Rizvi Saleheen

Rizvi Saleheen is a specialty coffee expert and trained barista with over six years of hands-on experience. As the founder of CoffeeAtoZ, he bridges the gap between professional specialty coffee and the home kitchen, helping enthusiasts brew the perfect cup without the pretension. By blending a rigorous technical background in IT with a deep-seated passion for the craft of brewing, Rizvi offers a perspective that is as precise as it is approachable.

The Sofia Connection: Where the Passion Began

Rizvi’s journey didn’t start in a high-end roastery, but on the cold, snowy mornings of Sofia, Bulgaria. While pursuing his higher education, coffee transitioned from a simple caffeine kick to a vital morning ritual. This environment sparked a deep curiosity: Why do two different cups of coffee taste so fundamentally different?

He spent those years exploring local cafés and dissecting the nuances of beans, roasting profiles, and brewing methods. What began as a student’s survival tool quickly evolved into a lifelong obsession with the journey from bean to cup.

Rizvi Saleheen Having Coffee in Sofia

Technical Mastery

Passion alone wasn’t enough; Rizvi wanted to master the science behind the art. To solidify his expertise, he pursued and earned a Barista Certification. This formal training was a turning point, providing him with a deep understanding of the variables that distinguish a “good” cup from a “world-class” one.

His certification involved rigorous training in:

  • Espresso Theory: Mastering the “Golden Ratio,” understanding pump pressure, and learning the physics of water flow through a compressed puck of coffee.
  • Milk Chemistry: The science of texturing milk to create the perfect micro-foam, essential for both latte art and the mouthfeel of a classic cappuccino.
  • Equipment Maintenance: Gaining a technician’s eye for espresso machines and grinders, ensuring every piece of gear operates at peak performance.

Among all the methods he mastered, espresso became his obsession. For Rizvi, espresso is the ultimate test of a barista’s skill. It requires a perfect harmony of grind size, tamping pressure, and timing. One second too long or a fraction of a gram off can ruin the balance, and it is this challenge that continues to fuel his experimentation today.

Rizvi Saleheen Barista Training Certificate

In addition to his coffee credentials, Rizvi is an experienced IT and ERP professional. This analytical background is his “secret sauce.” He approaches coffee with a structured, detail-oriented mindset, applying the same logic used in systems integration to coffee extraction and equipment testing. If there is a variable to be measured, Rizvi is likely tracking it.

The Mission: CoffeeAtoZ

Rizvi believes that the world of specialty coffee can sometimes feel gate-kept by complex jargon and expensive barriers to entry. He founded CoffeeAtoZ to change that. His mission is to make professional-grade coffee knowledge accessible to everyone, from the person using their first Keurig to the hobbyist “dialing in” a high-end prosumer espresso machine.

Through CoffeeAtoZ, Rizvi publishes detailed guides that bridge the gap between “complicated theory” and “practical application.” His writing covers the full spectrum of the coffee experience, including:

  • Comprehensive Gear Reviews: Unbiased looks at grinders, brewers, and accessories.
  • Regional Bean Guides: Helping readers navigate the flavor profiles of coffee from Africa, Asia, and the Americas.
  • Step-by-Step Tutorials: Simplifying extraction techniques so that even a beginner can brew a balanced, delicious cup at home.

Whether you are pulling your first espresso shot or just looking to improve your daily drip, Rizvi’s goal is to provide the clarity needed to make your next cup the best one yet.

“Coffee isn’t just about complicated theory; it’s about the small, practical adjustments that turn a routine drink into an experience.”

When he isn’t writing or testing new gear, Rizvi enjoys discovering interesting coffee beans to share with the CoffeeAtoZ community. One thing is certain: he’ll never settle for a mediocre cup of coffee, and he doesn’t think you should have to, either.

Posts By Rizvi

Best Coffee For Aeropress brewing

Best Coffee for Aeropress: Unveiling the Finest Coffees for Your Perfect Cup

Embarking on the journey of perfecting your coffee experience through Aeropress brewing opens up a world of rich flavors and aromatic nuances. For those unfamiliar with the term, Aeropress is a unique coffee brewing device that has gained popularity among coffee enthusiasts for its simplicity and ability to produce a …
The search for the best travel coffee mug of 2023

The Search for the Best Travel Coffee Mugs Of 2026!

Travel coffee mugs have become an essential accessory for coffee lovers on the go. Whether you’re commuting to work, running errands, or exploring the great outdoors, a good travel coffee mug can keep your favorite brew warm for hours, making your day that much better. But not all mugs are …
What’s The Deal With Descaling?

What Does Descale Mean For Espresso Machine?

What does descale mean for a coffee machine? Well, you know how every now and again your shower head gets all clogged up with gunk and it starts spraying water all weird! And then you have to clean it out with vinegar and it’s a huge pain? Yeah, descaling is …
Mastering the Moka Pot: A Journey to Coffee Bliss

Mastering the Moka Pot: A Journey to Coffee Bliss

Step into the world of Italian coffee craftsmanship with the Moka pot, a charming little device that has been enchanting coffee lovers for nearly a century. Picture the cozy streets of Rome or the bustling cafes of Naples, where the enticing aroma of freshly brewed coffee wafts through the air …
The Ultimate Coffee Creamer Guide: Time To Elevate Your Morning Joe!

The Ultimate Coffee Creamer Guide: Time To Elevate Your Morning Joe!

Coffee creamer, the unsung hero of morning rituals and coffee shop indulgences, is a delightful concoction that transforms a simple cup of joe into a creamy, flavor-packed masterpiece. With its rich and velvety texture, coffee creamer is the secret ingredient that elevates your daily caffeine fix to a new level …
The Great Morning Duel: Drip Coffee Maker VS. Percolator - Perk Up Your Choices!

Drip Coffee Maker vs. Percolator: Which Brews Best?

Drip Coffee Maker VS. Percolator: The choice between these two coffee brewing methods is a rich and aromatic debate that has percolated through kitchens for generations. Like a well-brewed cup of coffee, each has its unique qualities, and the decision ultimately boils down to your personal taste preferences. In this …
Master the Art of Percolator coffee_ Elevate your brewing game today

Master the Art of Percolator Coffee: Elevate Your Brewing Game Today!

Welcome, coffee enthusiasts, to the enchanting world of stovetop percolator coffee! If you’re yearning for a rich, robust brew that stirs your senses, then this is the coffee adventure you’ve been waiting for. Picture this: the aroma of freshly ground beans filling your kitchen, the sound of bubbling water, and …
Savor the perfection_ Mastering the art of coffee brewing temperature for an exquisite cup

Mastering the Art of Coffee Brewing Temperature

Unlocking the true essence of coffee lies in the seemingly simple yet critical aspect of “coffee brewing temperature.” Beyond the mesmerizing aroma and deep flavors, the temperature at which coffee is brewed holds the key to a perfect cup that tantalizes the taste buds. From the precise control of water …
Coffee Without coffee maker_ Simple and satisfying methods 2

How to Make Coffee Without a Coffee Maker: Simple and Satisfying Methods

Are you in need of a freshly brewed cup of coffee without a coffee maker? Fear not, for there are various ingenious methods to enjoy your favorite beverage, even when the traditional coffee maker is out of reach. Whether you find yourself on a camping trip, a power outage, or …
The Coffee Filter Chronicles_ Types, shapes, convenience and sustainability

The Coffee Filter Chronicles: Types, Shapes, Convenience, and Sustainability

Coffee filters, the unsung heroes of our morning rituals, play a crucial role in delivering that perfect cup of joe we crave. From their humble beginnings as simple paper sieves to the diverse array of materials and shapes available today, coffee filters have evolved with our coffee-making habits. They deftly …
Puerto Rican Coffee_ A delightful symphony of flavors

Puerto Rican Coffee: A Delightful Symphony of Flavors

Welcome to the world of Puerto Rican coffee, where every sip is a tantalizing journey through the senses. Nestled in the tropical paradise of Puerto Rico, this small island has earned a big reputation for its exceptional coffee. From the misty mountains to the sun-kissed fields, Puerto Rican coffee is …
Coffee taste bad_ Find out the reasons and master the art of brewing bliss

Coffee Tastes Bad? Find Out The Reasons

Coffee enthusiasts around the world share a common love for that warm, aromatic elixir that jumpstarts their day with a delightful jolt of energy. However, as devoted as the coffee community may be, there’s an undeniable truth that some dare to admit: “Coffee tastes bad.” Yes, we’ve all encountered that …
Bone Dry Coffee: Sounds Gross, But It Tastes Divine

What Is Bone Dry Coffee?

Have you ever ordered a coffee and been presented with a cup of what looks like black sludge? That’s Bone Dry coffee. And contrary to what the name (and appearance) suggests, it’s actually quite delicious. So, what is bone dry coffee, and how is it made? Bone dry coffee is …
Why Does My Coffee Look Oily?

Why Does My Coffee Look Oily?

If you take a close look at your morning cup of coffee, you might notice that the surface looks a little…oily. Naturally, you’d ask yourself this question, “why does my coffee look oily?” You might even see some oily residue on the inside of your coffee mug. So what gives? …

What Can I Use As A Coffee Filter? 5 Substitutes That You Probably Have Lying Around the House!

It’s like having a cup of coffee all ready to go, but not being able to get it into your cup! Not only does it mean you have to delay your morning caffeine fix, but you also need to find an alternative filter quickly and efficiently. So, the question arises, …
What Is Decaf Espresso? And How Do You Make It?

What Is Decaf Espresso? And How Do You Make It?

For espresso lovers who want to enjoy all the flavors of espresso without the jitters, decaf espresso is the way to go. But, what is decaf espresso? Regular espresso is made with caffeinated beans. But decaf espresso is made with beans that have undergone a decaffeination process. This process removes …
The Best Ways To Cool Your Coffee Fast

The Best Ways to Cool Your Coffee Fast

If you’re a coffee lover yourself and drink coffee every day; you may have found your coffee too hot to handle. For that reason, it’s important to learn the best ways to cool your coffee fast. There are several methods to cool down your hot coffee quickly. So no more …
The 7 Most Popular Coffee Flavors, According To Science

The 7 Most Popular Coffee Flavors, According to Science

When it comes to coffee, there are a lot of different flavors to choose from. And while some people like to keep it simple with just a black coffee, others like to get adventurous and add different syrups and flavorings to their cups. Coffee lovers around the world often enjoy …
Espresso taste sour

Oh No! Why Is My Espresso Sour? (And How to Fix It)

Imagine you are enjoying a lovely espresso at home. You take a sip, and suddenly your face puckers up as you’ve just taken a swig of vinegar. You scream, “Why is my espresso sour?!” More importantly, how can you fix it? Don’t worry, we’re here to help. Below, we’ll explain …
How To Use Syrup In Coffee: A Beginner’s Guide

How to Use Syrup in Coffee: A Beginner’s Guide

If you’re new to the world of coffee, the idea of adding syrup to your cup may seem a bit strange. However, many coffee lovers enjoy the sweetness that syrups can add to their morning brew. But how to use syrup in coffee? Hot and cold, syrups apply to your …
How Many Espresso Beans In A Shot?

How Many Espresso Beans in a Shot? A Coffee Lover’s Guide

You’ve probably typed “how many espresso beans in a shot” into Google and gotten five different answers. One site says 60 beans. Another says 100. A third throws out 205 beans like it’s obvious. If that left you more confused than when you started, you’re not doing anything wrong. That’s …
How To Make Coffee In The Microwave, According To A Barista

How to Make Coffee in the Microwave, According to a Barista

Making coffee is an art, and there are a million ways to do it. There’s the pour-over method, the French press, cold brew, iced coffee…the list goes on. But what if you’re in a hurry and don’t have time for all that? Or, you don’t have the required devices at …
How Much Cream And Sugar Should You Put In Coffee?

How Much Cream and Sugar Should You Put in Coffee?

There are lots of ways to make coffee and just as many ways to make it taste good. Some people like it black, some people like it with a little bit of milk or cream, and some people like it sweetened with sugar. But no matter how you like your …
5 cup coffee makers

Seven Of The Best 5-Cup Coffee Makers for Your Morning Routine!

In the ever-evolving realm of coffee connoisseurship, the compact charm of the 5-cup coffee maker takes center stage. As we embark on a journey through the nuances of brewing, we unveil the top seven contenders for 2025. These pint-sized powerhouses redefine the art of coffee-making, marrying efficiency with elegance. From …
Smart coffee maker

The Best Smart Coffee Makers of 2026: A Comprehensive Guide!

Embark on a caffeinated journey into the future with the best smart coffee makers of 2026. In the realm of brewing innovation, these cutting-edge appliances redefine your morning ritual, seamlessly merging technology and tradition. Picture a world where your coffee maker responds to your voice, anticipates your schedule, and crafts …
Vanilla syrup

The Best Vanilla Syrups For Your Coffee In 2026!

Vanilla syrups for coffee are arguably the best partner for your cup of java. It adds another layer of delectable flavor that makes your coffee experience, not just a routine, but a moment of indulgence. As we step into 2026, it’s time to look at the top 6 vanilla coffee …
Pod Coffee Maker

Best Pod Coffee Makers of 2026: Your Ultimate Guide!

Pod coffee makers have revolutionized the way we enjoy our favorite caffeinated beverage, offering a quick, mess-free, and consistently delicious cup every time. These ingenious machines utilize single-serve pods, pre-packaged with ground coffee, to deliver a barista-quality brew in minutes. Whether you’re a busy professional or a coffee aficionado seeking …
Gourmet Coffee

Sipping the Best Gourmet Coffees: Discover Coffee Excellence

Gourmet coffee beans represent the pinnacle of coffee quality, meticulously cultivated and processed to reveal the finest flavors and aromas that each coffee bean has to offer. These exceptional beans hail from diverse regions around the globe, each terroir imparting unique nuances that set them apart from ordinary coffee. From …
Hazelnut Coffee

The Search for the Best Hazelnut Coffees

Are you a fan of hazelnut flavored coffee? Then look no further, as we have researched and tested the best hazelnut coffee brands of the year. Hazelnut coffee has long been a favorite for those looking for a sweet and nutty coffee experience. And with so many options on the …
Black Coffee

Best Coffee Brands for Perfect Black Coffee: A Beginner’s Guide

Ever taken a sip of black coffee and wondered how anyone drinks it on purpose? You’re not alone. Black coffee is often misunderstood, even feared by some. But when you start with the right beans, it’s a world of flavors waiting to be discovered. Here’s the good news. Most bad …
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