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Qynko
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Software Engineer

Software Engineer

Qynko

1 years

0 Lacs

kolkata west bengal india

Posted:2 weeks ago| Platform:

Apply

Skills Required

software video mobile ux developer typescript design mongodb node.js communication rest model data indexes payments security integration code gcp indexing git flutter angular jest websockets redis firebase docker github logging metrics tracking owasp react power architecture

Work Mode

Remote

Job Type

Full Time

Job Description

About Qynko

Qynko connects individuals with expert consultants across education, career, business, relationships, and more via real-time audio/video calls. We build a mobile-first, UX-focused product that makes expert guidance accessible and seamless.

🧑‍💻 Job Summary

1+ years

🎯 Responsibilities

Design, build, and maintain
Node.js + TypeScript
services and REST APIs.
Model data and write
MongoDB
queries, indexes, and aggregations.
Apply
OOP/SOLID
and write maintainable, testable code.
Integrate third-party services (auth, payments, messaging).
Implement authN/authZ and basic security controls.
Write unit/integration tests and participate in code reviews.
Monitor, debug, and optimize performance in production.
Collaborate with mobile/web engineers, designers, and PMs.
Contribute to CI/CD and cloud deployments (GCP/Firebase).

✅ Requirements

1+ years
in software development.
Proficiency in
Node.js
and
TypeScript
.
Strong with
MongoDB
schema design, indexing, and aggregation.
Solid
OOP
concepts and basic design patterns.
Good problem solving; comfort with DS/Algo basics and async code.
Experience building
RESTful APIs
; Git workflows.
Effective written and spoken English.
Should have experience in Flutter/Angular/React.
Kolkata-based preferred
; remote within India considered.

🌟 Good to Have

Express or NestJS; Jest + Supertest.
Realtime: WebSockets/Socket.IO; Redis or a message queue.
Firebase (Auth, Firestore, FCM) and GCP (Cloud Run/Functions, Pub/Sub).
Docker and GitHub Actions CI/CD.
Observability: logging, metrics, error tracking (e.g., Sentry).
Payments (Razorpay) and basic OWASP practices.
Exposure to Flutter/React for cross-team collaboration.

🚀 Why Join Qynko?

Ship features that power real-time expert consultations.
Own services end-to-end with clear impact.
Learn fast with a focused team and modern stack.
Growth in architecture, performance, and realtime systems.
Application
: Apply on LinkedIn. Candidates in
West Bengal
get preference.

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