Backend Software Development Engine...

NikahForever seeks a high-ownership Backend Software Development Engineer in Delhi, India, to design, build, scale, and own backend systems end-to-end. This role requires a focus on scalable architecture, performance, reliability, and long-term maintainability, going beyond simple API development. You will manage systems handling real-world traffic and data, taking full responsibility from design through deployment and monitoring.

Key Responsibilities:

• Own backend services from architecture design to production deployment.
• Design scalable, modular, and fault-tolerant systems.
• Build high-performance Node.js + TypeScript services with SQL and PHP.
• Design and optimize RESTful APIs.
• Collaborate with infrastructure teams to enhance scalability, reliability, and cost-efficiency.
• Optimize database schema, indexes, and query performance for MySQL.
• Write clean, testable, and maintainable code.
• Participate in code reviews and architectural discussions.
• Debug production issues and conduct root-cause analysis.
• Continuously improve system performance and developer productivity.

Technical Requirements:

• Strong hands-on experience with Node.js, Express.js, and SQL.
• Production experience with TypeScript.
• Deep understanding of asynchronous programming, event loop, and concurrency.
• Experience designing modular and scalable backend architectures.
• Strong problem-solving skills with Data Structures and Algorithms (DSA) fundamentals.
• Understanding of time/space trade-offs and their application in real-world backend problems.

Database Expertise:

• Strong knowledge of MySQL, including schema design, indexing strategies, query optimization, and handling large datasets.

DevOps and Infrastructure:

• Experience deploying and managing services on AWS (EC2, S3, RDS) with basic IAM knowledge.
• Comfortable working in Ubuntu/Linux environments.
• Hands-on experience with Docker, including containerization and multi-stage builds.
• Working knowledge of Kubernetes (Pods, Services, Deployments) and basic scaling concepts.
• Familiarity with CLI-based workflows for debugging and operations.

Version Control and Collaboration:

• Strong experience with Git & GitHub, including PR-driven development and code reviews.

Developer Tools and AI:

• Experience using AI tools like Cursor, Codex, Copilot for faster development, code refactoring, debugging, and documentation.

What defines success:

• Taking ownership and proactively identifying areas for improvement.
• Prioritizing scalability and reliability alongside feature delivery.
• Focusing on performance, observability, and cost-efficiency.
• Writing code that scales effectively with both traffic and team growth.

Preferred Skills:

• Exposure to microservices architecture.
• Experience with caching (Redis / in-memory caching).
• Basic knowledge of message queues / background jobs.
• Understanding of system design fundamentals.
• Experience with monitoring, logging, and alerting tools.
• Familiarity with process management tools like PM2 and graceful shutdowns.

Growth Opportunities:

• Designing production-grade scalable systems.
• Handling high-traffic backend services.
• Making architecture decisions with real-world constraints.
• Gaining end-to-end ownership of backend services.
• Exposure to advanced system design concepts.

Ideal Candidate Profile:

• Engineers seeking genuine ownership and impactful work.
• Developers passionate about scale, performance, and architecture.
• Problem-solvers who enjoy tackling complex backend challenges.
• Individuals aspiring to grow into SDE-2 or Backend Lead roles.