Gunnar MiklisWeb Developer
Profile picture
Education
Full-Stack Web Development, cimdata Bildungsakademie⁠
Aug 2024 – Sep 2024 | Berlin
Full-Stack Web Development, Ironhack Germany GmbH⁠
Mar 2023 – May 2023 | Berlin
Geographical Science, Freie Universität Berlin⁠
Oct 2013 – Mar 2023 | Berlin
Courses
Web Programming with HTML, CSS, PHP and MySQL, Freie Universität Berlin, 2017
Layout & Typography with Adobe InDesign, Freie Universität Berlin 2017
Statistics & Evaluation with R, Freie Universität Berlin, 2017
Publishing with LaTeX, Freie Universität Berlin, 2016
Interests
Cooking, Coffee Science, Music, Traveling, Fitness, Games
Languages
GER — Native
ENG — Fluent
Hi, I'm Gunnar. Nice to meet you!

With a dedication for user-centered experience, I develop web applications by bringing together frontend and backend technologies. I'm committed to deliver maintainable and high quality software, while staying flexible with evolving tech trends. I thrive in collaborative environments where I passionately and conscientiously contribute and strive to exceed expectations. Curious about me? Let's connect! Not convinced, yet? Take a look at my Portfolio⁠

Projects
Microcontroller Web Interface, IoT Dashboard (confidential)

Embedded Full-Stack: Python, Streamlit, Ngnix, systemd, TCP/​IP

Event Ticketing⁠, Validation of Event Tickets via QR-Code Scanner

Android App: TypeScript, React Native, Expo, SQLite.

SleepMinder⁠, Cross-Cohort Collaboration: Data → UX/UI → WebDev

Full-Stack Web Application: MongoDB, Express, React, Node.js, Axios.

Workout Tracker⁠, Collaborative Development, CI/CD, Version Control

Backend: Node.js, Express, MongoDB, Mongoose, Handlebars, Git, GitHub.

Wait...? That level, again?⁠, Develop a Browser Game

Frontend: JavaScript, HTML, CSS, Canvas, P5.js, DOM, OOP.

Work Experience
(Embedded Full-Stack) Software Developer, Kirsch Audio GmbH⁠
Jul 2025 – Mar 2026 | Berlin
  • •Built two architectural iterations (React/​FastAPI → Streamlit) and owned system design, UI/​UX, and API development in self-directed environment
  • •Implement a full-stack IoT dashboard to control hardware via TCP/​IP
  • •Configure Linux system setup (systemd, Nginx, networking)
  • •Refactor legacy codebase (Python) to improve maintainability and DX
  • •Debug and reverse engineer network communication with Wireshark, resolving undocumented behavior
    • Barista, Freelance | Café Núcleo – Latin American Specialty Coffee
    Jan 2026 – Present | Berlin
  • •Represent the coffee brand at trade fairs, combining product presentation, brewing, and sales
  • •Support daily café operations, occasionally run the shop independently
  • •Prepare manual brews (V60, AeroPress, Batch, etc.) and support espresso service, developing skills in dialing-in, milk steaming and Latte Art
  • •Participated in coffee competitions (AeroPress Championship 2025, achieving a top-6 placement)
    • Jan 2025 – Present | Berlin
  • •Manage weekly B2C/​B2B orders, ensuring accurate packing and shipping
  • •Implement a structured workflow system (task stage tracking, documentation), enabling asynchronous collaboration across time zones
  • •Streamline logistic processes, reorganizing storage facility, improving accessibility and efficiency
    • Assistant Content Product Manager, flaconi⁠
    Nov 2021 – Jun 2022 | Berlin
  • •Maintain the website and optimizing product data using a CMS.
  • •Collaborate with the team using agile methods, support reduce backlog.
  • •Document and improve workflows, contribute strategies and ideas.
  • •Communicate with internal and external teams, onboarding new employees, assign and coordinate tasks for the assistant employees.
    • Technical Skills
    Embedded, Full-Stack, Frontend, Backend, Python, TypeScript, JavaScript ES6+, Node.js, Next.js, Streamlit, React, React Native, FastAPI, Express, MongoDB, SQL, SQLite, Mongoose, Prisma, JWT, OAuth, TanStack Query, Zod, Handlebars.js, REST, RESTful API, DRY, KISS, SOLID, CI/CD, SPA, CSR, SSR, Templating, UX, UI, DX, IT Accessibility, Lighthouse, Version Control, git, GitHub, Unit Test, Jest, OOP, Vitest, Responsive Design, Layout, Typography, HTML, CSS, Agile Methodologies, Kanban, Scrum, Jira, Notion, E-Commerce, Content Management (CMS), Linux, systemd, Nginx, Wireshark, TCP/IP, Geolocation, Geographic Information Systems (GIS)
    Sound Engineer & Lightning Engineer, Freelance
    May 2017 – Oct 2021 | Berlin
  • •Responsible for design, organization and operation of various events.
  • •Creativity and precision to deliver audio-visual appealing experiences.
  • •Troubleshoot: quickly identify and fix technical issues during events.
  • •Make schedules, prioritize workload, manage logistics.
  • •Communicate and build relationships with clients and coworkers.
    • Dec 2017 – Sep 2019 | Berlin
  • •Independently design and create a 200+ page publication⁠
  • •Collaborate on a web-mining project to analyze ISO management system standards as part of quality infrastructure and conformity assessment.
  • •Provide general support, including data preparation and analysis, presentations, and literature research.
    • Personal Skills
    How I approach problems...

    Analytical and structured problem-solving, Proactive and independent ownership, Customer- and user-centered solutions, Curiosity and open-minded thinking, Adaptable and eager to learn, Systems and interdisciplinary perspectives.

    How I interact with people...

    Friendly and supportive contribution, Clear and constructive communication, Open for all kinds of collaborations.

    How I deliver results...

    Organized and conscientious execution, Focus on maintainability and quality, Long-term thinking over short-term delivery, Craftsmanship and attention to detail, Commitment to elegant and well-designed solutions.

    The tone of how I operate...

    Kind and authentic, Reflective and mindful, Passionate about meaningful work, Radiating calmness, Easy to get along.