Backend Developer

Job Description: Backend Developer

Company: Big Wings LLC
Product: TechTruckers – Transportation Management System (TMS) & BIG Garage
Employment Type: Full-Time
Experience: 1-2+ years (Mid-to-Senior level)
Work Mode: In person (Bangalore office)
Department: Product & Engineering

Job description:

Big Wings LLC is looking for an experienced, motivated Backend Developer to join our engineering team and lead development on our TechTruckers TMS and BIG Garage platforms. This is an opportunity to architect and scale real-world logistics, fleet management, automotive SaaS, and AI-powered systems using modern backend technologies.

What You’ll Work On

• Core API Management: Architect, develop, and maintain production-ready Node.js / Express.js APIs.
• Database Management: Design, optimize, and manage highly scalable PostgreSQL and MongoDB schemas.
• Feature Ownership: Build core backend features for TMS, dispatch, drivers, vehicles, maintenance, accounting, and repair-shop workflows.
• Integrations: Lead integrations with third-party APIs, GPS/ELD tracking, mapping, and external services.
• Security: Enforce robust security practices, authentication mechanisms, and Role-Based Access Control (RBAC).
• Automation: Build and optimize high-performance background processes, webhooks, and system automation.
• Performance Tuning: Debug, test, and optimize backend services to ensure low latency and handle large datasets.
• Cloud Infrastructure: Manage and deploy services across cloud environments such as AWS, Azure, and Hetzner using Docker.

AI & Emerging Technologies
You will actively architect, integrate, and scale backend services utilizing:

• LLM / AI APIs
• AI agents and automation
• OCR and intelligent document processing
• Structured AI/JSON extraction
• RAG and vector databases
• AI-powered workflow automation
• AI integrations for logistics and fleet operations

RequirementsMust have:

• Strong production experience with Node.js / JavaScript / TypeScript
• Deep understanding of REST APIs, GraphQL, and JSON architecture
• Advanced database knowledge of PostgreSQL & MongoDB
• Expert knowledge of Git/GitHub workflows
• Exceptional problem-solving, debugging, and system troubleshooting skills
• Proven experience building and deploying AI, LLM APIs, and modern backend features

Good to have:

• Express.js / NestJS
• TypeScript
• PostgreSQL / MongoDB
• Python
• Docker & Containerisation
• AWS / Azure / Hetzner Cloud infrastructure
• Redis caching and message queues
• OCR, RAG, and Vector Database implementation
• Complex third-party
• API and hardware integrations

Who We’re Looking For:-

We want someone who is highly analytical, hands-on, and possesses a strong sense of ownership over their codebase. You should be comfortable researching new technologies, experimenting with modern architectures, and solving complex algorithmic and database problems independently.

Takes ownership of assigned features. If you are a seasoned engineer interested in pushing the boundaries of Backend Engineering and AI-powered logistics SaaS, this full-time role will give you direct ownership over commercial, enterprise-grade software.

Location:- On-site.

Job Types: Permanent, Full-time, Fresher

Pay: ₹300,000.00 - ₹500,000.00 per year

Benefits:

• Health insurance

Education:

• Bachelor's (Preferred)

Location:

• Hebbal Kempapura, Bengaluru, Karnataka (Required)

Work Location: In person