Senior Principal Node.js Engineer (Remote)KloudOpp Limited • Lagos, Nigeria
Senior Principal Node.js Engineer (Remote)
KloudOpp Limited • Lagos, Nigeria
15 days ago
Job descriptionKloudOpp Limited is seeking an elite Senior Principal Node.js Engineer with deep expertise across the complete Node.js ecosystem including Node.js 10 ? 22, modern JavaScript (ES6 ? ES2024), TypeScript, backend frameworks, cloud-native design, and distributed microservices. This role is for a senior technical leader who has architected, built, and delivered enterprise-grade systems, cloud-native microservices, secure backend applications, and highly complex business logicdriven platforms across FinTech, HealthTech, Blockchain, and Logistics. You must be hands-on, advanced in modern backend engineering, comfortable with live system troubleshooting, and capable of teaching and mentoring at a senior level. A security background check, rigorous technical assessment, and GitHub repositories showcasing real work are mandatory. Architect and build scalable, cloud-native microservices using Node.js and TypeScript. Design modern, secure monolithic backend systems where domain cohesion is appropriate. Apply Domain-Driven Design (DDD), Clean Architecture, Hexagonal Architecture, CQRS, and Event-Driven patterns. Implement high-performance services using async / await, streams, workers, clustering, and event loops. Express.js NestJS Fastify Koa Hapi Serverless Framework (AWS Lambda, Azure Functions, Cloud Functions) GraphQL (Apollo, Yoga, Mercurius) Build, deploy, and operate Node.js applications on AWS, Azure, or GCP. Design and maintain CI / CD pipelines, Docker-based workflows, and Kubernetes deployments. Implement observability : logging, metrics, tracing, distributed monitoring, and incident response. Hands-on work with SQL & NoSQL systems : PostgreSQL, MySQL, MongoDB, DynamoDB, Redis, Cassandra, Elasticsearch. Build event-driven data flows using Kafka, RabbitMQ, NATS, SQS, Pub / Sub, or similar. Design transaction-safe workflows, caching strategies, and scalable data architecture. Build secure APIs and enterprise applications following OWASP, PCI-DSS, HIPAA, ISO 27001, or industry equivalents. Implement OAuth2, JWT, RBAC, secrets management, encryption, rate limiting, throttling, and zero-trust patterns. Participate in and pass the required security and background check. Mentor engineering teams through code reviews, architecture sessions, and live technical workshops. Teach internal learners or trainees as needed. Work on live client projects, deliver demos, create engineering documentation, and support PoCs. 10+ years of backend engineering experience. Expertise in Node.js 10 ? 22, modern JavaScript (ES6+), and TypeScript. Proven delivery of cloud-native microservices and distributed systems at enterprise scale. Strong experience delivering solutions in FinTech, HealthTech, Logistics, and Blockchain. DevOps experience with AWS / Azure / GCP. Strong SQL & NoSQL database experience. Ability to teach and mentor at a high level. Must pass security background checks. Must pass a rigorous technical assessment. 100% Remote Work collaborate globally Build mission-critical enterprise systems across major industries Work on live client projects with real-world impact Opportunity to teach, mentor, and shape engineering culture Fast-track to Principal Architect and Distinguished Engineer career paths.
Job title : Senior Principal Node.js Engineer (Remote)
Job Location : Lagos
Deadline : December 31, 2025
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About the Role
Key Responsibilities
Architecture & Engineering :
Backend Frameworks & Services :
Expert-level experience in at least :
Cloud, DevOps & Infrastructure :
Database & Storage
Security & Compliance :
Teaching, Leadership & Collaboration :
Required Experience
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Senior Engineer • Lagos, Nigeria
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