Software Development Engineer – Brazil (São Paulo)
JUSPAY is a pioneering fintech company dedicated to providing secure, efficient, and seamless payment solutions. Our technology processes over 300M transactions daily with an annualized Total Payment Volume (TPV) of $1 trillion. Juspay has revolutionized the digital payment landscape with over 2.5 billion apps installed with Juspay SDKs.
As part of our Brazil expansion, you’ll build new Pix payment flows, localize features for the market, and contribute to strategic projects shaping next-gen authentication and checkout experiences with leading networks and banks
99.999% Availability | 300Mn+ Txns/day | 1-Click Experience
What you’ll be doing?
You’ll be working on the core problems pertaining to our Centres of Excellence. Each of our Centres of Excellence balance the dual of Framework Development (The Ideal) and Business Enablement (The Practical)
1. SDK: Building UI/UX experiences that enable frictionless user payments and empower merchants to manage payment options seamlessly.
- Implement frictionless one-tap flows like 1-Click Pix, Tap-to-Pay, and Click-to-Pay, using bank/network-based authentication with biometric and passkey experiences.
- Incorporating React Markups in ‘Presto’ (proprietary UI framework)
2. Backend: Business logic to handle evolving payment requirements (Open finance Pix flows, Local payment methods, Integrations, Authentication) flexibly.
- Biggest FP company with entire business logic in functional programming (Haskell)
- Concise expression of complex payment logic
- API integrations
3. Data Science: Intelligence from more than a billion transactions to enable automated and intelligent payment operations.
- Intelligent traffic routing
- Self-healing systems
- Automatic anomaly detection
- Intelligent payment assist
- AI-powered payment operations
- Aesthetic visualization of data
4. Infrastructure: Reliable and 99.999% available infrastructure powering payments for India and Brazil.
- Multi-DC architecture, including São Paulo region deployments
- Infrastructure DSL for unified management at scale
- Distributed computing in edge devices
- High-availability and disaster recovery for mission-critical Pix and network-scale payment paths
Apply if you are:
- Enthusiastic about architecting expansive frameworks using deep functional programming languages (Haskell)
- Interested in solving reliability & performance challenges at scale
- Passionate about developing low-code & no-code platforms within a framework to streamline application development
- Empowered to incorporate self-service features for end users to customize applications
- Excited about managing merchants (big & small) with zero issues
- Fluent in English and Portuguese, with strong communication skills
What’s in it for you?
Welcome to Day 0!
- You’ll hit the ground running on critical Pix flows, flagship projects with networks/banks, and enhanced payment features for Brazil
- Work on challenging problems that showcase your functional programming expertise
- Shape Brazil’s Pix adoption by powering thousands of merchants
- Advance your career from SDE to system architect, with mentorship from global leads
- Hybrid work model in São Paulo with flexibility to work remotely
