Mark Lewin
Vonage Team Member
Former technical writer at Vonage. Loves playing with and documenting APIs.
Add 2FA to your Application with the Verify API and Golang SDK
This post shows you how to implement 2FA in your Go web applications using the Verify API by building a sample site which requires you to register ...
Mar 16, 2021
How to Add Two-Factor Authentication (2FA) Using Java and Spark
In this tutorial you'll see how to quickly add two factor authentication (2FA) to your Java application using the Vonage Verify API and Spark.
Aug 18, 2020
Transcribe a Conference Call Using Amazon Transcribe and Vonage
Automatically transcribing a conference call is easier now than it's ever been. We created a demo that shows how to do this with Amazon Transcribe.
Aug 26, 2019
Play an Audio File Into a Voice Call with Java and Spark
This tutorial shows you how to stream audio into a call using the Nexmo Voice API.
Aug 02, 2019
Receiving SMS Delivery Receipts with Java and Spark
Many networks that Nexmo uses to carry your message will provide a delivery receipt. Here's how to get set up to receive them using Java and Spark.
Jul 26, 2019
Receiving SMS Delivery Receipts with Python
This post will show you how to request a delivery receipt and configure your Nexmo account to use it with Python and Flask.
Jun 03, 2019
Receive an SMS with Python
In this post, we'll show you how to receive SMS messages on your Nexmo virtual number with Python and the Flask framework.
May 31, 2019
Build a Conference Call System with Python
Learn how to connect multiple parties to the same conference call in Python using the Vonage Voice API and the Flask framework.
May 29, 2019
Forward a Call via Voice Proxy with PHP
Using a voice proxy can help you to hide a caller's identity. Find out how to build one using the Nexmo Voice API and PHP.
May 15, 2019
Stream Audio into a Phone Call with Node.js
In this blog post you will learn how to play an audio file into an active call programmatically, using the Vonage Voice API and Node.js.
Jan 30, 2019
Nexmo Welcomes Mark Lewin to the Developer Relations Team
Hi, I’m Mark Lewin, and I joined the Developer Relations team here at Nexmo as a technical writer back in September. I’ve been in the IT industry f...
Dec 06, 2018