Vaibhav Kumar Pandey

Software Engineer

Bengaluru, Karnataka, India3 yrs 4 mos experience

Most Likely To Switch

Key Highlights

Reduced UPI transaction latency by ~35x at P99.
Designed robust APIs for seamless payments.
Optimized app payment functionality for enhanced user experience.

Stackforce AI infers this person is a Backend Engineer specializing in Fintech solutions with a focus on performance and scalability.

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Skills

Core Skills

JavaSpring BootPostgresqlRest ApisMonitoring

Other Skills

Amazon DynamoDBAmazon Web Services (AWS)Apache KafkaC++Cascading Style Sheets (CSS)Data StructuresDatadogGradleGrafanaHTML5KotlinKubernetesNode.jsOpen APIOpenAPI

About

🚀 Software Engineer | Backend Developer | Problem Solver I’m a backend engineer passionate about building high-performance, scalable systems that solve real-world problems. With experience in fintech payments & banking systems, I enjoy optimizing critical services, designing APIs, and ensuring smooth user experiences at scale. 💡 What Drives Me? 🔹 Turning complex problems into efficient, production-ready solutions. 🔹 Optimizing system performance — e.g., reduced UPI transaction latency by ~35x at P99. 🔹 Designing robust APIs & integrations that power seamless payments, mandates, and banking workflows. 🔹 Leveraging data structures, algorithms, and system design to build scalable, resilient architectures. 🔧 Tech Stack & Interests: 🔹Programming: Java, Kotlin, C++, SQL 🔹Backend & Databases: Spring Boot, REST APIs, PostgreSQL, MySQL, DynamoDB, Redis 🔹Messaging & Streaming: Kafka, AWS SQS, SNS 🔹Cloud & DevOps: Docker, Kubernetes, AWS, CI/CD (Spinnaker, GitHub Actions) 🔹Monitoring & Tools: Grafana, Prometheus, Datadog, Retool, OpenAPI, IntelliJ, GitHub 🌟 I thrive in dynamic environments where performance, reliability, and scalability matter most. Whether it’s backend engineering, system design, or performance optimization, I’m always eager to learn, contribute, and create impact. Let’s connect and build something amazing together! 🚀

Experience

Jupiter

2 roles

Software Engineer 1 - Backend

Sep 2024 – Present · 1 yr 6 mos · Bengaluru, Karnataka, India · On-site

SDE Intern

Nov 2023 – Oct 2024 · 11 mos · Bengaluru, Karnataka, India · On-site

Integrated "Invest as you pay" Lottie on the Scan QR button, leading to a 2.5x increase in users entering the investment funnel, a 1.8x rise in user registrations, and significant growth in first-time investors and new Digital Gold users.
Implemented Rupay Credit Card NBA on the payment success screen, resulting in a weekly influx of 4k users and a daily influx of 600 users into the Rupay CC funnel, contributing to 5% of the overall TOF.
Collaborated with Jupiter’s payments team to optimize app payment functionality. Spearheaded development of dynamic pay page and RESTful APIs, enhancing user experience by streamlining processes and ensuring seamless data retrieval across system components.
Developed Grafana monitoring dashboards to visualize payment process performance, enabling real-time insights for issue identification and resolution. Contributed to overall reliability and efficiency of the payment system.
Utilized Feign clients and integrated circuit breakers to streamline HTTP communication between microservices, enhancing system resilience, fault isolation, and overall stability.
Utilized Java, Kotlin, Spring Boot, PostgreSQL, Prometheus, Grafana, Retool, OpenAPI, and Gradle for efficient backend development, database management, monitoring, dashboard creation, API specification, and dependency management respectively.

JavaKotlinSpring BootPostgreSQLPrometheusGrafana+3