Backend Developer

XcelPros LLC.; Bengaluru; Sur place; INR 1 200 000 - 2 200 000; Plein temps

Résumé du poste

XcelPros LLC. is seeking a Backend Developer in Bengaluru to design and implement robust backend systems. You will work with Python, FastAPI, PostgreSQL, and modern cloud services to deliver scalable APIs and data-driven features.

You will collaborate with cross‑functional teams, ensure code quality with reviews and tests, and contribute to DevOps and CI/CD practices in a fast-paced product environment.

Qualifications

• 3+ years of backend development using Python (FastAPI or similar).
• Strong PostgreSQL experience and data modeling skills.
• Experience with multi-tenant architectures and authentication.
• Familiarity with cloud functions and serverless patterns is required.

Responsabilités

• Deliver backend services and APIs using Python and JavaScript as needed.
• Design, implement, test, and maintain scalable backend components.
• Collaborate with frontend teams to ensure smooth data flow.
• Implement security, access control, and multi-tenant patterns.
• Contribute to DevOps, CI/CD, and deployments.

Connaissances

Python

FastAPI

PostgreSQL

REST APIs

Async programming

Authentication

Multi-tenant

Cloud services

Event-driven

Testing

Git workflows

Code reviews

Outils

Supabase

Firebase

Kafka

NATS

GraphQL

Description du poste

# Backend DeveloperLocationBengaluruPositionBackendRoleDeveloper## Key ResponsibilitiesDeliver technical elements (code, architecture, and documentation) including but not limited to the following technologies: ReactJS, NextJS, Python, FastAPI, Pandas, Numpy, PostgreSQL, Generative AI, GraphQL or similar, Apollo or similar, Minio or similar.Set up code pipelines for B2B applications to enable compilation and auto-deployment.Engage in the design, development, testing, and maintenance of web and mobile products.Create business, technical requirements, and design documents that meet business needs, adhering to XcelPros’s documentation standards.Convert requirements into detailed technical designs and configure / develop within the Product ecosystem accordingly.Develop components with developers both near and offshore, including code review, hands-on code updates, architecture review, and updates.Participate in Active Directory (AD), security/authorization setup, data interface design, data migration, and reconciliation.Collaborate with other IT teams (eCommerce/BI/ERP/Architecture) to ensure design alignment with overall solution strategy and leverage core system features in product development.Analyze and set up coding standards and multi-tenant architecture; review and optimize code as per best practices.Perform technical and functional analysis as required.Analyze issues to determine root cause and necessary corrective actions.Provide post-implementation support for deployed solutions.Serve as the point person for addressing issues and enhancements related to the specific product and functional area.Design, develop, and maintain scalable backend services and APIs using Python and JavaScript.Work with Supabase (PostgreSQL) for database design, triggers, and row-level security (RLS).Build and manage backend components for automation workflows, user events, and notifications.Develop secure integrations with external systems (e.g., Salesforce, Microsoft D365, cloud storage, messaging platforms).Implement serverless functions and cron jobs for scheduled or event-based triggers.Collaborate with frontend teams to ensure seamless data flow across the stack.Write clean, maintainable code with thorough documentation and testing.Monitor performance, logs, and errors; implement retries and error handling for resilience.Contribute to DevOps pipeline, including deployments, environment management, and CI/CD.## Required Skills & Experience3+ years of backend development experience using Python (with FastAPI or similar frameworks).Strong experience with PostgreSQL and modern backend-as-a-service platforms like Supabase or Firebase.Deep understanding of RESTful API design and asynchronous programming.Hands-on experience with authentication, access control, and multi-tenant architecture.Familiarity with cloud services (e.g., AWS Lambda, Vercel Functions, or GCP).Experience with event-driven systems, webhooks, or message queues (Kafka, NATS, etc.).Comfort working in a Git-based development process with code reviews and pull requests.Ability to write unit/integration tests (Jest, Mocha, etc.) and ensure code reliability.## Bonus Skills (Nice to Have)Experience with Supabase-specific features like row-level security, triggers, and realtime updates.Background in workflow engines, automation design, or low-code platforms.Experience working with GraphQL and data transformation pipelines.Knowledge of OAuth, token-based auth flows, and multi-system user identity management.Familiarity with job schedulers like Apache Airflow, Temporal, or custom cron logic.Exposure to AI/NLP-based applications or intelligent assistants.