Senior Fullstack Engineer (React, Python, AWS)

About the role

Blend, a leading AI services provider, is looking for a Senior Fullstack Engineer to help build and scale modern web applications. You will work on both backend and frontend components, with a strong emphasis on backend architecture, performance, and AI‑powered features.

Key responsibilities

• Design, develop, and maintain backend services using Python and FastAPI, and frontend interfaces with React.
• Integrate AI‑powered features and collaborate with data‑science and ML teams.
• Gather requirements, deliver end‑to‑end features, and write clean, scalable code.
• Architect and implement cloud solutions on AWS, ensuring reliability and scalability.
• Create and maintain high‑performance, secure RESTful APIs.
• Optimize application performance across the stack for a seamless user experience.
• Participate in code reviews and provide constructive feedback.
• Troubleshoot, debug, and resolve full‑stack issues promptly.
• Stay up‑to‑date with emerging technologies, AI frameworks, and industry trends.

Required profile

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
• Strong proficiency in Python and FastAPI for backend development.
• Solid hands‑on experience with React for frontend development.
• Demonstrated experience building AI‑enabled applications or integrating LLMs.
• Practical experience with AWS services such as EC2, S3, Lambda, and RDS.
• Experience with relational and/or non‑relational databases.
• Familiarity with Git and collaborative development workflows.

Required skills

• Python
• FastAPI
• React
• AWS (EC2, S3, Lambda, RDS)
• RESTful API design
• Relational databases
• Non‑relational databases
• Git
• AI/LLM integration