Senior Software Engineer (SDE 3) — Frontend
Skills
About the role
Company Description
About MastersIndia
MastersIndia is a leading technology company building compliance-focused SaaS products that simplify complex business processes like GST, e-invoicing, and e-way bills. We work at scale, handle mission-critical systems, and believe in strong engineering ownership.
Job Description
We are looking for a Senior Software Engineer (SDE 3) to design, build, and scale modern SaaS products. This role goes beyond feature delivery. You will:
shape system architecture
build intelligent product experiences
leverage AI to improve both product capabilities and developer productivity
mentor engineers and drive engineering excellence
You will work closely with product, design, data, and platform teams to deliver reliable, scalable, and intuitive solutions.
Key Responsibilities
AI-Enabled Product & System Engineering
Design and build scalable, maintainable, and high-performance systems
Own features end-to-end: design development deployment monitoring
Build intelligent product features using LLMs and AI services
Develop user experiences & AI-powered workflows such as:
smart automation, data extraction, conversational interfaces & copilots
summarization & insights
anomaly detection & intelligent alerts
Ensure responsible AI usage, privacy, and reliability
Collaboration & Leadership
Mentor engineers and raise the technical bar across teams
Collaborate with product managers and designers to shape solutions
Lead technical discussions and influence engineering decisions
Promote a culture of ownership, quality, and continuous improvement
Required Skills & Experience
Core Engineering
5+ years of software development experience building modern web applications
Strong expertise in React & TypeScript and component-driven architecture
Experience building and scaling production SaaS applications
Experience with design systems and UI frameworks (Ant Design, Tailwind, MUI, or similar)
Strong understanding of API integration, asynchronous data handling, and state management
Solid fundamentals in system design, performance optimization, and browser rendering
Experience improving application performance, accessibility, and responsiveness
Familiarity with frontend testing, debugging, and maintainability best practices
AI & Modern Development
Experience integrating AI/LLM APIs into production systems
Understanding of prompt design, response handling, and AI reliability patterns
Experience building AI-powered product features or workflows
Familiarity with AI-assisted developer tools and workflows
Scalability & Reliability
Experience designing high-availability and fault-tolerant systems
Observability: logging, monitoring, tracing
Performance optimization and debugging production issues
Good to Have
Experience with event-driven architectures and streaming systems
Knowledge of search, analytics, or data pipelines
Experience designing multi-tenant SaaS architectures
Security & compliance best practices for enterprise software
Experience with usage-based billing, audit trails, or compliance systems
Questions about this role
How do I apply to this Senior Software Engineer (SDE 3) — Frontend role at Masters India Private Limited?
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