Wrktalk - Lead Backend Engineer

Location: Navi Mumbai

Experience: 7+ Years (2+ Years in Leadership)

About Company

WrkTalk is a sophisticated technology product engineered to ensure complete privacy for corporate communication.
With an easy-to-use design, WrkTalk features include Instant Text Chat, Video Calls, Voice Calls, Group Calls, Data Storage, File Sharing, Bluetooth, Camera/ Microphone muting, and Visibility of Last Seen/ Typing/ Online Status.
How’s WrkTalk Different? WrkTalk guarantees absolute privacy with its proprietary approach. This configuration ensures that no external parties or organizations have access to your communications. Even the WrkTalk team will not have access to your work communication.

Website: wrktalk.io

About the Role

WrkTalk is hiring a Lead Backend Engineer to own and scale the backend architecture of its enterprise communication platform. This is a hands-on leadership role involving system design, team mentoring, architectural decisions, and building high-performance, secure, real-time communication systems.

Key Responsibilities

Design and build scalable backend systems using Golang and NestJS (Node.js).

Architect and maintain microservices, WebSockets/WebRTC, and distributed systems.

Optimize PostgreSQL, Redis, Kafka and application performance.

Lead code reviews, engineering best practices, and CI/CD processes.

Mentor backend engineers and drive technical excellence.

Collaborate with Product, Frontend, and DevOps teams.

Required Skills

7+ years of backend development experience.

2+ years leading engineering teams.

Strong expertise in Golang, Node.js/NestJS.

Experience with Microservices, WebSockets, PostgreSQL, Redis.

Good knowledge of Docker, Kubernetes, and cloud-native deployments.

Strong system design and architecture experience.

Preferred Background

Product-based company experience.

Experience building real-time, high-scale applications.

Strong ownership mindset and ability to lead technical decisions.

Ideal Candidate

A hands-on Engineering Lead who can both architect complex backend systems and manage/mentor engineers, with experience building scalable, production-grade products.