Suraj Raj

Co-Founder

Bangalore Urban, Karnataka, India7 yrs 6 mos experience

Most Likely To SwitchAI ML Practitioner

Key Highlights

Led multi-tenant system re-architecture for scalability.
Built generative AI tools for code review and vulnerability scanning.
Created a co-lending SaaS platform enhancing financial processes.

Stackforce AI infers this person is a Fintech Architect with extensive experience in scalable software solutions.

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Skills

Core Skills

Technical LeadershipSoftware DevelopmentGenerative AiMicroservicesFull-stack DevelopmentTeam BuildingLeadership

Other Skills

Agile MethodologiesAmazon Web Services (AWS)AngularApache AirflowApache KafkaApache SparkContinuous Integration and Continuous Delivery (CI/CD)DevOpsDistributed SystemsDockerFront-end DevelopmentGo (Programming Language)GoLangHTML5Java

About

I’m an Architect at Navi, currently leading the development of systems within the Debt Management & Collections team. With expertise in Java, Kotlin, GoLang, and Python, I focus on building scalable, cloud-native solutions that optimize financial processes. I balance hands-on technical work with leadership, mentoring my team and ensuring timely delivery of impactful features. Passionate about problem-solving and continuous learning, I strive to drive innovation and improve system performance in fast-paced environments.

Experience

Navi

5 roles

Architect

Promoted

Jan 2025 – Present · 1 yr 2 mos

Technical LeadershipPeople ManagementJavaKotlinGoLangPython+1

Tech Lead

Jan 2024 – Jan 2025 · 1 yr

Managed a team of 5 directly and served as tech lead for a 25-member team, driving key technical decisions and execution.
Led end-to-end re-architecture of the collections system, making it multi-tenant and scalable — from ideation and resource planning to go-live.
Drove development of a reactive messaging client for Navi applications with dynamic management capabilities.
Built a generative AI–powered PR reviewer and code vulnerability scanner using Tree-sitter AST, enabling context-aware analysis across codebases.

People ManagementTechnical LeadershipPrompt EngineeringLarge Language Models (LLM)Generative AIReactive Programming+1

Software Development Engineer III

Promoted

Jul 2022 – Jan 2024 · 1 yr 6 mos

Designed and developed the co-lending business vertical for Navi, contributing to the creation of Navi Lending Cloud (NLC), a SaaS-based platform for co-lenders.
Built a GenAI abstraction layer to integrate with any LLM provider, and led its scale-up for customer communication and AI-driven chat support by guiding design and implementation across teams.
Built a Kafka Consumer Proxy that optimized Kafka scalability across multiple microservices, reducing partition counts and lowering operational costs.
Developed a configuration-based API integration framework enabling seamless, no-code API integrations through JSON configurations.
Contributed to building internal frameworks for chaos testing and contract testing to improve system reliability and resilience.

Apache KafkaSpring BootMicroservicesPrompt EngineeringApache AirflowKotlin+6

Software Development Engineer II

Promoted

Jan 2022 – Jul 2022 · 6 mos

Led the design and development of the underwriting journey for Navi Home Loans.
Migrated complex business and risk rules from hardcoded logic to a dynamic rule engine, increasing flexibility and maintainability.
Developed a feature generation service with an integrated feature store for real-time feature management, shadow capabilities, and back-population.

Apache KafkaSpring BootMicroservicesSoftware DevelopmentGo (Programming Language)

Software Development Engineer I

Aug 2021 – Jan 2022 · 5 mos

Designed and implemented a deterministic throughput-controlled framework to integrate with third-party services, enhancing system efficiency.
Worked on the integration of various decisioning, pricing, and amount models into Navi’s Personal Loan platform.

Apache KafkaSpring BootMicroservicesSoftware DevelopmentGo (Programming Language)

Infosys

Digital Specialist Engineer

Aug 2020 – Aug 2021 · 1 yr · Hyderabad, Telangana, India · Remote

Worked on Infosys' platform based offering for Devops i.e the Infosys Devops Platform.
Worked on the complete revamp of Infosys' Developer Analytics platform which included the design, UI development (Angular), and REST services development.
Worked on breaking down an existing monolithic service into multiple microservices for improved scalability, modularity, and easier maintenance.

Spring BootFull-Stack DevelopmentMicroservicesAngularSoftware Development

Webtek labs pvt. ltd.

Intern

Jun 2019 – Aug 2019 · 2 mos

Used predictive analytics through churn prediction model to predict customer churn by accessing their propensity of risk to churn, and to generate a prioritized list of potential defectors.

Software DevelopmentMachine Learning