A mediocre portfolio kills more careers than a lack of skills. Many Senegalese developers and designers can do the work, but their portfolio tells their story so poorly that they never get the interview or the project. A good portfolio, on the other hand, does the sales work for you: it convinces before you have even spoken. Here is how to build that portfolio.
What a portfolio must prove
A client or recruiter is not looking to admire your code. They are looking for an answer to a single question: "Can this person solve my problem reliably?" Everything in your portfolio must answer yes to that question. It is not an art gallery; it is a sales pitch.
Which projects to show
The golden rule: three excellent projects beat ten average ones. Each weak project drags the average down and sows doubt. Select ruthlessly.
For a developer
Show projects that prove a complete skill: an application with authentication, database, payment, deployed and accessible online. A client wants to see a clickable link that works, not just screenshots. Including a project for a real client, even a small one, changes everything: it proves you work in the real world, with constraints and deadlines.
For a designer
Show the process, not just the final result. A client wants to understand how you think: the starting problem, the research, the iterations, the justified choices, the result. Beautiful mockups without context impress less than an average project well explained.
The case study: your secret weapon
The difference between an amateur portfolio and a professional one comes down to one word: the case study. Instead of dropping an image and moving on, you tell a structured story.
The structure that converts
Start with the context: who the client was, what their problem was. Then the goal: what needed to be accomplished, with what constraints. Then your approach: what you did and why you made those choices. Finally, and this is the most important, the result, quantified if possible: "load time dropped from 6 to 1.5 seconds," "online sales rose 30% in two months," "the conversion rate doubled."
Numbers turn a claim into proof. If you do not have numbers, ask your clients for them, or honestly estimate the impact.
What recruiters and clients really look at
A technical recruiter spends on average less than two minutes on a portfolio at first glance. Here is what they look at, in order.
First, whether the links work and the projects are online. A "dead" project that does not load is worse than no project. Then, the code on GitHub: is it clean, commented, with regular commits and a clear README? A polished README with a screenshot, description and install instructions impresses as much as the code itself. Finally, consistency: a developer who shows ten different technologies worries; a profile clear on two or three technologies reassures.
The portfolio in practice: the structure of a page
Your portfolio site must load fast and work perfectly on mobile, because many recruiters view it from their phone. A slow or broken portfolio on mobile sends a terrible message: "this developer cannot build a fast, responsive site."
The effective structure: a clear headline at the top (who you are and what you do, in one sentence), three to four projects as case studies, a short and human "about" section, and an obvious way to contact you. No five-level dropdown menu, no animation that lags the page. Simplicity inspires trust.
The mistakes that scare clients away
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Here are the faults that destroy a portfolio, ranked by severity.
- Dead links or projects that do not load. Check everything every month.
- Spelling and grammar mistakes. They signal a lack of care that terrifies a client.
- Generic content copied from elsewhere: "passionate about new technologies" says nothing. Be specific.
- Too many projects, including obvious tutorial exercises. A course "todo app" is recognizable from a mile away.
- No clear contact information, or a form that does not work.
- An overloaded design that tries to show everything and shows nothing.
Mini case study: Mamadou's transformation
Mamadou, a UI designer in Saint-Louis, had been applying for months with no reply. His Behance portfolio lined up twenty visuals without context. We redid everything: he kept three projects, turned each into a case study with context, process and quantified results. For one project, he contacted the former client to get a real number: "+40% in quote requests after the redesign."
He also built a fast personal site instead of depending on Behance. Result: in six weeks, he received three project inquiries, including one from a Canadian studio for 600 euros for an interface redesign. The lesson: "I thought my problem was my skill level. It was the way I told the story of my work."
Keeping the portfolio alive
A portfolio is never finished. Every three to six months, add your best recent project and remove the weakest. The average level must rise over time. A portfolio that has stagnated for two years signals a stalled career.
FAQ
How many projects should a portfolio show?
Three to five excellent projects, no more. Quality beats quantity. Each weak project weakens the whole. Better three detailed and impressive case studies than ten superficial thumbnails.
Do you need a personal site or are platforms like Behance and GitHub enough?
A personal site is a clear advantage: it shows your technical mastery and gives you full control. But GitHub for developers and Behance or Dribbble for designers remain indispensable as complements. The ideal is to have both.
What do you do when you are starting and have no client projects?
Create fictional projects treated as real: a redesign of an existing site, an application solving a specific need. Also offer your work for free or cheap to a local shopkeeper to get a real case and a testimonial. Real experience, even unpaid, changes your portfolio.
Should you show the source code of projects?
For a developer, yes, via GitHub, with clean code and a good README. Technical recruiters read the code. Polish your commits and documentation as much as the project itself.
How do you present a project you worked on as a team?
Be honest and precise about your exact contribution: "I built the payment flow and the authentication." Lying about your share shows quickly in an interview. A clear, well-explained contribution beats false ownership of the whole project.
Should the portfolio be in French or English?
It depends on your target. To aim for the English-speaking international market, English is preferable. For the French-speaking market, French is fine. You can also offer both languages if your site allows it, which widens your audience.
Let's talk about your project. If you want a fast, professional portfolio site that wins projects, contact us on WhatsApp +221 77 596 93 33.
Mohamed Bah
Fondateur, Kolonell
Passionate about digital and entrepreneurship in Africa, Mohamed has been helping Sénégalese businesses with their digital transformation since 2020. Founder of Kolonell, he believes every SME deserves a professional and accessible online présence.