Senior Backend Developer

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About the Role

We are seeking a Backend Developer to build and maintain scalable backend services, APIs, integrations, and business workflows that power core platform functionality. The ideal candidate will have strong experience with Node.js, TypeScript, and SQL databases and be capable of developing secure, reliable, and high-performance backend systems.

About A Blocks Nexus

A Blocks Nexus is building EnsureInsured, a blockchain-powered insurance verification and enforcement ecosystem designed to modernize insurance compliance, fraud prevention, policy verification, and regulatory enforcement through secure digital infrastructure.

The platform leverages Hyperledger Fabric, cloud-native architecture, mobile applications, government dashboards, insurer integrations, and modern API-driven services to create a trusted ecosystem connecting governments, insurers, enforcement agencies, and citizens.

As we scale our engineering organization, we are seeking an experienced Backend Developer (2 Positions) to help with backend software development.

AI-First Engineering Culture

EnsureInsured embraces an "AI first" software development approach. Candidates must demonstrate the ability to effectively utilize modern "AI powered" engineering tools such as ChatGPT, Claude, Gemini, Cursor, GitHub Copilot, Devin, Windsurf, or equivalent platforms to accelerate development, improve software quality, enhance testing, automate repetitive tasks, and increase engineering productivity. The successful candidate should be comfortable working in "a human plus AI" development environment while maintaining strong software engineering fundamentals, security awareness, and code quality standards.

Responsibilities

• Design, develop, and maintain scalable backend services and APIs.
• Build and manage business workflows, integrations, and data processing services.
• Develop secure, reliable, and high-performance RESTful APIs.
• Design and optimize database schemas, queries, and data access layers.
• Integrate backend services with external systems and third-party platforms.
• Collaborate with frontend, mobile, DevOps, security, and QA teams to deliver end-to-end solutions.
• Implement authentication, authorization, logging, and error-handling mechanisms.
• Ensure application performance, scalability, reliability, and maintainability.
• Write clean, well-documented, and testable code following engineering best practices.
• Troubleshoot production issues and participate in system monitoring and operational support.
• Contribute to code reviews, architecture discussions, and technical decision-making.
• Support deployment, testing, and continuous improvement initiatives.

Key Requirements

• 3+ years of experience in backend software development.
• Strong proficiency in Node.js and TypeScript.
• Hands-on experience developing applications using NestJS or similar backend frameworks.
• Strong experience designing and implementing RESTful APIs.
• Experience working with PostgreSQL or other relational SQL databases.
• Strong understanding of database design, query optimization, and data modeling principles.
• Experience integrating backend services with external APIs and third-party systems.
• Knowledge of authentication and authorization mechanisms such as JWT, OAuth 2.0, or similar technologies.
• Experience with Git and modern software development workflows.
• Understanding of software design patterns, clean architecture principles, and backend best practices.
• Strong debugging, troubleshooting, and problem-solving skills.

Benefits & Perks

• Competitive compensation package.
• Remote work option.
• Opportunity to build a globally scalable blockchain infrastructure platform.
• Exposure to blockchain, insurtech, govtech, and cloud-native technologies.
• Work with a highly collaborative and innovation-driven team.
• Significant career growth opportunities as the platform expands internationally.

You can also apply on A Blocks Nexus careers page at https://careers.ablocksnexus.com/job/171a338d-3759-4add-a18e-b5b463a7f368

Work Location: Hybrid remote in Hyderabad, Telangana (Hyderabad, Hyderabad District)