Backend Engineer

Department:
Technology
Location:
Preferred: Ahmedabad, Gujarat, India
Work Type: On-site / Hybrid / WFH
Employment Type: Full-time
Open to:
·      2024 & 2025 graduates 2026 students (Full-time - Apply as an Intern/Developer)
About the Role:
We're looking for a skilled Backend Engineer to join our fast-growing engineering team and help build core features of SKALX a next-generation, AI-powered vertical marketplace serving the Scale Model Industry (Aircraft, Automotive, Military, Railway, Sci-Fi, etc.).
In this role, you'll focus on implementing scalable backend logic, REST APIs, and service integrations that power user workflows, product systems, search, payments, and more. While the Database Engineer focuses on data structure and modeling, you will focus on backend functionality, system integration, and performance.
Key Responsibilities:
1. API Development & Backend Logic
Design and implement REST APIs to support SKALX's commerce, user, and product modules
Implement backend logic for actions like product listing, cart management, order processing, user onboarding, etc.
Integrate with external services (e.g., payment gateways, shipping APIs, email/SMS providers)
2. Framework & Application Development
Develop backend services using modern frameworks like Node.js (Express/NestJS) or Python (FastAPI/Django)
Build modular codebases that are maintainable and testable
Implement secure authentication/authorization flows (JWT, OAuth, RBAC)
3. Performance & Reliability
Optimize backend code and API performance for speed and reliability
Handle caching, rate limiting, queuing (e.g., Redis, Celery, BullMQ)
Implement error handling, logging, and monitoring
4. Team Collaboration
Work closely with frontend engineers, database engineers, designers, and product managers
Participate in agile sprints, standups, code reviews, and system design discussions
Write API documentation and internal dev notes
Required Skills and Qualifications:
Technical Expertise:
Solid knowledge of Node.js or Python for backend development
Experience with backend frameworks like Express , NestJS , Django , or FastAPI
Strong understanding of RESTful architecture
Familiarity with PostgreSQL / MySQL / MongoDB (querying & integration)
Git, GitHub, and basic CI/CD workflows
Bonus Skills:
Working knowledge of GraphQL, WebSockets
Integration with payment, shipping, or notification services
Experience with containerized environments (Docker)
Cloud platforms (AWS/GCP/Supabase/Firebase)
Experience building APIs for e-commerce, marketplaces , or creator platforms
Domain Knowledge (Preferred):
·      Experience working in e-commerce or marketplace platforms.
·      Familiarity with product variant systems (e.g., kits with different accessories or scales).
·      Knowledge of authentication/authorization best practices.
·      Passion or curiosity for scale modeling (decals, miniatures, kits).
Soft Skills:
Ability to understand product requirements and translate into technical logic
Clear communication and documentation habits
Self-motivated, team-oriented, and curious
Preferred Experience:
0–2 years of experience in backend/API development
Strong internships or project experience in real-world backend systems
Final-year students encouraged to apply
Pre-final-year (2026 batch) students can apply for paid internship with conversion track
Tech Stack You'll Work With:
Node.js, Express, NestJS
Python, FastAPI
PostgreSQL, MongoDB
Redis, Supabase, Hasura
Docker, GitHub, Notion, Jira
REST APIs, GraphQL, Webhooks
How to Apply:
Send your resume , GitHub/projects (if any), and a brief note about your backend development experience to:
Subject: "Backend Engineer – AI Marketplace"

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