Backend Engineer (Python)

MavensTCL

Job Location:

Garhwa - India

Monthly Salary: Not Disclosed

Posted on: 6 hours ago

Vacancies: 1 Vacancy

Job Summary

Job Summary

You will build and maintain Valuwares core marketplace modules using Python/FastAPI. Youll integrate with AI services implement complex business logic for listings deals and consulting and ensure reliable transaction processing. Your work will directly impact how enterprises buy sell and lease technology assets.

Key Responsibilities / Duties

Development

Design develop and deploy microservices using Python

Build RESTful APIs for marketplace operations (listings search cart checkout)

Implement complex business logic:

License transferability verification

Refurbished hardware grading

Lifetime deal redemption tracking

Student/startup verification workflows

Integrate with AI services for valuation and compliance checking

Write unit integration and end-to-end tests

Database and amp; Performance

Design PostgreSQL schemas with proper indexing

Write efficient SQL queries (avoiding N1 using joins appropriately)

Implement caching strategies with Redis

Optimize API response times ( and lt;200ms p95)

Collaboration

Participate in design reviews and code reviews

Collaborate with frontend engineers on API contracts

Work with AI engineers on LLM integration patterns

Document APIs using OpenAPI/Swagger

Required Skills and amp; Qualifications

Must-Have (5 years overall)

SkillProficiencyNotes

Python4 yearsFastAPI or Django experience required (AI Programming Skills)

PostgreSQL3 yearsSQLAlchemy or Django ORM

REST APIs3 yearsOpenAPI/Swagger documentation

Async Python2 yearsasyncio FastAPI async endpoints

Redis2 yearsCaching rate limiting

Docker2 yearsContainerization for development

Git3 yearsBranching strategies PR workflows

Preferred / Good-to-Have Skills

SkillWhy It Matters

CeleryBackground tasks (email notifications report generation)

ElasticsearchSearch functionality across modules

PytestTesting best practices

KafkaEvent-driven architecture

Stripe / RazorpayPayment integration

KubernetesDeployment and scaling

Performance Expectations

Code Review Turnaround: and nbsp; and lt; 4 business hours

Test Coverage: and nbsp; and gt; 80% for new code

Bug Rate: and nbsp; and lt; 2 critical bugs per quarter

Sprint Commitment Completion: and nbsp; and gt; 85%

Interview Process

Round 1 Python coding (FastAPI async patterns): and nbsp;60 minutes

Round 2 System design (marketplace features): and nbsp;60 minutes

Round 3 Database and amp; SQL: and nbsp;45 minutes

Round 4 Hiring Manager: and nbsp;45 minutes

Job SummaryYou will build and maintain Valuwares core marketplace modules using Python/FastAPI. Youll integrate with AI services implement complex business logic for listings deals and consulting and ensure reliable transaction processing. Your work will directly impact how enterprises buy sell and ...