Backend Infrastructure Specialist

6 days ago


Vadodara, Gujarat, India beBeeBackend Full time ₹ 10,00,000 - ₹ 20,00,000
Job Title: Backend System Architect

We are seeking a skilled and experienced Backend System Architect to design and manage the backend architecture for a scalable web/mobile application. This role demands expertise with Node.js, Firebase, and MongoDB.

About the Role
  • Own the entire backend architecture for a scalable app, from planning to deployment.
  • Develop user authentication and authorization (JWT, OTP-based login, session management).
  • Implement logic, user discovery algorithms, preference-based filters.
  • Build chat and messaging system with Firebase for real-time messaging, delivery/read receipts.
  • Integrate Firebase Cloud Messaging (FCM) for push notifications (iOS + Android).
  • Design and manage MongoDB schema optimized for high-performance matchmaking and chat use cases.
  • Ensure secure, tokenized API access using industry best practices (HTTPS, role-based access).
  • Handle media uploads (e.g., user profile images, chat media) securely via cloud storage (e.g., Firebase, AWS S3).
  • Implement analytics hooks for key user actions and behavior tracking (events, funnels).
  • Build admin APIs for user moderation, reporting, and flagging systems.
  • Monitor and maintain API performance, database health, error logs, and uptime metrics.
  • Collaborate with DevOps to set up CI/CD, monitoring, and auto-scaling backend infrastructure (e.g., Docker, PM2, or cloud functions).
  • Manage environment configurations (dev/staging/production) securely with secrets handling.
  • Build fallback systems to gracefully handle network failure, retries, message queueing if needed.
  • Write clean, modular, and testable code with unit/integration tests for critical backend logic.
  • Communicate and document API contracts clearly for frontend consumption (Postman).
Preferred Qualifications
  • 3+ years' experience in backend development with Node.js, Firebase, and MongoDB.
  • Strong understanding of token-based authentication and security practices.
  • Experience building scalable, real-time chat or messaging systems.
  • Familiarity with cloud storage and services (Firebase, AWS S3).
  • Solid knowledge of CI/CD, monitoring, and application scaling.
  • Clear communication skills for technical documentation and cross-functional collaboration.


  • Vadodara, Gujarat, India beBeeInfrastructure Full time ₹ 1,20,00,000 - ₹ 2,00,00,000

    Job Title: Scalable Infrastructure SpecialistDesign and implement scalable systems that handle critical financial flows.ResponsibilitiesArchitect and implement the core payment processing engine.Develop reliable and scalable financial systems for global operations.Build integration layers with banking partners and an enterprise-grade reconciliation...


  • Vadodara, Gujarat, India beBeeBackend Full time ₹ 1,50,00,000 - ₹ 2,50,00,000

    At the forefront of innovation, we're revolutionizing Bitcoin wallets with a cutting-edge platform.About UsWe're redefining the standards for seedless Bitcoin wallets by harnessing Bitcoin-native MPC technology, delivering unparalleled security and usability.We're seeking an exceptional Senior Backend Infrastructure Developer to lay the groundwork for our...


  • Vadodara, Gujarat, India beBeeCloudInfrastructure Full time ₹ 90,00,000 - ₹ 1,20,00,000

    Job Title: Cloud Infrastructure Specialist">"> We are seeking an experienced Cloud Infrastructure Specialist to join our team. In this role, you will be responsible for designing, implementing, and maintaining complex cloud infrastructure solutions.">


  • Vadodara, Gujarat, India beBeeBackend Full time ₹ 15,00,000 - ₹ 20,00,000

    Backend Engineer OpportunityWe are seeking a highly skilled and motivated Backend Developer to join our team.About Our TeamOur company is a product engineering organization that works with top-tier product/solutions companies. We cater to Product & Data Engineering use-cases around Agentic AI, RPA, Full-stack and various other GenAI areas.Key...

  • Backend Engineer

    2 weeks ago


    Vadodara, Gujarat, India Kresta Softech Private Limited Full time

    Key ResponsibilitiesDesign and implement backend services, APIs, and integrations with external systems.Develop scalable, secure, and high-performance applications using modern backendframeworks.Optimize application performance, database queries, and overall system efficiency.Collaborate with frontend engineers to ensure smooth integration of APIs and data...

  • Backend Engineer

    2 weeks ago


    Vadodara, Gujarat, India Kresta Softech Private Limited Full time

    Key Responsibilities Design and implement backend services, APIs, and integrations with external systems. Develop scalable, secure, and high-performance applications using modern backend frameworks. Optimize application performance, database queries, and overall system efficiency. Collaborate with frontend engineers to ensure smooth integration of APIs and...

  • Backend Engineer

    4 days ago


    Vadodara, Gujarat, India Kresta Softech Private Limited Full time

    Key ResponsibilitiesDesign and implement backend services, APIs, and integrations with external systems.Develop scalable, secure, and high-performance applications using modern backendframeworks.Optimize application performance, database queries, and overall system efficiency.Collaborate with frontend engineers to ensure smooth integration of APIs and data...

  • Backend Engineer

    3 days ago


    Vadodara, Gujarat, India Kresta Softech Private Limited Full time US$ 90,000 - US$ 1,20,000 per year

    Key ResponsibilitiesDesign and implement backend services, APIs, and integrations with external systems.Develop scalable, secure, and high-performance applications using modern backendframeworks.Optimize application performance, database queries, and overall system efficiency.Collaborate with frontend engineers to ensure smooth integration of APIs and data...

  • Backend Engineer

    1 day ago


    Vadodara, Gujarat, India Kresta Softech Private Limited Full time

    Key ResponsibilitiesDesign and implement backend services, APIs, and integrations with external systems.Develop scalable, secure, and high-performance applications using modern backendframeworks.Optimize application performance, database queries, and overall system efficiency.Collaborate with frontend engineers to ensure smooth integration of APIs and data...


  • Vadodara, Gujarat, India beBeeBackendDeveloper Full time ₹ 18,00,000 - ₹ 25,00,000

    About Our OpportunityWe are seeking a seasoned Backend Developer to join our team. The ideal candidate will be responsible for designing, developing, and maintaining robust backend systems using Java or Python and related frameworks such as Spring Boot, Flask, or Django.The successful applicant should have minimum 2 years of backend development experience...