11/12/2026 updated

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Senior Product Designer & Full-Stack Engineer | Angular, React, Vue, .NET | SaaS, AI, Dashboards

MOSTAR, Bosnia-Herzegovina
Worldwide
BSc Software Engineering, Faculty of Information Technologies, Mostar (2023)
MOSTAR, Bosnia-Herzegovina
Worldwide
BSc Software Engineering, Faculty of Information Technologies, Mostar (2023)

Profile attachments

Kristian Cupurdija.pdf
Kevin Recommendation.pdf

About me

Senior product designer and full-stack engineer, 10+ years in SaaS, AI and data-heavy products. Former Head of Product at Symphonee (AI recruitment) and Design Lead at SES Satellites. I take products from discovery and Figma to production code. Based in Split, Croatia (CET), remote-first.

Tailwind CSSAzure DevOpsFlutterASP.NETHTMLJavaScriptPHPA/B TestingUser Experience (UX)Adobe IllustratorAdobe PhotoshopAgile MethodologyArtificial IntelligenceAmazon Web ServicesAtlassian JiraMicrosoft AzureC Sharp (Programming Language)Cascading Style Sheets (CSS)Software as a ServiceData VisualizationWeb DevelopmentUser Interface DesignInformation ArchitectureInteraction DesignPython (Programming Language)LaravelPostgreSQLMachine LearningMongoDBMySQLNode.jsProduct DesignPrototypingSoftware PrototypingAngular 2+Next.jsSQL DatabasesTypeScriptUsability TestingWebsite WireframeThree.jsUser Research.NET CoreReact.jsAdobe XDVue.jsSyntactically Awesome Style Sheets (SASS)KubernetesFull Stack DevelopmentFigmaGraphQLFront End Software DevelopmentReact ReduxRestful ApiDockerMicroservices
Product and UX design: product discovery, user research, user flows, information architecture, wireframing, prototyping, UI design, interaction design, design systems and usability testing. Tools: Figma, Adobe XD, Adobe Illustrator, Adobe Photoshop, Blender, motion design.

Front-end development: TypeScript, JavaScript, Angular, React, Next.js, Vue.js, Nuxt.js, Pinia, Redux, HTML, CSS, SCSS/Sass, Tailwind CSS, Three.js, Chart.js, ApexCharts. Dashboards and data visualisation, responsive design, server-side rendering and SEO.

Back-end development: .NET and C#, ASP.NET Core, Node.js, PHP and Laravel, REST APIs, GraphQL, microservices, Prisma.

Databases: PostgreSQL, MySQL, MongoDB, DynamoDB, Redis, InfluxDB, Elasticsearch.

Cloud and DevOps: Microsoft Azure, Azure DevOps, Azure Kubernetes Service, Kubernetes, Docker, AWS, Terraform.

AI and machine learning: designing AI products and LLM features, Azure Machine Learning, Azure AI Studio, Python, PyTorch, TensorFlow, machine-learning models for forecasting.

Mobile: Flutter and Dart for cross-platform apps.

Ways of working: agile teams, product requirements and acceptance criteria, stakeholder management, Jira, ClickUp, unit testing with Pest.

Industries: SaaS, artificial intelligence, satellite and space, fintech and crypto, recruitment, healthcare, sports finance, e-commerce.

Recent projects: Head of Product at Symphonee (AI recruitment and workflow automation, London). Design Lead and full-stack developer at SES Satellites (satellite capacity and yield platform; Angular, .NET, Azure). Design and front-end lead at Kriptomat (Nuxt 3 crypto platform).

Experience

Professional experience10+ years
Freelancer since2015

Languages

GermanBasic knowledgeEnglishFluentCroatianNative speakerBosnianNative speaker

Project history

Head of Product

Symphonee Ltd
AI-powered recruitment and workflow automation platform (London startup). Responsible for product strategy, UX and delivery.
  • Defined the product vision and requirements together with the founders and engineers.
  • Led product discovery and designed complex recruiter workflows.
  • Built and maintained the product design system and UX standards.
  • Contributed directly to building key features, and supported engineers with implementation details, reviews and iteration.
  • Turned business and customer needs into clear requirements, acceptance criteria and priorities.

Design Lead and Full-Stack Developer

SES Satellites
SES's platform for managing and analysing satellite capacity and yield, covering resources valued at over $10B. Led design and worked as a full-stack developer.
  • Joined the platform when leadership was considering retiring it, and led its redesign from scratch, aligning stakeholders and delivery around it. SES still uses it today.
  • Defined the design strategy for the whole product and established a modern design system for complex data workflows.
  • Worked with senior business stakeholders on tools that improve decision-making, resource utilisation and financial oversight.
  • Built key features with Angular, .NET, Docker, Azure DevOps and AKS, and worked on machine-learning models that predict yield and future trends.

Full-Stack Developer and UI/UX Designer

Kriptomat
Led design and front-end development for Kriptomat's platform for buying, trading and investing in crypto (Ljubljana).
  • Built a server-side rendered crypto prices platform with Nuxt 3 for speed, SEO and marketing reach.
  • Integrated Lightweight Charts and ApexCharts to show real-time and historical price data over user-selected time ranges.
  • Worked with developers and business stakeholders on a scalable, high-performance product.

Full Stack Web Developer and UI/UX Designer

AssistYou

50-250 team member

Designed and developed AssistYou's platforms for training, managing and analysing AI models (Rotterdam).
  • Designed and prototyped client dashboards and reporting in Figma and Adobe Suite.
  • Built front-end dashboards that let clients capture, monitor, train and manage their AI's activity, giving a 2x faster workflow and higher engagement. Used Vue.js, Chart.js and .NET, including voice analysis and transcription, dynamic charts and complex input forms.
  • Led several projects from idea to development, focusing on design and front-end while overseeing overall delivery.

Full Stack Web Developer and UI/UX Designer

Appy Ventures
- Designed and developed solutions for SMEs and FTSE 100 companies
alike
- I worked with Figma, Adobe XD, and Adobe Illustrator for designs. I
worked with Vue.js, React.js, Node.js, and Laravel for development.
- I took the lead on several startup projects, guiding them from concept to
development while overseeing the entire process and talking directly to
the client, primarily focusing on design and development.

Frontend Web Developer and UI/UX Designer

Emaq
- Designed and developed solutions for various small-medium clients

- I worked with Figma, Adobe XD, and Adobe Illustrator for designs. I

worked with Vue.js, React.js, Node.js, and Laravel for development.
- I took the lead on several projects, guiding them from concept to
development while overseeing the entire process, primarily focusing on
design and development.

UI/UX Designer, Web Developer

Freelance
- Developed and designed various cross-platform projects ranging from
simple product websites to complex software solutions.

- I worked with Figma, Adobe XD, Adobe Photoshop, and Adobe Illustrator
for designs. I worked with Javascript, Vue.js, React.js, Node.js, .NET,
Laravel, and Flutter for development.

- During my time as a freelancer, I amassed extensive experience working
on a diverse range of projects, taking the helm in steering them from
concept inception all the way through to deployment.

Lead UI/UX Designer

Breakpoint
- Managed a wide variety of projects, from problem analysis to publishing

- Working close to people in an agile environment

- Worked with Figma, Adobe Photoshop, Adobe XD, and Adobe Illustrator.

Lead UI/UX Designer and Web Developer

DVLPMT Team
- Part of a small team

- Led design part of the projects

- I worked with Figma, Adobe XD, Adobe Photoshop, and Adobe Illustrator
for designs. For development, I worked with Javascript, Vue.js, Laravel,
and .NET.

Mechanical Technician

MSS Zivinice
Some of the themes we covered were computer-aided Design / 3D
Modeling / Basics of Electrotechnics / Creating presentations / Mechanics.

Portfolio

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