Back End Developer

1 day ago

Gurgaon, Haryana, India Sirius AI Full time

About SiriusAI

Sirius AI is a US headquartered AI Consulting services and products company with operations in India. Sirius AI focuses on Financial Services enterprises and solutions / services delivered across multiple geographies. We are an innovation-driven AI and data driven consulting services firm with a high focus on delivering business outcomes for our clients. The Sirius AI team is a mix of talent from a diverse background of Consulting, Industry and Product companies which bring together their Data, Platform, Ecosystem, Technology, Project management and AI skills to develop new solutions and deliver client engagements.

Role Overview

We are looking for a highly skilled
Senior Python Backend Developer
with 7–10 years of experience to design, develop, and scale robust backend systems. The ideal candidate will have strong expertise in Python, backend architecture, and cloud-based systems, and will collaborate closely with data science, AI/ML, and frontend teams.

Key Responsibilities

  • Design, develop, and maintain scalable backend services using Python
  • Build and optimize RESTful / GraphQL APIs
  • Develop backend systems that support AI/ML and GenAI workloads
  • Work with databases (SQL & NoSQL) to ensure performance and reliability
  • Implement secure, high-performance, and reusable backend components
  • Collaborate with frontend, data science, and DevOps teams
  • Optimize applications for speed, scalability, and reliability
  • Participate in architecture discussions and technical decision-making
  • Ensure best practices for code quality, testing, and documentation
  • Mentor junior developers and contribute to team growth.

Required Skills & Qualifications

  • 7–10 years of hands-on experience in Python backend development
  • Strong experience with frameworks such as Django, Flask, or FastAPI
  • Expertise in API development and backend architecture
  • Experience with SQL (PostgreSQL/MySQL) and NoSQL (MongoDB, Redis, etc.)
  • Strong understanding of microservices architecture
  • Experience working with cloud platforms (AWS / Azure / GCP)
  • Familiarity with Docker, CI/CD pipelines
  • Solid understanding of authentication, authorization, and security best practices
  • Experience working in agile development environments

Good to Have

  • Exposure to AI/ML or GenAI-backed systems
  • Experience with event-driven architectures (Kafka, RabbitMQ, etc.)
  • Knowledge of Kubernetes
  • Prior experience working with global clients

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