Jaspreet Sirswal

Software Engineer

Chandigarh, Chandigarh, India3 yrs 8 mos experience

Highly Stable

Key Highlights

Expert in designing microservices architectures.
Proven track record in optimizing system performance.
Experience in building scalable, production-grade systems.

Stackforce AI infers this person is a Backend-focused Software Engineer with expertise in high-performance distributed systems.

Contact

jaspreetsirswal2@gmail.com LinkedIn

Skills

Core Skills

Microservices ArchitectureSystem DesignSystem ReliabilityData SynchronizationBackend Development

Other Skills

MySQLMockitoCaffeine CacheGraphQLKongDFSJavaKafka ConnectBin logKafkaAerospikeDatabase Management System (DBMS)SQLC++RESTful APIs

About

Senior Software Developer with 3+ years of experience building and scaling high-performance distributed systems. I specialize in designing microservices architectures, optimizing system performance, and delivering reliable, cost-efficient backend solutions at scale. I have hands-on expertise in Java, Go, MySQL, NoSQL databases, Kafka, and AWS, with a proven track record of reducing latency, improving system reliability, and optimizing infrastructure costs through thoughtful system design and data-driven decisions. I enjoy solving complex backend challenges, working with cross-functional teams, and building scalable, production-grade systems that power impactful products.

Experience

3 yrs 8 mos

Total Experience

3 yrs 4 mos

Average Tenure

4 mos

Current Experience

Skillz

SDE 2

Dec 2025 – Present · 4 mos · Bengaluru, Karnataka, India · Hybrid

Dream11

2 roles

SDE 2

Promoted

Jul 2024 – Nov 2025 · 1 yr 4 mos · Mumbai, Maharashtra, India

Architected, developed, and scaled two high-throughput Dream11 homepage services handling
140M RPM, drove end to end system design (HLD/LLD), peer code reviews, and PRD to Tech refinements.
Architected and developed the Research Hub feature serving 200M+ users, drove HLD/LLD,
GraphQL schema + resolver design, coding, functional + unit testing. Achieved p99 latency of 15ms at 15M RPM through optimized caching and concurrency controls. [MySql, Mockito, Caffeine Cache, GraphQL, Kong]
Built DFS-based alert orchestration system, eliminating false alerts and reducing noise by 80% through a robust relative time extension model.[DFS, Java ]
Designed and implemented an event-driven data sync system for Aerospike; replacing cron driven jobs with Kafka based real time streams; reducing lineup delay from 80s → 5s and increased average CEA by ₹40 crore during tier-1 matches. [ Kafka Connect, Bin log, Kafka , MySQL, Aerospike]
Proposed & executed a POC on GraphQL resolver layer with intelligent caching, cutting downstream service invocations by ~40% decreasing throughput from 42.7M RPM to 23.5M RPM.[GraphQL, Caffeine Cache]
Led migration of GraphQL service from monolith to microservices, enabling clearer ownership and
scalability.

MySQLMockitoCaffeine CacheGraphQLKongDFS+7

SDE-1

Jul 2022 – Jul 2024 · 2 yrs · Mumbai, Maharashtra, India

Scaler

Problem Setter + Technical Content Reviewer

Feb 2022 – May 2022 · 3 mos · Bengaluru, Karnataka, India

Database Management System (DBMS)SQLC++

Ingenium education

Software Development Intern

Jun 2021 – Aug 2021 · 2 mos · India

Developed and integrated 2 Java-based backend APIs for console features
Wrote comprehensive unit tests with Mockito framework to ensure reliability.
[RESTful APIs, Mockito, Java, AWS S3, MySQL]

RESTful APIsMockitoJavaAWS S3MySQL

Slabs engineering private limited

Intern

Nov 2020 – Dec 2020 · 1 mo

Researched on New and Upcoming Major Precast Projects in World, New Potential Areas / Regions Developing in Precast in World.
Made a database of New customers of countries - Australia, Malaysia, North-Korea, and South Korea, Singapore.
Created format and content for New Brochure and created their reach to all the postal customers.
Was also responsible for SEO optimization, etc.

Diginique techlabs

Business Development Intern

Apr 2020 – Jun 2020 · 2 mos · Delhi, India

Created the Products database and Directory structure for all the product assets and monitored the performance of the product on various platforms.
Prepared strategies for tapping into the Institutewise collaboration, headed a transition process of the organization.
Was also responsible for QC of products, SEO optimization, etc.