Team & Designers
Explore our core team and selected designers' expertise, work samples, and availability.
Mikki Aalto-Ylevä
CEO & Co-founder
“Design work is done at the grassroots level, not in a corner office.”
Helps SaaS companies grow and develop products through strategic design.
Tuomas Kaartoluoma
UI/UX Designer & Co-founder
“Design is not what it looks like, but how it works.”
Pragmatic UX designer. Combines user experience and functional processes into results.
Aksel Suokas
Design Engineer & Partner
“The best user experiences are often invisible.”
Focuses on user-centered design. Natural product builder.
Annika Tuominen
UI/UX Designer & Partner
“I make products where aesthetics support a smooth user experience.”
Makes complex systems beautiful and simple to use.
Designers we work with
We work with designers who have experience building real products in different environments. Our selections are based on long-term collaboration and how the work actually flows day-to-day.
Dũng Nguyen
Principal Product Designer
“My solutions solve real problems for real users”
Award-winning product designer with 10+ years across FinTech, E-Commerce, and TravelTech.
Ville Sielunahjo
Chief Design Officer
“Design as a team sport - creating healthcare experiences that surprise users in a good way”
20+ years leading design teams, building systems for complex healthcare domains.
Janne Jylhä
Design Engineer
“I thrive in small and nimble cross-functional teams, love turning complexity into clarity”
Hybrid UI/UX Designer and Frontend Engineer specializing in scalable design systems and intuitive experiences.
Angelos Arnis
Strategic Designer
“I help organizations amplify the value that designers bring to the table”
Strategic designer with 14 years in design operations and leadership. Built scalable systems at Posti, Elisa, and Smartly.io.
Iikka Koistinen
Lead Designer & Founder
“Design excellence through 15+ years of experience in investor relations and enterprise systems”
Lead Designer with 15+ years specializing in investor relations platforms and enterprise design systems.
Janne Koivistoinen
Principal Design Engineer
“Building complete systems that combine exceptional design with robust engineering”
Principal Design Engineer with 20+ years creating digital products. Combines strategic design thinking with frontend engineering to build complete systems.
Petri Lahdelma
Design Systems Lead
“Design systems, governance and AI workflows that ship”
Design Systems Lead with 20+ years. Tokens, components, governance and DesignOps that developers actually adopt. Clients include SAP, City of Helsinki, Nokia, Nordea.
Anja Petrović
Product Design Consultant
“I help B2B products find users and grow”
Background at Vainu, Grafana, and Aiven. I do experimentation, activation, and AI coding. Open to new projects.
Kasimir Hirvikoski
Lead Product Designer
“I create, break and prototype — products that engage and actually work”
Lead Product Designer with 15+ years. Shapes brands and interfaces from concept to production. Wolt, Commsor, Novu. Creative interactions and meaningful animations.
Our Work & References
Here are some examples of work we've done as part of our clients' product teams.
Hi, I'm Mikki!
Let's see if this could be a smart way forward for you
I'm the founder of The Good Side. If you have your own digital product/service and are thinking about how to develop it next, we should probably talk.
Trust is earned through work
These companies have trusted us with developing their products.
