Onkar Joshi

Software Engineer

Mumbai, India3 yrs 10 mos experience

Key Highlights

  • Revamped core banking system improving transaction speed by 30%.
  • Engineered secure onboarding system reducing fraud by 25%.
  • Optimized SQL execution cutting database latency by 25%.
Stackforce AI infers this person is a Backend Engineer specializing in Fintech solutions with a focus on performance optimization.

Contact

Skills

Core Skills

JavaMicroservicesJavascriptNode.js

Other Skills

Spring FrameworkMySQLSpring BootRedisSQLCore JavaReact.jsMongoDBCore BankingAmazon S3Data InfrastructureWorkshop DevelopmentObject-Oriented Programming (OOP)Tailwind CSSCloud Computing

About

Backend engineer who thrives in large codebases, scales systems under load, and delivers performance gains that actually matter. 📧 joshionkar292@gmail.com

Experience

3 yrs 10 mos
Total Experience
1 yr 10 mos
Average Tenure
2 mos
Current Experience

Here technologies

SDE II

Mar 2026 – Present · 2 mos · Mumbai Metropolitan Region

M2p fintech

2 roles

SDE I

Dec 2024 – Feb 2026 · 1 yr 2 mos · On-site

  • Teamed with 10+ Senior Engineers to develop & revamp a robust core banking system using Java Spring Boot within a microservices architecture, that improved transaction processing speed by 30%, enhancing user experience significantly.
  • Implemented Redis for cache control which reduced server load by 40%, resulting in faster data retrieval times and improved application performance during peak usage hours.
  • Collaborated with cross-functional teams to revamp notification services into the banking system, optimizing customer service responses and reducing query resolution time by 25%.
  • Engaged in code reviews and agile development practices that increased team efficiency by 20%, fostering a culture of continuous improvement and innovation.
  • Optimized SQL query execution, cutting database latency by 25% and accelerating transaction
  • processing by 20%, enhancing system performance for multi-thousand concurrent users.
Spring FrameworkMySQLJavaMicroservices

SDE Intern

Jun 2024 – Dec 2024 · 6 mos · On-site

  • Engineered a secure customer onboarding system with OTP authentication, reducing fraudulent Signups by 25% and improving user activation rates.
  • Revamped legacy notification system using object-oriented design principles, reducing
  • db calls by 20% and improving system efficiency.
  • Standardized API documentation using OpenAPI (Swagger), improving discoverability and reducing time new developers take to access and understand APIs by 20%.
Spring BootCore JavaJavaMicroservices

Algodive

Software Engineer Intern

Jan 2024 – Jun 2024 · 5 mos · Remote

  • Revised a high-performance web app with Node js, React, optimizing MongoDB for 50K+ weekly requests.
  • Developed React-based user management with RBAC and JWT, reducing unauthorized access by 30%.
React.jsSQLJavaScriptNode.js

Acm, nit surat

Executive

Jun 2021 – Jun 2023 · 2 yrs

Education

Indian Institute of Information Technology Surat

Bachelor of Technology

Jan 2020 – Jan 2024

St. Joseph's High School

SSC

Jan 2010 – Jun 2018

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