Job
Description
Open position in multiple countries (India, Pakistan, Egypt). About the Role We’re looking for a Senior Backend Developer who can lead backend architecture, design RESTful APIs, and integrate intelligent systems into our mobile platform using Python , FastAPI , AWS , and ML-based recommendation engines . You’ll work closely with cross-functional teams including frontend, product, and data science — bringing new ideas to life while ensuring performance, scalability, and security. Key Responsibilities: Design and develop scalable backend services using Python and FastAPI . Build and maintain RESTful APIs for seamless communication between Flutter-based mobile apps and backend systems. Architect and manage cloud infrastructure on AWS , including ECS, EC2, Lambda, RDS, S3, CloudWatch, and CloudFront . Implement SQLAlchemy ORM and optimize PostgreSQL queries for high-performance database operations. Integrate machine learning models and recommendation systems (e.g., collaborative filtering, embeddings, NLP-based classification). Optimize cloud costs and implement budget tracking strategies across AWS and third-party platforms. Containerize and deploy services using Docker and orchestrate them in cloud environments. Collaborate with Agile teams to ship features quickly and efficiently. Ensure system reliability through monitoring, logging, and automated testing. Work on AI-driven content moderation , user behavior tracking , and personalization engines Mandatory Requirements: 5+ years of professional backend development experience. Strong proficiency in Python , especially with FastAPI . Deep knowledge of PostgreSQL , relational database design, and SQL optimization. Experience with SQLAlchemy ORM . Hands-on with AWS services : ECS, RDS, EC2, Lambda, S3, CloudWatch, CloudFront. Demonstrated ability in cost optimization and budget tracking on AWS or similar platforms. Experience with Docker and container orchestration (Kubernetes, ECS, etc.). Solid understanding of RESTful API design and JWT-based authentication . Excellent problem-solving skills and ability to work both independently and collaboratively. Experience working with Flutter or mobile app backend integration . Exposure to machine learning or recommendation systems (collaborative filtering, embeddings). Familiarity with NLP techniques for content classification/filtering. Experience with AI coding assistants like GitHub Copilot, Amazon CodeWhisperer, or ChatGPT. Knowledge of DevOps tools such as Terraform, Jenkins, or GitHub Actions. Strong technical writing and documentation skills. Experience in Agile/Scrum environments. Understanding of real-time data pipelines , event streaming (Kafka), or batch processing (Spark). What’s Offered? Full-time remote position. Build user-first products with global impact. Join a fast-moving, tech-driven team. Lead architecture decisions and mentor others. Competitive compensation and performance-based incentives. Opportunity to work on cutting-edge software projects in a collaborative environment. Supportive and innovative team culture with room for career advancement.
