# and best practices

Published articles for and best practices.

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## How to Build a Voice AI Agent with OpenAI's GPT-Live, Twilio Agent Connect, and Python

DevFeed: [How to Build a Voice AI Agent with OpenAI's GPT-Live, Twilio Agent Connect, and Python](<https://devfeed.tech/articles/how-to-build-a-voice-ai-agent-with-openai-s-gpt-live-twilio-agent-connect-and-python-16092.md>)

Original publisher: [Read original article](<https://www.twilio.com/en-us/blog/developers/tutorials/integrations/tac-gpt-live-voice-ai-agent-python>)

Author: Xinghao Huang

Published: 2026-09-10T00:00:00Z

Content type: tutorial

Language: en

Sources: [Twilio Blog](<https://devfeed.tech/sources/twilio-blog.md>)

Topics: [voice ai](<https://devfeed.tech/topics/voice-ai.md>), [AI Agent](<https://devfeed.tech/topics/ai-agent.md>), [Python](<https://devfeed.tech/topics/python.md>), [OpenAI](<https://devfeed.tech/topics/openai.md>), [SDKs](<https://devfeed.tech/topics/sdks.md>), [API](<https://devfeed.tech/topics/api.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [ai-agent](<https://devfeed.tech/tags/ai-agent.md>), [and-best-practices](<https://devfeed.tech/tags/and-best-practices.md>), [api](<https://devfeed.tech/tags/api.md>), [backend](<https://devfeed.tech/tags/backend.md>), [code](<https://devfeed.tech/tags/code.md>), [developer-insights](<https://devfeed.tech/tags/developer-insights.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [openai](<https://devfeed.tech/tags/openai.md>), [python](<https://devfeed.tech/tags/python.md>), [sdk](<https://devfeed.tech/tags/sdk.md>), [tutorials](<https://devfeed.tech/tags/tutorials.md>), [voice-ai](<https://devfeed.tech/tags/voice-ai.md>)

### AI overview

A tutorial for building inbound and outbound phone voice AI agents with Python, Twilio Agent Connect, and OpenAI's GPT-Live. It covers tool calls, proactive greetings, per-call customization, and configuration for Twilio Media Streams.

### Source excerpt

Build inbound and outbound voice AI assistants that can handle tool calls using Python, Twilio Agent Connect, and OpenAI's GPT-Live.

## How to Confirm Phone Number Ownership with Lookup Identity Match in PHP

DevFeed: [How to Confirm Phone Number Ownership with Lookup Identity Match in PHP](<https://devfeed.tech/articles/how-to-confirm-phone-number-ownership-with-lookup-identity-match-in-php-16101.md>)

Original publisher: [Read original article](<https://www.twilio.com/en-us/blog/developers/tutorials/product/confirm-phone-number-ownership-lookup-identity-match-php>)

Author: Kelley Robinson, Matthew Setter

Published: 2026-08-31T00:00:00Z

Content type: tutorial

Language: en

Sources: [Twilio Blog](<https://devfeed.tech/sources/twilio-blog.md>)

Topics: [PHP](<https://devfeed.tech/topics/php.md>), [API](<https://devfeed.tech/topics/api.md>), [.env](<https://devfeed.tech/topics/dotenv.md>)

Tags: [account](<https://devfeed.tech/tags/account.md>), [and-best-practices](<https://devfeed.tech/tags/and-best-practices.md>), [api](<https://devfeed.tech/tags/api.md>), [code](<https://devfeed.tech/tags/code.md>), [developer-insights](<https://devfeed.tech/tags/developer-insights.md>), [fraud](<https://devfeed.tech/tags/fraud.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [lookup](<https://devfeed.tech/tags/lookup.md>), [php](<https://devfeed.tech/tags/php.md>), [tutorials](<https://devfeed.tech/tags/tutorials.md>), [verification](<https://devfeed.tech/tags/verification.md>), [verify](<https://devfeed.tech/tags/verify.md>), [zero-knowledge](<https://devfeed.tech/tags/zero-knowledge.md>)

### AI overview

This tutorial explains how to use Twilio Lookup Identity Match with PHP to confirm whether details such as a name, address, national ID, or date of birth match a phone number. It covers setup requirements, project configuration, and collecting the information needed for the match.

### Source excerpt

Send details like name, address, or date of birth and the Identity Match API will tell you if they match a provided phone number. Reduce fraud and verify identities quickly in PHP.

## One year of platform engineering certifications: What 2,000 students taught us

DevFeed: [One year of platform engineering certifications: What 2,000 students taught us](<https://devfeed.tech/articles/one-year-of-platform-engineering-certifications-what-2-000-students-taught-us-12191.md>)

Original publisher: [Read original article](<https://platformengineering.org/blog/one-year-of-platform-engineering-certifications-2000-students>)

Author: Sam Barlien

Published: 2026-07-23T05:40:01Z

Content type: article

Language: en

Sources: [Platform Engineering Blog](<https://devfeed.tech/sources/platform-engineering-blog.md>)

Topics: [Platform Engineering](<https://devfeed.tech/topics/platform-engineering.md>), [Software Engineering](<https://devfeed.tech/topics/software-engineering.md>), [DevOps](<https://devfeed.tech/topics/devops.md>), [site-reliability-engineering](<https://devfeed.tech/topics/site-reliability-engineering.md>)

Tags: [and-best-practices](<https://devfeed.tech/tags/and-best-practices.md>), [best-practices](<https://devfeed.tech/tags/best-practices.md>), [devops](<https://devfeed.tech/tags/devops.md>), [junior](<https://devfeed.tech/tags/junior.md>), [platform-engineering](<https://devfeed.tech/tags/platform-engineering.md>), [survey](<https://devfeed.tech/tags/survey.md>), [training](<https://devfeed.tech/tags/training.md>)

### AI overview

The article reflects on the first year of Platform Engineering University and the lessons from nearly 2,000 students. It explains that senior platform engineers, platform leaders, and technical strategists became the main audience, seeking validation, shared terminology, and alignment around platform engineering practices. These findings led to a four-tier certification and learning architecture designed for platform teams at different levels.

### Source excerpt

Learn what 2,000 students taught us about platform engineering. Discover why senior engineers and platform leaders are the primary audience, and how our single course evolved into a certification architecture for shared team language and best practices.

## The platform engineering certification path: From Practitioner to Architect

DevFeed: [The platform engineering certification path: From Practitioner to Architect](<https://devfeed.tech/articles/the-platform-engineering-certification-path-from-practitioner-to-architect-12243.md>)

Original publisher: [Read original article](<https://platformengineering.org/blog/the-platform-engineering-certification-path-from-practitioner-to-architect>)

Author: Karolina Semiuk

Published: 2026-07-23T05:40:01Z

Content type: article

Language: en

Sources: [Platform Engineering Blog](<https://devfeed.tech/sources/platform-engineering-blog.md>)

Topics: [Platform Engineering](<https://devfeed.tech/topics/platform-engineering.md>), [internal developer platform](<https://devfeed.tech/topics/internal-developer-platform.md>), [DevOps](<https://devfeed.tech/topics/devops.md>)

Tags: [and-best-practices](<https://devfeed.tech/tags/and-best-practices.md>), [concepts](<https://devfeed.tech/tags/concepts.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [platform-engineering](<https://devfeed.tech/tags/platform-engineering.md>), [practitioner](<https://devfeed.tech/tags/practitioner.md>), [validation](<https://devfeed.tech/tags/validation.md>)

### AI overview

The article presents a vendor-neutral platform engineering certification path progressing from foundational concepts toward architect-level expertise. It explains that senior engineers and platform teams seek validation, shared language, and best practices, and distinguishes platform engineering competencies from tool-specific DevOps training.

### Source excerpt

Explore the platform engineering certification path, from foundational concepts to architect-level expertise, designed for senior engineers and entire teams.

## SaaS Refund Management: Policies, Automation, and Best Practices

DevFeed: [SaaS Refund Management: Policies, Automation, and Best Practices](<https://devfeed.tech/articles/saas-refund-management-policies-automation-and-best-practices-10333.md>)

Original publisher: [Read original article](<https://dodopayments.com/blogs/saas-refund-management/>)

Author: Ayush Agarwal

Published: 2026-04-11T00:00:00Z

Content type: article

Language: en

Sources: [Dodo Payments Blog](<https://devfeed.tech/sources/dodo-payments-blog.md>)

Topics: [Software as a service](<https://devfeed.tech/topics/saas.md>), [Automation](<https://devfeed.tech/topics/automation.md>), [Support](<https://devfeed.tech/topics/support.md>)

Tags: [and-best-practices](<https://devfeed.tech/tags/and-best-practices.md>), [automation](<https://devfeed.tech/tags/automation.md>), [best-practices](<https://devfeed.tech/tags/best-practices.md>), [billing](<https://devfeed.tech/tags/billing.md>), [chargebacks](<https://devfeed.tech/tags/chargebacks.md>), [customers](<https://devfeed.tech/tags/customers.md>), [retention](<https://devfeed.tech/tags/retention.md>), [saas](<https://devfeed.tech/tags/saas.md>), [saas-billing](<https://devfeed.tech/tags/saas-billing.md>), [subscription](<https://devfeed.tech/tags/subscription.md>), [support](<https://devfeed.tech/tags/support.md>)

### AI overview

This article explains how SaaS companies can manage refunds through clear policies, efficient processes, and automation. It covers chargeback prevention, customer retention, manual-refund scalability, and policy decisions for subscriptions, usage charges, one-time purchases, renewals, and accidental charges.

### Source excerpt

Build a SaaS refund policy that reduces chargebacks, retains customers, and scales without drowning your support team. Covers refund automation, partial refunds, and AI-powered refund workflows.

## How to transition to secure container images with new migration guides

DevFeed: [How to transition to secure container images with new migration guides](<https://devfeed.tech/articles/how-to-transition-to-secure-container-images-with-new-migration-guides-13096.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/how-to-transition-to-secure-container-images-with-new-migration-guides>)

Published: 2024-05-22T00:00:00Z

Content type: article

Language: en

Sources: [Chainguard: Unchained](<https://devfeed.tech/sources/chainguard-unchained.md>)

Topics: [chainguard images](<https://devfeed.tech/topics/chainguard-images.md>), [migration](<https://devfeed.tech/topics/migration.md>), [container images](<https://devfeed.tech/topics/container-images.md>), [container-security](<https://devfeed.tech/topics/container-security.md>), [APK](<https://devfeed.tech/topics/apk.md>), [Dockerfile](<https://devfeed.tech/topics/dockerfile.md>), [Package manager](<https://devfeed.tech/topics/package-manager.md>), [Bash](<https://devfeed.tech/topics/bash.md>), [Zsh](<https://devfeed.tech/topics/zsh.md>), [Debian](<https://devfeed.tech/topics/debian.md>)

Tags: [and-best-practices](<https://devfeed.tech/tags/and-best-practices.md>), [apk](<https://devfeed.tech/tags/apk.md>), [base-images](<https://devfeed.tech/tags/base-images.md>), [bash](<https://devfeed.tech/tags/bash.md>), [best-practices](<https://devfeed.tech/tags/best-practices.md>), [build](<https://devfeed.tech/tags/build.md>), [chainguard](<https://devfeed.tech/tags/chainguard.md>), [chainguard-images](<https://devfeed.tech/tags/chainguard-images.md>), [container](<https://devfeed.tech/tags/container.md>), [container-based-application](<https://devfeed.tech/tags/container-based-application.md>), [container-images](<https://devfeed.tech/tags/container-images.md>), [container-security](<https://devfeed.tech/tags/container-security.md>), [container-security-strategy](<https://devfeed.tech/tags/container-security-strategy.md>), [cves](<https://devfeed.tech/tags/cves.md>), [debian](<https://devfeed.tech/tags/debian.md>), [dependencies](<https://devfeed.tech/tags/dependencies.md>), [docker-hub-image](<https://devfeed.tech/tags/docker-hub-image.md>), [dockerfiles](<https://devfeed.tech/tags/dockerfiles.md>), [guides](<https://devfeed.tech/tags/guides.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [image-migration](<https://devfeed.tech/tags/image-migration.md>), [migration](<https://devfeed.tech/tags/migration.md>), [migration-guides](<https://devfeed.tech/tags/migration-guides.md>), [python-image](<https://devfeed.tech/tags/python-image.md>), [secure-container-image](<https://devfeed.tech/tags/secure-container-image.md>), [secure-container-images](<https://devfeed.tech/tags/secure-container-images.md>)

### AI overview

This guide explains how to migrate container images to Chainguard Images for smaller image sizes, fewer vulnerabilities, and continuous maintenance. It covers using -dev images for shells and package managers, installing bash or zsh when needed, searching for packages with apk, and adapting Dockerfiles and entrypoint scripts.

### Source excerpt

Struggling to adopt secure container images? Our new migration guides provide step-by-step instructions and best practices for a smooth transition.

## Generating application code from tests with AI

DevFeed: [Generating application code from tests with AI](<https://devfeed.tech/articles/generating-application-code-from-tests-with-ai-39075.md>)

Original publisher: [Read original article](<https://blog.devdetails.com/p/generating-application-code-from>)

Author: Mike

Published: 2023-06-14T03:39:00Z

Content type: tutorial

Language: en

Sources: [Dev Details](<https://devfeed.tech/sources/dev-details.md>)

Topics: [Development](<https://devfeed.tech/topics/development.md>), [Code](<https://devfeed.tech/topics/code.md>), [ChatGPT](<https://devfeed.tech/topics/chatgpt.md>), [PyCharm](<https://devfeed.tech/topics/pycharm.md>), [Poetry](<https://devfeed.tech/topics/poetry.md>), [plantuml](<https://devfeed.tech/topics/plantuml.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [and-best-practices](<https://devfeed.tech/tags/and-best-practices.md>), [chatgpt](<https://devfeed.tech/tags/chatgpt.md>), [code](<https://devfeed.tech/tags/code.md>), [poetry](<https://devfeed.tech/tags/poetry.md>), [practical](<https://devfeed.tech/tags/practical.md>), [pycharm](<https://devfeed.tech/tags/pycharm.md>), [tests](<https://devfeed.tech/tags/tests.md>)

### AI overview

Part 5 of a series demonstrates generating application code for a URL shortening service from existing tests and design documents using ChatGPT and the CodeGPT plugin for PyCharm. The generated code was close to correct but required corrections and refactoring.

### Source excerpt

Part 5 of a practical example of using AI for coding