Senior Software Engineer - FullStack

Role Description
We are looking for a passionate and experienced Senior Software Engineer - Fullstack to join our growing team at CoreShield Technologies. In this Onsite role based in Bangalore, you will take ownership of designing and developing robust backend systems.
You’ll play a key role in architectural decision-making, writing scalable code, and collaborating with cross-functional teams to deliver high-impact features.

Key Responsibilities

• Own end-to-end backend system design for complex, large-scale services
• Design and implement highly available, scalable, and secure microservices
• Drive architecture reviews, propose technical improvements, and lead design discussions
• Write clean, maintainable, production-grade code following best practices
• Lead code reviews and enforce high engineering standards
• Mentor junior engineers and conduct technical knowledge sharing sessions
• Optimize system performance for high throughput and low latency
• Collaborate with Product, QA, DevOps, and Security teams to deliver reliable releases
• Ensure compliance with security, data privacy, and performance SLAs
• Lead root cause analysis for production issues and drive long-term fixes
• Contribute to roadmap planning and technical strategy

Required Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field
• 5–8 years of strong backend engineering experience
• Deep expertise in React.js, JavaScript (ES6+), TypeScript
• Strong understanding of modern frontend architecture patterns

Hands-on experience with:

1. REST APIs & API integrations
2. Microservice-based backend integrations
3. WebSockets / SSE for real-time data
4. Docker-based development environments
5. CI/CD pipelines for frontend deployments

Experience with:

-HTML5, CSS3, SCSS, Tailwind / Material UI
-Component-driven architecture
-State management libraries
-Build tools (Webpack / Vite)

Solid understanding of:

1. Frontend performance optimization
2. Lazy loading & code splitting
3. Security best practices (JWT, OAuth2, RBAC)
4. Data visualization libraries (Chart.js / D3.js / ECharts)
5. Proven experience with performance tuning & scalability optimization

• Knowledge of security best practices (OAuth2, JWT, RBAC, encryption, secrets management)
• Experience in on-prem & cloud deployments
• Strong debugging and production troubleshooting skills
• Experience working in Agile/Scrum environments