Principal Architect

Liminal Custody; Bengaluru; On-site; INR 12,00,000 - 15,00,000; Full time

Job summary

A leading technology firm in Bengaluru is seeking an experienced Principal Architect to design scalable backend architectures and lead the development of blockchain integrated systems. The ideal candidate must have over 15 years of backend development experience, strong skills in Node.js and TypeScript/JavaScript, and a deep understanding of blockchain technology. This role requires providing technical leadership across cross-functional teams and compliance with industry standards.

Qualifications

• 15+ years of experience in backend development and system architecture.
• Proven experience designing and implementing scalable backend systems using Node.js and TypeScript/JavaScript.
• Strong expertise in MySQL or other relational databases.

Responsibilities

• Design and define high-level backend architecture and system components.
• Lead the design and integration of blockchain components into product ecosystems.
• Conduct architecture reviews and enforce standards.

Skills

Backend systems design

Blockchain technology

Node.js

TypeScript/JavaScript

MySQL

Job description

We are seeking an experienced and highly skilled Principal Architect with deep expertise in backend systems design and blockchain technology. The ideal candidate will be responsible for designing scalable backend architectures, leading the development of secure and efficient blockchain/cryptocurrency integrated systems, and providing technical leadership to cross-functional teams. The ideal candidate should also have worked extensively with Node.js, TypeScript/JavaScript, and MySQL, and must bring deep architectural and system design experience.

Responsibilities:

• Design and define high-level backend architecture and system components, ensuring scalability, performance, security, and reliability.
• Lead the design and integration of blockchain components into existing and new product ecosystems.
• Define and enforce architectural standards and guidelines; conduct architecture reviews.
• Collaborate closely with Product, Engineering, and Security teams to deliver well-architected and scalable solutions.
• Evaluate and integrate emerging technologies and blockchain protocols suitable for business use cases.
• Drive POCs and technical feasibility assessments for new products and features.
• Conduct code reviews and mentor engineers on architectural principles and modern development techniques.
• Ensure security, data integrity, and compliance with industry best practices and standards.

Requirements:

• 15+ years of experience in backend development and system architecture.
• Proven experience designing and implementing scalable backend systems using Node.js and TypeScript/JavaScript.
• Strong expertise in MySQL or other relational databases.
• Hands-on experience with blockchain protocols, smart contracts, or decentralized application development.
• Solid understanding of RESTful APIs, microservices, event-driven architecture, and authentication protocols (OAuth, JWT, etc. ).
• Exposure to cloud platforms such as AWS, GCP, or Azure.
• Good to have - experience with Layer 1/Layer 2 blockchain solutions (e. g., Ethereum, Polygon, Solana).