Vaibhav Srivastava

Software Engineer

Noida, Uttar Pradesh, India10 mos experience

Key Highlights

Delivered core banking modules handling AED 4.4M+ monthly transactions.
Built secure integrations for compliant Aadhaar KYC.
Passionate about high-throughput systems and event-driven architecture.

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

Contact

vaibhsriva2001@gmail.com LinkedIn

Skills

Core Skills

JavaSpring Boot

Other Skills

OAuthAWS SQSAWS LambdaAPI OptimizationMySQLAmazon S3Amazon SQSPostgreSQLSpring WebfluxOptical Character Recognition (OCR)REST APIsHibernateSoftware DevelopmentFintech SystemsGit

About

Java Backend Developer Experienced in building scalable, reliable backend systems for fintech, B2B SaaS, and large consumer platforms. Delivered core banking modules handling AED 4.4M+ monthly transactions with focus on performance, security & clean code. Built secure DigiLocker integrations + custom OCR wrappers for Maruti Suzuki True Value — enabling compliant Aadhaar KYC and seamless onboarding flows. Passionate about high-throughput systems, event-driven architecture, and compliance at scale.

Experience

10 mos

Total Experience

10 mos

Average Tenure

Current Experience

Emizen tech

2 roles

Junior Java Developer

Mar 2025 – Jan 2026 · 10 mos · Noida, Uttar Pradesh, India

Client: Maruti Suzuki True Value
Contributed to backend infrastructure for India’s largest organized pre-owned car retail platform, enabling secure paperless KYC and compliance workflows.
Designed and implemented DigiLocker API integration for consent-based document exchange (Aadhaar, DL, RC) using OAuth, token management, and idempotency.
Built a custom Image OCR/Scanning API wrapper for text extraction, multi-page PDFs, format validation, and preprocessing for auto-KYC and fraud detection.
Worked on a central orchestration service using event-driven architecture (AWS SQS + Lambda) with fault-tolerant processing, retries, and monitoring.
Client: Zelo (IHC Global)
Developed scalable fintech backend systems supporting settlement and invoicing operations.
Built a Bank Guarantee processing module handling AED 4.4M+ monthly transactions with strong validation and consistency checks.
Improved API p90 latency by ~30% through query optimization, caching, and removing blocking calls.
Migrated legacy MySQL stored procedures to Java services; redesigned schema and indexing to reduce query time by ~20%.
Upgraded systems from Java 8 to Java 21, resolving deprecated APIs and modernizing build pipelines.
Strengthened authentication using reCAPTCHA (v2/v3) and Twilio OTP, reducing automated login attempts.
Re-architected login and registration flows into layered services with improved error handling and stability.
Maintained 85%+ unit test coverage (JUnit, Mockito) and enforced quality gates via SonarQube.
Collaborated closely with product and client stakeholders to deliver backend features aligned with business needs.

JavaSpring BootOAuthAWS SQSAWS LambdaAPI Optimization+1

Java intern

Dec 2024 – Feb 2025 · 2 mos · Noida, Uttar Pradesh, India

Created comprehensive product documentation for a legacy finance product, ensuring clear, up-to-date guides for features, workflows, and troubleshooting to support development and user teams.
Developed UiPath workflows to automate repetitive business processes, streamlining operations, reducing manual effort, and improving efficiency in document handling and approvals.
Worked on document save APIs to manage invoices and settlements, implementing secure storage, validation, and retrieval logic for financial records while ensuring data integrity and compliance.