Senior Backend Software Engineer

5 years

0 Lacs

Posted:3 days ago| Platform: Linkedin logo

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Job Type

Full Time

Job Description

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About Jaxl Innovations

Jaxl is reimagining how modern communication tools are built for consumers, businesses, and developers alike. We’re the creators of Jaxl Phone, a next-generation calling app for consumers that puts privacy, clarity, and reliability first, and Jaxl Business Phone, a powerful solution for companies that need scalable, programmable, and deeply customizable voice infrastructure. Alongside these flagship products, we provide developers with robust APIs, tools, and simulators to design, test, and deploy advanced voice and messaging workflows. From interactive IVR simulations and real-time audio pipelines to low-latency tunneling tools like Grout, Jaxl makes it easy to build and iterate fast. Whether you're launching a secure consumer calling app, running a full-blown VoIP platform, or embedding smart voice features into your existing systems, Jaxl gives you the flexibility, control, and performance to get it done.


Main Responsibilities

As a member of the backend engineering team, your primary responsibilities include:

database schemas

REST APIs

clean, testable, and well-typed Python code

microservices on GCP

● Conducting code reviews and maintaining code quality

● Contributing to architectural discussions and system improvements


Day-to-Day Activities

Our engineering teams follow an agile methodology with quarterly milestones, broken into 2-week sprints. We use GitHub for planning, task management, and collaboration.


A typical day at Jaxl looks like this:

● Review your peers’ pull requests

● Prioritise and plan your tasks for the day

● Send pull request(s) for your assigned tasks

● Address review comments on your pull requests

GCP

● Collaborate with the team to solve technical challenges


Qualifications & Must-Have Skills

data structures, algorithms, and backend system design

Our backend stack heavily relies on Python, Django, and DRF. Proficiency in the following is required:


Core Technology Skills (Must-Have)

Python 3

Django & Django Channels

Django Rest Framework (DRF)

Spectacular

PostgreSQL

Redis

Git workflows


Core Knowledge Requirements (Must-Have)

HTTP / TCP / UDP protocols

how the internet and web work

distributed systems


Nice-to-Have Skills

Knowledge of the following is a plus:

WebRTC / SIP

HTML5

JavaScript / TypeScript

CSS3 / SCSS

● Experience with real-time systems or communication platforms


What We Look For

● Strong problem-solving skills and ownership mindset

● Ability to work with cross-functional teams

● Passion for clean code, automation, and reliability

● Experience working in agile, fast-paced engineering teams


What We Offer

  • High ownership role in a growing product company
  • Exposure to modern cloud-native and distributed systems
  • Opportunity to build large-scale communication infrastructure
  • Collaborative and transparent engineering culture

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