Backend Lead

Responsibilities:
Architect, design, and develop secure, scalable, modular backend services for the platform using modern Python frameworks (Flask/FastAPI) and MySQL.
Lead all aspects of backend development for high-performance, data-intensive workflows in billings, collections, and finance automation.
Mentor and guide backend engineers, fostering the adoption of industry best practices in code quality, testing, reviews, and documentation.
Design and maintain robust data models, ensuring high throughput and data integrity.
Implement asynchronous and offline processing jobs for billing/collections operations, reconciliation, and invoicing at scale.
Oversee integration of workflows with APIs (ERP, accounting, payments, reconciliation).
Solve complex technical challenges, from distributed architecture to real-time data collaboration.
Own and drive backend architecture decisions for security, scaling, and reliability.
Champion DevOps best practices for CI/CD, observability, monitoring, and deployment.
Requirements:
6-8 years' hands-on experience architecting, developing, and scaling modern backend systems, preferably SaaS/B2B.
Expert-level proficiency in Python (Flask/FastAPI), with a solid understanding of OOP and design patterns.
Experience designing and optimizing relational database schemas (MySQL/Postgres) for large, transactional data sets.
Proven track record leading backend teams/projects, setting technical direction, and mentoring engineers.
Deep understanding of API design, OAuth, webhooks, and integrations (ERP/accounting/payments).
Experience with async architectures, background job queues (Celery, Redis, etc. ), and event-driven workflows.
Adept at debugging, profiling, and performance tuning high-availability systems.
Passion for automation, financial technology, and collaborative product building.
Startup/SaaS/fintech experience is highly valued.

Experience
7-10 yrs