The Top 10 Things Every Programmer and Software Engineer Should Know

Kacper Bąk
4 min readApr 22, 2023


The field of software engineering and programming is vast and ever-evolving, which requires a constant focus on learning and mastering the essential skills that help build robust and valuable software solutions. The top 10 things every software engineer and programmer should know to excel in their field include understanding the customer’s business, communication, programming languages and scripting, databases, cloud computing, source control, testing best practices, basic project management skills, saving code changes constantly, and continuous learning.

In this article, we will discuss each of these essential skills and knowledge areas in detail, highlighting their importance in the field of software engineering and programming.

Understand the Customer’s Business

A successful software engineer or programmer must understand the customer’s business to create software solutions that address their needs and add value. This understanding leads to better requirements gathering, designing, and implementing software products that align with the customer’s goals.


Effective communication is crucial for delivering a cohesive final product. It helps software engineers and programmers work together with different team members, each having their own tasks and responsibilities. Clear communication also ensures that project changes are documented and managed efficiently.

Programming Languages and Scripting

Mastering multiple programming languages like Java, Python, C++, and JavaScript opens doors to better opportunities in the software development world. A software engineer or programmer must have familiarity with these languages to create versatile and powerful software solutions.


Databases are essential for storing, accessing, managing, and structuring data in software applications. A software engineer must be familiar with various database management systems such as Oracle, MySQL, SQL Server, and PostgreSQL. They should also know how to manipulate data and write multiple queries to…