Lead Full Stack Developer (SpringBoot + React/Angular) (B2B Multi-Tenant SaaS)

Fastcurve

Website: fastcurveservices.com
Job details:

We are looking for a Lead Full Stack Developer (5+ years experience) (SpringBoot + React/Angular) to design, build, and scale end-to-end systems for a B2B SaaS platform.

The role requires strong expertise across backend and frontend development, modern web architectures, and cloud-native systems, along with the ability to own features end-to-end.

In today’s AI-driven world, the candidate should leverage AI tools for faster development and be comfortable working with a go-getter, product-focused, full-stack mindset.

Work location is Noida.

Key Responsibilities and Requirements

• Own end-to-end architecture, including frontend, backend, and system scalability
• Design and develop high-performance, secure, and scalable full-stack applications
• Build and maintain robust APIs and microservices along with responsive UI
• Lead technical decisions across frontend, backend, databases, and integrations
• Ensure best practices in code quality, testing, observability, and performance
• Work on multi-tenant SaaS architecture, ensuring data isolation and scalability
• Develop intuitive, performant user interfaces aligned with product needs
• Collaborate closely with product, design, QA, and DevOps in Agile environment
• Mentor engineers, conduct code reviews, and drive engineering excellence
• Build systems with strong understanding of UX, frontend performance, and API consumption
• Quickly adapt to new technologies and drive implementation with minimal supervision
• Use AI tools to accelerate development, debugging, and code quality
• Integrate systems with AI/ML services (LLMs, APIs) where relevant
• Ensure smooth CI/CD integration and production reliability

Skill, Tools and Stack

• Frontend: React / Angular/ Vue (Open to cross learn), modern JavaScript (ES6+), HTML5, CSS3
• Backend: Java (Spring Boot) (Mandatory)
• Architecture: Microservices, Distributed Systems, Event-driven architecture
• APIs: REST, GraphQL, API design best practices
• Databases: PostgreSQL / MySQL, MongoDB, Redis
• Messaging & Streaming: Kafka / RabbitMQ
• Cloud & DevOps: AWS / GCP / Azure, Docker, Kubernetes
• CI/CD: Jenkins / GitHub Actions / GitLab CI
• AI in Development: ChatGPT, GitHub Copilot, AI-assisted coding workflows
• Strong understanding of multi-tenant B2B SaaS systems is mandatory

Good to Have

• Experience in high-scale systems or startup environments
• Exposure to AI/ML integrations, vector databases, or LLM-based features
• Knowledge of real-time systems (WebSockets, streaming architectures)
• Experience in Logistics, GRC, or similar enterprise domains

Click on Apply to know more.