Full-stack Software Engineer (C#, JavaScript)

Join Vonage and help us innovate cloud communications for businesses worldwide!

Vonage Applications:

Our Applications business unit focuses on delivering a suite of advanced communication tools designed to enhance customer engagement. From cloud contact centers to feature-rich unified communications solutions, our Applications team is dedicated to providing businesses with the tools they need to streamline operations and improve customer experiences.

Why this role matters:

We are an established team driving the innovation of our company’s core audio-call infrastructure . Our current mission is the new development of high-performance services that power real-time audio streaming for external processing, recording services, and external API integrations.

Your key responsibilities:

In this role, you will focus on building new, scalable features from the ground up. While we value full-stack capability, your primary impact will be in Backend and Cloud Engineering using .NET and AWS (ECS/EKS) .

You will take ownership of the end-to-end development of new audio-processing logic and the APIs that expose these capabilities to the rest of the organization.

This is a hybrid role, offering the flexibility to work most of the time remotely. However, certain tasks will require in-person collaboration with team members. You should be prepared to attend on-site meetings (Tel-Aviv) occasionally to support key project milestones and ensure successful outcomes.

What you'll bring

Backend Expertise: 3+ years of professional experience in software development, with a deep focus on C# and the .NET ecosystem .

Frontend expertise: Working experience with JavaScript

Containerization & Cloud: Hands-on experience building and scaling services within AWS , specifically using ECS or EKS .

Systems Engineering Mindset: A proactive attitude toward building new products from scratch, with a focus on high-quality code and scalable design patterns.

Communication: Strong English skills and the ability to collaborate effectively in a distributed, multicultural environment.

Experience we consider a plus

DevOps & Scripting: Experience with CI/CD automation and scripting (e.g., Python, Bash) to streamline development and deployment.

Performance Analysis: Familiarity with tools and techniques for profiling and optimizing .NET applications in high-load environments.

Node.js Knowledge: Ability to contribute to or integrate with Node.js-based services.

How you’ll benefit:

Discretionary Time Off

Private Medical Healthcare

Pension scheme

Ericsson support line

Hybrid work

Additional benefits and perks will be shared and discussed with you by the recruiter during the interview process

#LI-JM2

There’s no perfect candidate. You don't need all the preferred qualifications to make a valuable impact on our team. Our employees and customers come from diverse backgrounds, so if you're passionate about what you could achieve at Vonage, we'd love to hear from you.

To learn how we process your personal data during the recruitment process, please refer to our Privacy Notice .

Who we are

Vonage is a global cloud communications leader. And your talent will further help brands - such as Airbnb, Viber, WhatsApp, and Snapchat - accelerate their digital transformation through our fully programmable-based unified communications, contact center solutions, and communications APIs. Ready to innovate? Then join us today.

Note: The purpose of this profile is to provide a general summary of essential responsibilities for the position and is not meant as an exhaustive list. Assignments may differ for individuals within the same role based on business conditions, departmental need or geographic location.