KAKumar Aggarrwal
@kumaraggarrwal
Engineering leader specializing in scalable backend systems and lending platforms.
IndiaWhat I'm looking for
I am an engineering leader with over 10 years of experience building scalable backend systems across fintech, travel, telecom, and e-commerce. I specialize in lending platforms, distributed architectures, and backend performance optimizations that support high-volume transactions.
At my most recent role I mentored backend teams, modernized a Fineract core banking system with an 80% performance uplift, and scaled lending disbursements to ₹400 crore monthly while supporting ₹1,400 crore AUM. I have driven AI adoption and built CI/CD pipelines to increase release velocity and confidence.
I have led cross-functional work with Product, Risk, and Compliance to deliver revenue-impacting features, built Kafka-based resilient workflows, and migrated analytics to faster execution platforms. I also prototype AI/ML solutions using LangChain, HuggingFace, and vector search to accelerate reporting and stakeholder decision-making.
I bring hands-on technical expertise in backend engineering, mentoring, and system modernization, and I focus on delivering reliable, maintainable platforms that meet business and compliance needs.
Experience
Work history, roles, and key accomplishments
Technical Lead
Truecredits (Balancehero/Truebalance) India Pvt. Ltd
Sep 2022 - Aug 2025 (2 years 11 months)
Led a backend team and modernized a Fineract core banking system delivering an 80% performance uplift and zero-downtime high-volume transactions; scaled lending disbursements to ₹400 crore monthly and supported ₹1,400 crore AUM while adding recurring revenue through product-risk collaborations.
Senior Software Engineer
Deutsche Telekom Digital Labs
Jun 2020 - Aug 2022 (2 years 2 months)
Designed backend services for nationwide VLAN/IP allocation enabling automated assignment across billions of nodes and introduced hybrid DB+Elasticsearch search and reusable libraries, improving maintainability and reducing operating costs.
Senior Software Engineer
MakeMyTrip
Oct 2019 - Jun 2020 (8 months)
Led backend development for Corporate Flights and scaled the Fare-Alert feature to 75K RPS, improving consumer engagement and serving as technical point of contact between product and engineering.
Blockchain Developer
Chainthat
Mar 2019 - Aug 2019 (5 months)
Developed financial applications on Corda R3 and implemented CI/CD pipelines for frontend and backend using TeamCity and Azure DevOps to streamline deployments.
Software Engineer
Lenskart.com
Dec 2016 - Mar 2019 (2 years 3 months)
Built NightlySync to eliminate 6-hour downtime and developed subscription and microservices (Cart, Delivery) that contributed to recurring revenue and a 15% revenue impact from migrated services.
Software Engineer
Aricent Technologies
Oct 2014 - Dec 2016 (2 years 2 months)
Delivered end-to-end telecom solutions and designed SS7-INAP and SIP call flows, building a traffic allocator to handle high call volumes for Tier-1 carriers.
Software Developer (Intern)
Central Forensic Science Laboratory
Jan 2014 - May 2014 (4 months)
Built data-extraction tools and a facial recognition app (Eigenvalue PCA) with 92% accuracy to support criminal investigations and court testimonies.
Education
Degrees, certifications, and relevant coursework
UUUniversity Institute of Engineering and Technology, Panjab University
Bachelor of Engineering, Information Technology
2010 - 2014
Grade: 7.4/10
Completed a Bachelor of Engineering in Information Technology with a CGPA of 7.4/10, focusing on software engineering and systems.
Availability
Location
IndiaAuthorized to work in
Job categories
Skills
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