Architect and deliver secure, reliable, and scalable payment solutions that support core transaction lifecycles end-to-end.
Design and evolve payments frameworks, APIs, and flows including checkout forms, hosted payment pages, and payment links that accelerate product development and improve global adoption.
Guide system design trade-offs by balancing simplicity, performance, security, compliance, and cost throughout the payment journey.
Architect and evolve payment orchestration layers to intelligently route transactions across multiple providers, optimize costs, maximize authorization rates, ensure redundancy, and reduce regional or processor dependencies.
Anticipate fintech and regulatory trends to define an architectural vision that ensures competitiveness, compliance, and readiness for future payment innovations.
Enable frictionless checkout experiences with embedded forms, localized hosted flows, and customizable links that maximize conversion and minimize abandonment.
Support global readiness with diverse payment methods, multicurrency support, localized checkout experiences, and adherence to regional compliance requirements.
Partner across Product, Risk, Compliance, and UX to ensure payment architecture aligns with customer needs, regulatory demands, and business growth goals.
Provide technical thought leadership by mentoring engineers and architects, raising standards for design and execution in payment systems.
Champion engineering excellence through adoption of best practices, observability, metrics-driven improvements, and continuous innovation in payments transaction processing.
Simplify developer and partner adoption by defining clear SDKs, API contracts, webhooks, and integration tooling that ensure maintainability and long-term success.
Architect for high-volume transaction processing with redundancy, fault tolerance, disaster recovery, and cost efficiency built-in.
Strengthen risk, fraud, and dispute management with real-time monitoring, analytics, and adaptive defense mechanisms.

WHAT you'll NEED TO BE SUCCESSFUL

Education & Experience: BTech/BE in Computer Science, Engineering, or related discipline. 16+ years of experience in full-stack development and enterprise-scale architecture.

Technical Mastery: Expert-level experience with Java/Spring, data structures & algorithms, and building large-scale distributed systems. Deep understanding of system design, microservices frameworks (Spring Boot, Dropwizard, etc), PaaS environments, and modern web/cloud technologies (REST, gRPC, JSON, Protobufs). Strong background in database design, object modeling, and API ecosystem development. Awareness of trade-offs in architecture (scalability vs. cost, flexibility vs. complexity) to deliver long-term value. Architectural Vision:

Proven ability to design scalable, high-performance platforms supporting millions of users or transactions.
Track record of driving architecture roadmaps and influencing technical direction at the org or business-unit level.

Leadership & Collaboration:

Ability to influence without authority, guiding multiple engineering teams toward a common vision.
Excellent communication and storytelling skills to align executives, PMs, and engineers.
Experience mentoring and developing high-performing technical talent.

Mindset:

Passion for exploring and experimenting with emerging technologies to maintain technical edge.
Bias for action and simplification, ensuring speed without compromising stability.
Commitment to customer focus and business impact in technical decision-making.
Comfortable working in ambiguous, rapidly changing environments. Can balance engineering tradeoffs.

Additional Key Skills:

Experience in Payments would be a plus.

As part of our commitment to building an inclusive, high-performance culture where ZEOs feel inspired, connected and valued, we support ZEOs with:

Competitive compensation, corporate bonus program and performance rewards, company equity and retirement programs
Medical insurance
Generous, flexible time off
Paid holidays, wellness days and company wide end of year break
6 months fully paid parental leave
Learning & Development stipend
Opportunities to volunteer and give back, including charitable donation match
Free resources and support for your mental wellbeing

Principal Software Engineer

Job Description

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