VIKASH KUMAR profile photo 1 on Tal

VIKASH KUMAR

Senior Software Engineer @ Stanza Living | Ex - Airtel | Backend Developer in Java, Spring Boot | IIITA Grad 2k22

Gurugram

4+ years of work experience

Stanza Living
Aug 20242 yrs 1 moPresent

Gurugram, Haryana, India

I’m currently part of the Operations Backend team at Stanza Living, where I focus on designing scalable and event-driven backend systems for key operational modules like Laundry, Electricity, and Support. I recently built an event-driven ticket workflow using Redis ZSET to prioritize and route tickets in real time, helping calling agents manage workloads more efficiently. To handle ticket snoozing and reactivation without schedulers, I implemented a lightweight mechanism using Redis key expiry events — making the system fully asynchronous and self-managed. I also integrated QMTT for instant communication between agents and managers, ensuring real-time ticket updates and SLA visibility. Beyond this, I led the backend development of a complete electricity integration system from scratch, which included vendor API integration, webhook-driven updates, and optimized data design in PostgreSQL and DynamoDB. These efforts collectively improved ticket resolution time by around 35% and made our operations data flow more reliable and transparent.
Airtel Digital
Jul 20222 yrs 2 mosAug 2024

Gurugram, Haryana, India

At Airtel Digital, I worked as a backend engineer on platform-level services, contributing to the design, development, and optimization of multiple microservices used across business teams. My work mainly revolved around building RESTful APIs, ensuring smooth integration between services, and improving the reliability and scalability of existing systems. One of my key projects was the Outbound Dialler Integration, where I implemented real-time communication using Server-Sent Events (SSE) to streamline lead calling workflows. This system handled cases like unconnected calls, promise-to-pay scenarios, and callbacks — improving call efficiency and agent productivity. I also optimized database queries, implemented caching strategies, and resolved several production-level issues to enhance system stability. The experience gave me a solid foundation in designing scalable backend architectures, improving system performance, and collaborating closely with cross-functional teams to deliver production-grade software in fast-paced environments.
Docquity
Jan 20226 mosJun 2022

Gurugram, Haryana, India

During my internship at Docquity, I worked on the development of a healthcare e-commerce platform where I gained practical experience in full-stack web development. I contributed to building both frontend and backend components, developed REST APIs, and implemented modular features to enhance system usability and performance. My work included improving video streaming by integrating an advanced player, refining product search and filter functionality, and ensuring smoother communication between the frontend and backend services. The project gave me strong exposure to scalable web architecture, data flow handling, and API design principles — forming the foundation for my transition into backend engineering. Tech Stack: Angular, NodeJS, JavaScript, MySQL, HTML, CSS

VIKASH’s AI Stack

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Education

Indian Institute Of Information Technology allahabad

Bachelor of Technology - BTech, Information Technology

Indian Institute Of Information Technology allahabad

20184 yrs2022

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Headline

Senior Software Engineer @ Stanza Living | Ex - Airtel | Backend Developer in Java, Spring Boot | IIITA Grad 2k22

About

I’m a Backend Developer passionate about building scalable, event-driven systems and clean architectures that solve real operational problems. With over 3.5+ years of hands-on experience in Java, Spring Boot, and distributed backend systems, I enjoy designing APIs, optimizing performance, and bringing reliability to production services. At Stanza Living, I built a Redis ZSET–based ticket workflow automation system, integrating real-time event handling and snoozing logic using Redis key expiry events — eliminating schedulers and improving ticket resolution efficiency by 35%. I also led the backend development for an electricity integration project, handling end-to-end vendor API design, webhook-driven event flows, and optimized database schemas in PostgreSQL and DynamoDB. Previously at Airtel Digital, I contributed to platform-level backend integrations, including Outbound Dialler setup with SSE-based real-time communication, ensuring smooth lead management across multiple use cases. I’m deeply interested in microservices, distributed systems, and backend performance optimization, and enjoy collaborating on system design discussions that bring scalable impact. Tech Stack: Java, Spring Boot, PostgreSQL, DynamoDB, Redis (ZSET, Key Events), Kafka, RabbitMQ, AWS, Docker, GitHub Actions

Location

Gurugram

AI stack

opencode

claudecode

Work experience

Senior Software Engineer at Stanza Living, Aug 2024 - Present · 2 yrs 1 mo, Gurugram, Haryana, India, I’m currently part of the Operations Backend team at Stanza Living, where I focus on designing scalable and event-driven backend systems for key operational modules like Laundry, Electricity, and Support. I recently built an event-driven ticket workflow using Redis ZSET to prioritize and route tickets in real time, helping calling agents manage workloads more efficiently. To handle ticket snoozing and reactivation without schedulers, I implemented a lightweight mechanism using Redis key expiry events — making the system fully asynchronous and self-managed. I also integrated QMTT for instant communication between agents and managers, ensuring real-time ticket updates and SLA visibility. Beyond this, I led the backend development of a complete electricity integration system from scratch, which included vendor API integration, webhook-driven updates, and optimized data design in PostgreSQL and DynamoDB. These efforts collectively improved ticket resolution time by around 35% and made our operations data flow more reliable and transparent.

Software Engineer at Airtel Digital, Jul 2022 - Aug 2024 · 2 yrs 2 mos, Gurugram, Haryana, India, At Airtel Digital, I worked as a backend engineer on platform-level services, contributing to the design, development, and optimization of multiple microservices used across business teams. My work mainly revolved around building RESTful APIs, ensuring smooth integration between services, and improving the reliability and scalability of existing systems. One of my key projects was the Outbound Dialler Integration, where I implemented real-time communication using Server-Sent Events (SSE) to streamline lead calling workflows. This system handled cases like unconnected calls, promise-to-pay scenarios, and callbacks — improving call efficiency and agent productivity. I also optimized database queries, implemented caching strategies, and resolved several production-level issues to enhance system stability. The experience gave me a solid foundation in designing scalable backend architectures, improving system performance, and collaborating closely with cross-functional teams to deliver production-grade software in fast-paced environments.

SDE Intern at Docquity, Jan 2022 - Jun 2022 · 6 mos, Gurugram, Haryana, India, During my internship at Docquity, I worked on the development of a healthcare e-commerce platform where I gained practical experience in full-stack web development. I contributed to building both frontend and backend components, developed REST APIs, and implemented modular features to enhance system usability and performance. My work included improving video streaming by integrating an advanced player, refining product search and filter functionality, and ensuring smoother communication between the frontend and backend services. The project gave me strong exposure to scalable web architecture, data flow handling, and API design principles — forming the foundation for my transition into backend engineering. Tech Stack: Angular, NodeJS, JavaScript, MySQL, HTML, CSS

Education

Bachelor of Technology - BTech, Information Technology, Indian Institute Of Information Technology allahabad

Public links

github: https://github.com/iit2018110