Most product managers are comfortable with customer research, roadmaps, and presentations. But the moment developers start mentioning endpoints, payloads, or REST APIs, it’s easy to feel out of depth.
Here’s the good news: you don’t need to become an engineer. What you do need are the right technical skills for product managers. These skills help you earn credibility, make smarter product decisions, and position yourself for bigger roles.
Think of technical knowledge as a multiplier. It won’t replace your core product manager skills like empathy, research or strategy but it enhances them.
If you’ve ever wondered what “technical enough” really means for a product manager, we break it down in this article.
But the focus of this article is to explore APIs as a case study and show how learning a few technical skills can make you stand out.
Why Technical Fluency Matters for PMs
Think of product management as a triangle of business, design, and technology. Most PMs sit comfortably in business and design. The edge comes when you can step into technology—even a little.
- Developers respect you more when you speak their language.
- You make better trade-offs because you understand the “how” behind the “what.”
- Your career opens up to senior PM or technical PM roles.
On LinkedIn, a search for “Technical Product Manager” jobs shows “13,000+ Technical Product Manager Jobs in United States (976 new)”. This demand exists because companies want product managers who can bridge business goals with technical execution.
If you’ve read our piece on moving up as a product manager, you’ll notice technical fluency is one of the key differentiators at mid and senior levels.
What Are APIs Anyway?
Let’s strip the jargon. An API (Application Programming Interface) is like a waiter at a restaurant.
- You (the user) ask the waiter (API) for pizza.
- The waiter takes your order to the kitchen (backend).
- The kitchen makes the pizza and gives it to the waiter.
- The waiter brings it back to you (the response).
That’s all APIs do: they move requests and responses between systems.
For example, when Uber shows you a route, it’s using Google Maps’ API. Instead of reinventing mapping tech, Uber plugs into an existing API to pull the information you need.
The 3 Ways APIs Show Up in Product Management
- Integrating third-party APIs
- You use someone else’s API (e.g., Uber using Google Maps).
- Pros: saves time, lowers cost.
- Cons: dependency—if the API breaks, you’re stuck.
- Building internal APIs
- Your company creates APIs for internal systems to talk to each other.
- Example: a bank connecting its mobile app with its fraud-detection service.
- Exposing APIs as your product
- Companies like Mono, Paystack, or Twilio are API businesses.
- Their value is in providing developers access to data or services.
As a product manager, you may deal with all three scenarios. Your job isn’t to code the APIs but to understand what they do, why they matter and how they impact business value.
Want to dive deeper into how APIs actually work? Explore our free Technical Product Management Fundamentals course—it’s a great start to confidently participating in technical conversations in your product team.
Security Awareness: A Hidden PM Responsibility
One of the most overlooked technical skills for product managers is security.
Imagine leaving your laptop unlocked. A colleague could literally inspect your browser, flip a setting, and reveal saved passwords in plain text. That’s how easy it is for sensitive data to leak.
As a PM, you handle trade secrets, customer data, and access to internal tools. Basic security hygiene—like locking devices, verifying links before clicking, or vetting API providers—isn’t optional. It’s a must-have product manager technical skill.
Requests, Responses, and Payloads (Made Simple)
Every API interaction boils down to:
- Request: what you’re asking for.
- Example: “Give me this user’s account balance.”
- Response: what you get back.
- Example:
{ "balance": 10000 }
- Example:
- Payload: the meaningful part of the response.
- In this case, “10000” is the payload.
Understanding payloads helps product managers filter what’s useful to the product versus what’s just metadata. Learning to read JSON (the most common API format) will make conversations with devs much smoother.
REST and HTTP Methods: Don’t Let Developers Intimidate You
APIs often follow REST architecture, which has its own “rules.” Four HTTP methods matter most:
- GET: retrieve information (like viewing transaction history).
- POST: create something (like making a payment).
- PUT: update something (like changing an email address).
- DELETE: remove something (like deleting a record).
You don’t need to memorize every rule, but knowing these basics helps you cut through jargon in technical conversations.
Why Product Managers Should Learn SQL
Let’s step away from APIs for a second. One of the most practical technical skills for product managers is SQL (Structured Query Language).
APIs fetch data across systems, but sometimes you just need to answer a simple question:
- How many users signed up last week?
- What’s the average order value in Lagos?
With SQL, you don’t need to wait on developers or analysts. You can run a basic query like:
That’s power. That’s independence. And that’s why “learn SQL for PM” is advice you’ll hear everywhere.
Tools Every Product Manager Should Know
- Postman: test API calls without writing code.
- New Relic / Datadog: monitor app and API performance.
- Developer portals (Paystack, Mono, Flutterwave): the docs and keys where integrations live.
Pro tip: Treat documentation as product. Great APIs succeed because their documentation is usable.
Monitoring API Health
APIs can fail and when they do, customers feel it. That’s why strong API platforms have health dashboards. Good API platforms like Paystack or AWS publish uptime dashboards. As a PM, knowing how to check these builds trust.
Always ask: What happens if this API goes down? Do we switch to a backup? Do we tell customers?
Beyond APIs: Growing Your Technical Product Manager Toolkit
APIs are a great starting point, but there’s more to explore as you grow in your role. Over time, product managers often build confidence in areas like:
- Software architecture basics
- System design
- DevOps fundamentals
- AI integration
Think of these as the “next chapters” in your technical journey—not things to master all at once, but skills you can layer in as your career evolves.
We explore these areas in more depth in our Technical Product Management live program.
