Backend Engineer - Gen AI

United States Digital Space LLC; Maharashtra; On-site; INR 1,500,000 - 2,000,000; Full time

Job summary

United States Digital Space LLC is looking for a skilled backend developer to join their team in Maharashtra, India. The ideal candidate will have 5+ years of experience, strong knowledge in NodeJS, Python, and RESTful API development, and familiarity with Generative AI frameworks.

This role focuses on building scalable systems in a fintech environment. Candidates should possess excellent problem-solving skills and a solid understanding of distributed systems. The position is on-site.

Qualifications

• 5+ years of professional backend development experience.
• Strong expertise in NodeJS and Python for production‑grade applications.
• Proven experience building RESTful APIs and microservices architectures.

Responsibilities

• Develop backend services and ensure scalability.
• Integrate LLMs into production systems and develop microservices.
• Design and optimize databases, focusing on PostgreSQL.

Skills

Backend development experience

NodeJS expertise

Python proficiency

RESTful APIs and microservices

Generative AI frameworks/APIs

PostgreSQL optimization

RabbitMQ

Kafka

BigQuery

Distributed systems knowledge

Security best practices

Git and CI/CD workflows

Problem-solving skills

Job description

Required Skills and Qualifications

• 5+ years of professional backend development experience
• Strong expertise in NodeJS and Python for production‑grade applications
• Proven experience building RESTful APIs and microservices architectures
• Experience working with Generative AI frameworks/APIs (OpenAI, LangChain, vector databases, prompt engineering)
• Understanding of integrating LLMs into production systems (RAG, embeddings, fine‑tuning basics)
• Strong proficiency in PostgreSQL, including query optimization and schema design
• Hands‑on experience with RabbitMQ and Kafka
• Experience with BigQuery or similar data warehousing solutions
• Solid understanding of distributed systems, scalability patterns, and high‑traffic applications
• Strong knowledge of authentication, authorization, and security best practices
• Experience with Git, CI/CD pipelines, and modern development workflows
• Excellent problem‑solving and debugging skills
• Exposure to fintech or financial services, cloud platforms (GCP/AWS/Azure), Docker/Kubernetes, caching tools (Redis/Memcached), and regulatory requirements (KYC, compliance, data privacy) is a plus.

Pay: ₹1,500,000.00 - ₹2,000,000.00 per year

Experience

• Back‑end development: 4 years (Required)
• Node.Js: 4 years (Required)
• Python: 3 years (Required)
• Gen AI: 1 year (Required)

Work Location: In person