Backend Developer (2-4 yoe)
Summary
Backend Developer (2-4 years experience) at CashBook, a YC-backed fintech providing UPI employee wallets for Indian businesses. Day to day: designing scalable systems and REST APIs, owning features end-to-end, and working with SQL/NoSQL databases on AWS or GCP.
CashBook is a YC-backed fintech helping Indian businesses control spending through UPI employee wallets. We have 3000+ businesses using our NPCI approved wallets to manage their expenses.
What you will do
Design scalable systems to solve novel problems with modern cloud technology and industry best practices.
Be responsible for the overall delivery and the solution architecture of the feature.
Own a functional area from product conception to delivery.
Understand the user and their behaviour and continuously contribute to make their experience better with each release.
Work with engineers, designers and senior leadership to turn our product and technical vision into a tangible roadmap every quarter.
You will continuously evaluate relevant technologies, influence and drive architecture and design discussions.
Work on multiple integrations to help improve the product.
What we look for in you
You have done BE/B.Tech in Computer Science or a related field with 2-4 years of relevant experience.
Knowledge in SQL and NoSQL databases like MySQL, Mongo, BigQuery, Redis and ElasticSearch with good working experience in at-least one of them.
Good understanding and knowledge of computer networking and protocols.
Experience in developing, testing and deploying large scale Rest APIs in any language or stack. Experience in Node.js or express.js is a plus.
Experience using either AWS or GCP stack.
Experience using AI-assisted development tools (e.g., Cursor, Claude Code, GitHub Copilot) to accelerate delivery while maintaining strong code quality, testing discipline, and security best practices.
You write high quality, well structured and tested code to meet the needs of your customers.
Good knowledge of multiple tech solutions and ability to pick the correct one for the given situation.
Passion for learning new things, solving challenging problems, writing code and a drive to improve in these skills.
Prior experience building products in fintech/payments/banking (or adjacent regulated domains) is a strong plus
Compensation
10-15L depending upon the candidate + ESOPs
Posted Sep 4, 2026
Seniority Mid-level
Hiring process
1
Coding Assessment
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