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Toptal Blog

The Toptal Blog is the top hub for developers, designers, finance experts, executives, and entrepreneurs, featuring key technology updates, tutorials, freelancer resources, and management insights.

EngineeringIcon ChevronMobile

Building an Android POS App That Can’t Be Closed

by Tudor Filip Stupariu

It’s not every day that a client asks a developer to create a mobile app that cannot be closed, but this can be a crucial feature for Point of Sale (POS) devices. In this article, Toptal Software Developer Tudor Filip Stupariu demonstrates how he built an Android POS app that can’t be closed.

10 minute readContinue Reading
ProductIcon ChevronProduct Life Cycle

The Product Backlog: A Step-by-step Guide

by Omer Shechter

Product backlog management is the most impactful work area for any product manager. Learn how to create a healthy backlog and apply a data-driven approach to prioritization.

8 minute readContinue Reading
EngineeringIcon ChevronData Science and Databases

The Many Applications of Gradient Descent in TensorFlow

by Alan Reiner

TensorFlow is one of the leading tools for training deep learning models. Outside that space, it may seem intimidating and unnecessary, but it has many creative uses—like producing highly effective adversarial input for black-box AI systems.

18 minute readContinue Reading
DesignIcon ChevronTools and Tutorials

Stay Sharp – How to Boost Creativity During a Quarantine

by Danny Rubyono

Freelance design contracts aren’t guaranteed. We confront this reality head-on by showing freelancers how to boost creativity and maintain positivity, even when paying jobs dry up.

5 minute readContinue Reading
FinanceIcon ChevronFinance Processes

Reorganizing for Survival: Building Scenarios

by Natasha Ketabchi

In the “new normal,” how should business leaders ensure that their business is well-equipped to survive and then thrive? Scenario analysis is a handy tool: How are scenarios built and translated into financial projections?

7 minute readContinue Reading
DesignIcon ChevronUX Design

Living His Best Life – David Nuff's Inspiring Freelance Success Story

by Miklos Philips

If we could design our best life, what would it entail? What would our freelance success story look like? Hear firsthand and get advice from someone who has designed their career and thrived.

7 minute readContinue Reading
FinanceIcon ChevronInvestors & Funding

The Art of the Fundraising Pitch Deck

by Brendan Fitzgerald

The flow of a fundraising pitch deck is vital for striking a chord with investors and clearly displaying the narrative of the business. Going through a successful pitch deck slide by slide is one of the most effective ways to learn how to build a flow.

9 minute readContinue Reading
EngineeringIcon ChevronBack-end

Using Kotlin for Back-end Development: A Quick Overview

by Boldizsar Akos Mezei

Kotlin has features that make it an ideal language for back-end development. Learn what these features are and how you can use them to create high-performing systems.

8 minute readContinue Reading
DesignIcon ChevronUX Design

Design a Better Homepage with the StoryBrand Framework

by Anak Garcia

Adhering to the StoryBrand framework to create a homepage with a compelling narrative that focuses on the customer’s needs is one of the best ways to build trust with website visitors.

7 minute readContinue Reading

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