineer Internship

Aug 2024 – Jan 2025 · 5 mos · Noida, Uttar Pradesh, India · On-site

Designed and deployed gamification features (Spin the Wheel, Scratch Card, Lucky Draw) for millions of users; implemented a multithreaded scheduler to auto-activate campaigns, boosting scalability by ~40% and reducing latency by ~60%.
Built a secure redemption system supporting 10K+ concurrent users with 99.9% data integrity across 1M+ daily transactions, ensuring reliable reward processing at scale.

JavaMultithreading