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Extend your team with top tech talents

We apply the Swiss precision to software development to be the reliable partner that you can count on for the long term. 🇨🇭👨🏻‍💻

 

Based in Switzerland with development hubs in Eastern Europe, our team supports startups and SMEs seeking qualitative and cost-effective solutions.

 

Our clients count on us to provide them on-demand top software engineers and UX/UI designers, passionate by the technology and eager to bring new solutions to the market. 🚀

  • $5,000+
  • $25 - $49 / hr
  • 10 - 49
  • Founded 2017
Total Reviews
9
Average Referral Rating
5.0 /5
Most Common Project Size

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    5w155 SA Review Insights

    Overall Review Rating

    5.0
    • Quality 5.0
    • Schedule 5.0
    • Cost 5.0
    • Willing to Refer 5.0

    Top Mentions

    Review Highlights

    • Technical Expertise

      5w155 SA demonstrated strong technical skills, effectively handling complex tasks like blockchain architecture, server infrastructure, and responsive design, which impressed clients from various sectors.

    • High-Quality Deliverables

      5w155 SA consistently delivered high-quality projects across various industries, meeting client expectations for MVPs, websites, and applications. Clients were pleased with the precision and quality of deliverables.

    • Effective Project Management

      Clients praised 5w155 SA's project management skills, noting timely delivery, responsiveness, and adaptability. They were commended for simplifying processes and maintaining good communication.

    • No Reported Areas for Improvement

      Across multiple reviews, clients did not identify significant areas for improvement, suggesting a high level of satisfaction with 5w155 SA's performance and service delivery.

    • Value for Money

      Clients appreciated the cost-effectiveness of 5w155 SA's services, highlighting the good value for money and budget-friendly pricing as key reasons for choosing the company over competitors.

    5w155 SA Reviews

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    Website Dev & UX/UI Design for Telecommunications Company

    • Custom Software Development UX/UI Design Web Development
    • $10,000 to $49,999
    • June - Sep. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "5w155 SA's value for money, availability, and willingness to do great things were impressive."

    Oct 10, 2024
    Intrapreneur, Opineo (Swisscom)
    Paul Callens
    • Telecommunications
    • Switzerland
    • 10,001+ Employees
    • Online Review 
    • Verified

    5w155 SA built a website's MVP for a telecom company's product launch. The team handled the front- and backend, designed UX/UI, defined the iteration of the product's architecture, and set up a CI/CD pipeline.

    Cross-Platform Design for Design Company

    • Mobile App Development Other Application Development Web Development
    • Less than $10,000
    • Nov. - Dec. 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their attentiveness and consideration were commendable."

    Sep 20, 2023
    UI/UX Creative Designer, Carella & Co
    Francesco Carella
    • Design
    • France
    • 1-10 Employees
    • Online Review 
    • Verified

    5w155 SA produced designs for a PC, smartphone, and tablet platform. The goal was to have integrated screens in responsive mode and integrate customer feedback into the code.

    Custom Software Development for Wealth Management Company

    • Custom Software Development Product Design UX/UI Design
    • Confidential
    • Feb. - June 2017
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "5w155 SA was able to quickly understand the needs of the firm and provide a tailored, low-cost solution."

    Aug 21, 2023
    Assistant Portfolio Manager, Wealth Management Company
    Enea Exhenry
    • Financial services
    • Geneve, Switzerland
    • 1-10 Employees
    • Online Review 
    • Verified

    5w155 SA developed an in-house automated web-based app for a wealth management company. The team was responsible for reviewing the tech stack, planning the project, doing follow-ups, fixing bugs, and more.

    Mobile App Dev & UI/UX Design for Health Solutions Firm

    • Graphic Design Logo Mobile App Development UX/UI Design
    • Confidential
    • Nov. 2020 - Feb. 2021
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They did everything perfectly and far beyond expectations."

    Apr 20, 2023
    Founder & President, Age Impulse
    Gabriel Dib
    • Wellness & Fitness
    • Paris, France
    • 1-10 Employees
    • Online Review 
    • Verified

    5w155 developed a mobile app for a health solutions firm. The team was tasked with providing mockups, UI/UX design optimization, and branding strategy.

    Web Development for AI Game Development Platform

    • Web Development
    • Less than $10,000
    • Sep. - Oct. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The designer has been great and communicative."

    Sep 27, 2024
    Head of Design, Rosebud AI
    Lewei Wang
    • Information technology
    • San Francisco, California
    • 11-50 Employees
    • Online Review 
    • Verified

    A game development company hired 5w155 SA to rebuild their website. The team is also responsible for redesigning the platform's visual aspect.

    Web, Mobile App, Blockchain Dev for Gaming Company

    • Blockchain Mobile App Development Web Development
    • Confidential
    • Apr. 2022 - Jan. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "We were pleased with their speed and reliability."
    Oct 31, 2023
    CEO, Z Corp sa
    Federico Calarco
    • Gaming
    • Lugano, Switzerland
    • 1-10 Employees
    • Online Review 
    • Verified

    5w155 SA developed a web and mobile app for a gaming company. The team also redesigned the architecture of smart contracts and reinstalled server applications for the client.

    Website Dev for Architectural Surveying & Drawing Firm

    • API Development Custom Software Development Web Development
    • Confidential
    • June 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "Their availability and reactivity stand out."
    Oct 30, 2023
    Associate Architect, A-dhoc.ch
    Anonymous
    • Construction
    • Geneve, Switzerland
    • 1-10 Employees
    • Online Review 
    • Verified

    5w155 SA has built a website and an admin platform for an architectural surveying and drawing firm. They've written the code, executed multiple UIs, run multi-stage validation, and managed the database.

    IT Consulting, Software & Web Dev for On-Chain Fund Tool

    • Custom Software Development IT Strategy Consulting Web Development
    • Confidential
    • May 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "All items were delivered on time with great quality."
    Oct 29, 2023
    Co-Founder & CTO, Fume
    Marc Bickel
    • Financial services
    • Lugano, Switzerland
    • 1-10 Employees
    • Online Review 
    • Verified

    5w155 SA has developed an on-chain fund tool's platform. They've implemented and tested the MVP version of the product and a Webflow website. They provide IT strategy and advise on tech staff recruitment.

    Web Design & Development for Private Bank

    • E-Commerce Development Graphic Design Web Development
    • Less than $10,000
    • June - Aug. 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "I could trust them 200%! They were also very available whatever the time!"

    May 27, 2023
    Head of Legal, Private Bank
    Thierry Demiéville
    • Financial services
    • Switzerland
    • 51-200 Employees
    • Online Review 

    5w155 SA designed and developed a legal website for a private bank. The team set up the entire website, including a payment system. The website's goal was to give legal advice to clients.

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