Senior Full Stack Engineer ( JavaScript/TypeScript )

Company -RASONIX

Location- Bengaluru, Karnataka

Work Mode - Full time Work From Office (WFO)

Employment Type - Full-time

Experience- 6-9 years

Compensation - Best in industry, aligned with experience, ownership level, and technical depth

Role Mix - Approx. 80% hands-on engineering and 20% technical leadership

Shift - General day shift, MondayFriday; occasional overlap with US/client stakeholders as required

About the Role

RASONIX is looking for a hands-on Full Stack Engineer with deep JavaScript/TypeScript experience to own the architecture, development, performance, and delivery of enterprise-grade e-commerce, fintech, and internal operations systems. This is not a pure management role. The person should be comfortable writing production code, reviewing designs, debugging critical issues, mentoring developers, and making pragmatic architecture decisions in a fast-moving startup environment.

The role is ideal for someone who can work independently, convert ambiguous business problems into technical plans,



and take end-to-end ownership with minimal supervision.

Key Responsibilities

Architecture and Technical Ownership
- Own end-to-end technical architecture for enterprise e-commerce, fintech, admin, operations, logistics, and finance modules.
- Make practical architecture decisions across modular monoliths, microservices, event-driven services, queues, caching, search, and databases.
- Design scalable, secure, maintainable systems that balance speed of delivery with long-term engineering quality.
- Create and maintain technical documentation, architecture notes, implementation plans, and release-level technical decisions.
- Identify bottlenecks and drive improvements in performance, scalability, observability, reliability, and cloud cost efficiency.

Hands-on Full Stack Development
- Build and maintain production-grade frontend applications using Next.js, React.js, TypeScript, SSR/SSG/ISR patterns, and

📌 Senior Full Stack Engineer (Bengaluru)
🏢 Rasonix
📍 Bengaluru