Api Automation Tester

Tekskills Inc.; Kolkata District; On-site; INR 1,400,000 - 2,200,000; Full time

Job summary

Tekskills Inc. is hiring a Backend Engineer to design scalable, high-performance backend services using Python and FastAPI in a microservices architecture. You will work with NoSQL databases (Amazon DocumentDB) and collaborate with frontend and product teams to deliver robust APIs.

The role emphasizes API performance, security best practices, and modern development workflows, including CI/CD, testing, and code reviews. Kubernetes and cloud experience are a plus.

Qualifications

• Strong proficiency in Python and FastAPI.
• Experience building RESTful APIs.
• Hands-on experience with NoSQL databases.
• Understanding of query optimization, indexing, and caching.
• Knowledge of API design patterns (versioning, rate limiting, throttling).
• Experience with Git, code reviews, and testing frameworks (PyTest preferred).
• Familiarity with authentication and authorization (Azure AD, Okta, etc.).
• Strong problem-solving and communication skills.
• Experience using LLM/GPT-based tools for development productivity.

Responsibilities

• Design, develop, and maintain RESTful APIs using Python and FastAPI.
• Build and optimize backend services using NoSQL databases (Amazon DocumentDB).
• Collaborate with frontend and product teams for seamless integration.
• Ensure API performance, scalability, and reliability; implement authentication and security best practices.
• Work in a microservices and distributed systems environment.
• Debug and resolve production and development issues; follow coding standards and reviews.

Skills

Python

FastAPI

RESTful APIs

NoSQL databases

Query optimization

API design patterns

Git and PyTest

Authentication & Authorization

Problem-solving & communication

LLM tools

Tools

Docker

Kubernetes

Prometheus

Grafana

Job description

Job Summary

We are hiring a Backend Engineer with 3 5 years of experience to build scalable and high-performance backend systems using Python and FastAPI . The role involves working with NoSQL databases (Amazon DocumentDB preferred) in a microservices-based architecture.

Key Responsibilities

• Design, develop, and maintain RESTful APIs using Python and FastAPI Build and optimize backend services using NoSQL databases (Amazon DocumentDB)
• Collaborate with frontend and product teams for seamless integration
• Ensure API performance, scalability, and reliability Implement authentication, authorization, and security best practices
• Work in a microservices and distributed systems environment
• Debug and resolve production and development issues Follow coding standards, testing practices, and code reviews

Required Skills

• Strong proficiency in Python and FastAPI
• Experience building RESTful APIs
• Hands-on experience with NoSQL databases
• Understanding of query optimization, indexing, and caching
• Knowledge of API design patterns (versioning, rate limiting, throttling)
• Experience with Git, code reviews, and testing frameworks (PyTest preferred)
• Familiarity with authentication and authorization (Azure AD, Okta, etc.)
• Strong problem-solving and communication skills
• Experience using LLM/GPT-based tools for development productivity

Nice to Have

• Cloud experience (AWS / Azure / GCP) Docker and Kubernetes
• Microservices architecture CI/CD pipelines and DevOps practices
• Monitoring tools (Prometheus, Grafana)
• WebSockets and real-time systems SOC2 compliance knowledge