NodeJS Developer

Kardow; Toronto; On-site; CAD 90,000 - 130,000; Full time

Job summary

Iris Software Inc. in Toronto is seeking a Node.js Developer to design, build, and maintain scalable backend services and microservices using Node.js and TypeScript.

You will craft high-performance RESTful APIs, enforce security and reliability, and contribute to distributed systems with event schemas. Responsibilities include implementing event-driven architectures with Kafka, applying resilient messaging patterns, and collaborating with cross-functional teams to meet business requirements.

Qualifications

• Experience building scalable backend services with Node.js and TypeScript.
• Strong API design and implementation for distributed systems.
• Hands-on with MongoDB data models, indexes, and queries.
• Familiarity with event-driven architectures and Kafka messaging.
• Proficient testing (unit/integration) and CI practices.
• Focus on reliability, observability, and robust logging.

Responsibilities

• Design, develop, and maintain scalable backend services and microservices using Node.js and TypeScript.
• Build and enhance high-performance RESTful APIs, ensuring security, reliability, and maintainability.
• Define and implement service contracts, API specifications, and event schemas for distributed systems.
• Develop event-driven architectures using Kafka or similar messaging platforms for asynchronous processing.
• Implement resilient messaging patterns including retries, idempotency, DLQ, and versioning.
• Collaborate with cross-functional teams to design scalable backend solutions aligned with business needs.
• Design and optimize MongoDB data models, collections, indexes, and queries to support low-latency apps.
• Monitor, troubleshoot, and improve performance via query optimization, caching, and tuning.
• Ensure code quality through unit/integration tests, code reviews, and best practices.

Skills

Node.js

TypeScript

RESTful APIs

MongoDB

Testing & CI

Observability

Tools

Kafka

Job description

Position: NodeJS Developer: Location: Toronto ON Key Responsibilities

Design, develop, and maintain scalable backend services and microservices using Node.js and TypeScript.

• Build and enhance high-performance RESTful APIs, ensuring security, reliability, and maintainability.
• Define and implement service contracts, API specifications, and event schemas to support distributed systems.
• Develop and maintain event-driven architectures using Kafka or similar messaging platforms for asynchronous processing.
• Implement resilient messaging patterns including retry mechanisms, idempotency, dead-letter queues (DLQ), and event versioning.
• Collaborate with cross-functional teams to design scalable backend solutions aligned with business and product requirements.
• Design and optimize MongoDB data models, collections, indexes, and queries to support low-latency, high-throughput applications.
• Monitor, troubleshoot, and improve application performance through query optimization, caching strategies, and system tuning.
• Ensure code quality through unit testing, integration testing, code reviews, and adherence to engineering best practices.
• Drive system reliability, observability, and operational excellence by implementing logging, monitoring, error handling, and production support processes.

About Iris Software Inc.

• With 4,000+ associates and offices in India, U.S.A. and Canada, Iris Software delivers technology services and solutions that help clients complete fast, far-reaching digital transformations and achieve their business goals. A strategic partner to Fortune 500 and other top companies in financial services and many other industries, Iris provides a value-driven approach - a unique blend of highly-skilled specialists, software engineering expertise, cutting-edge technology, and flexible engagement models. High customer satisfaction has translated into long-standing relationships and preferred-partner status with many of our clients, who rely on our 30+ years of technical and domain expertise to future-proof their enterprises. Associates of Iris work on mission-critical applications supported by a workplace culture that has won numerous awards in the last few years, including Certified Great Place to Work in India
• Top 25 GPW in IT & IT-BPM
• Ambition Box Best Place to Work, #3 in IT/ITES
• and Top Workplace NJ-USA.