We are fueled by a moral imperative to advance mankind, and it all begins with our people, our product, and our purpose. Join an award-winning company that isn't just shaping the financial industry, but transforming it in ways that create meaningful, lasting impact for millions of people.

The Connectivity & Open Finance Team serves as the foundational pillar of our mission to engineer a data-driven financial ecosystem. We architect the critical infrastructure connecting thousands of financial institutions, facilitating secure, high-integrity, and standardized data exchange. Our engineers are currently leading the industry-wide transition from legacy data acquisition to sophisticated Financial Data Exchange (FDX) and FAPI-compliant API integrations, ensuring every platform interaction meets the highest standards of institutional security.

As we scale globally, the complexity of managing universal authentication standards (OAuth) and high-concurrency financial payloads necessitates a dedicated technical visionary. We are seeking a Lead Engineer who excels at the intersection of Ruby on Rails performance optimization and rigorous financial-grade security protocols.

As a Technical Lead, you will directly impact our growth by shortening the time-to-market for new financial partnerships. Your success will be measured by the resilience of our API connections, the speed of our data synchronization, and our ability to maintain a 'Zero-Trust' architecture that our clients and regulators can rely on.

- Direct the development of high-performance API backend systems using Ruby on Rails, serving as the primary engine for FDX-compliant data exchange.
- Design Leadership:



Lead the design and implementation of comprehensive, end-to-end OAuth session lifecycles.
- Build and maintain a cloud-native API framework emphasizing modularity to allow for seamless provider transitions with zero downtime.
- Strategic Partnership: Collaborate with Security and DevOps to deliver automated Dynamic Client Registration (DCR) and self-healing connectivity pipelines.
- Utilize Datadog to analyze system health, informing architectural iterations that reduce latency and maximize token refresh success rates.
- Quality Advocacy: Drive quality standards by implementing consumer-driven contract testing (Pact) and ensuring total compliance with FDX certification suites.
- 8+ years of qualified software engineering experience, including 5+ years of hands-on expertise in Ruby on Rails within API-first ecosystems.
- 3+ years in a Technical Leadership or Architectural role, specifically focused on OAuth or OpenID Connect implementations.
- Extensive experience in heavily regulated industries (Fintech, Banking) with a proven track record in data privacy and security compliance.
- Proficient in application boilerplate development and high-level system design patterns.
- Data Infrastructure:



Advanced proficiency in managing high-volume financial datasets utilizing BigQuery and PostgreSQL.
- Advanced Ruby Performance Tuning: Expertise in memory management and multi-threaded background processing for high-volume data ingestion.
- Open Source Leadership: Active contributor to relevant Ruby gems or financial API standards bodies.
- Technological Environment - Good to have experience
- Cloud Management: Experience managing cloud-based API infrastructure within GCP, including load balancing and automated certificate rotation.
- Open Banking Standards: Familiarity with the FDX framework or global Open Banking regulations.

Compensation

The expected earnings for this role could be comprised of a base salary and other forms of cash compensation, such as bonus or commissions as applicable.

This pay range is just one component of MX's total rewards package. MX takes a number of factors into account when determining individual starting pay, including job and level they are hired into, location, skillset, peer compensation.

~ Please note applicants applying for this position must have the legal right to work in India without the need for sponsorship. In this role, a significant aspect of the job involves working in the office for a standard 40-hour workweek. Being present in the office enables seamless communication, facilitates quick decision-making, and encourages spontaneous collaboration that contributes to the overall success of our projects. We value the synergy that comes from having our team members physically together, allowing for immediate problem-solving, idea exchange, and team building.

📌 Software Development Engineer, Sr (Chennai)
🏢 Mx sport
📍 Chennai