Senior Software Engineer

Rafeeq is a leading technology-driven platform in Qatar, delivering millions of orders annually with high-performance and zero-downtime infrastructure. We operate large-scale distributed systems across AWS and GCP, powering real-time delivery, e-commerce, and booking services.

We are looking for a Senior Software Engineer to join our core engineering team and help design, build, and scale high-performance systems serving hundreds of thousands of users.

🔧 Key Responsibilities

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

• Architect and manage highly scalable infrastructure on AWS
  
  

• Design and optimize SQL and NoSQL databases (RDS, DynamoDB, MongoDB, Redis, etc.)
  
  

• Build and maintain real-time systems (WebSockets, Pub/Sub, real-time notifications, live tracking)
  
  

• Develop and maintain real-time communication APIs
  
  

• Implement high-availability, fault-tolerant distributed systems
  
  

• Optimize system performance for high-traffic production environments
  
  

• Work on search engine integrations and optimization (ElasticSearch, OpenSearch, or similar)
  
  

• Design clean, secure RESTful and event-driven APIs
  
  

• Improve CI/CD pipelines and DevOps workflows
  
  

• Lead code reviews and mentor mid/junior engineers
  
  

• Collaborate with product, mobile, and frontend teams to deliver end-to-end features
  
  

🧠 Required Technical Skills

Backend & Architecture

• 5+ years of experience in backend development
  
  

• Strong expertise in Node.js (Express, NestJS, or similar frameworks)
  
  

• Deep understanding of microservices architecture
  
  

• Experience with event-driven systems (Kafka, SQS, SNS, Pub/Sub)
  
  

Cloud & Infrastructure

• Strong experience with AWS:
  
  

  • EC2, ECS/EKS, Lambda
    
    

  • RDS, DynamoDB
    
    

  • S3, CloudFront
    
    

  • CloudWatch, IAM
    
    

• Experience designing highly scalable infrastructure
  
  

• Knowledge of auto-scaling, load balancing, caching strategies
  
  

Databases

• Advanced experience with:
  
  

  • SQL (MySQL, PostgreSQL)
    
    

  • NoSQL (MongoDB, DynamoDB)
    
    

  • Real-time databases (Redis, Firebase, etc.)
    
    

• Strong knowledge of indexing, query optimization, and database performance tuning
  
  

Real-Time Systems

• Experience building:
  
  

  • Live tracking systems
    
    

  • Real-time notifications
    
    

  • WebSocket-based communication
    
    

• Experience in scalable messaging systems
  
  

Search & Performance

• Experience with ElasticSearch / OpenSearch
  
  

• Search optimization, indexing strategies
  
  

• Handling large datasets and query performance
  
  

🎯 Nice to Have

• Experience in delivery, ride-hailing, or high-volume transactional platforms
  
  

• Experience with Kubernetes
  
  

• Experience with Infrastructure as Code (Terraform / CloudFormation)
  
  

• Knowledge of GCP
  
  

• Experience handling systems serving millions of requests daily
  
  

👤 Ideal Candidate

• Strong system design skills
  
  

• Problem solver with performance-first mindset
  
  

• Comfortable working in high-load production environments
  
  

• Takes ownership and drives technical decisions
  
  

• Mentors and elevates team members
  
  

• Startup mindset with enterprise-level discipline
  
  

📈 What We Offer

• Work on systems processing millions of transactions annually
  
  

• Opportunity to design large-scale architecture
  
  

• Competitive salary
  
  

• Leadership growth opportunities
  
  

Direct impact on product and infrastructure decisions