UX/UI Designer
Gerakas, Attica, Greece
πριν από 5 μέρες


Upstream is leading the mobile internet revolution in high growth markets. Its pioneering platform provides 1.2 billion people in developing countries with affordable and secure access to digital services on their mobile devices.

Upstream’s Zero-D service provides free access to the internet essentials to 250 million mobile users in Latin America and Africa even when they have run out of data.

The company’s Secure-D service is a leading anti-fraud platform that in 2018 alone, detected 30 million mobile phones infected with malware in 16 counties.

Upstream’s all-in-one digital marketing platform, One-D, simplifies the digital user acquisition journey by managing the entire recruitment process, including partners and digital marketing channels, and safeguards mobile subscribers against all fraudulent activity.

Upstream works with over 60 mobile operators, across more than 45 markets, leveraging their unique assets to boost and create new revenue streams in the data era.

Its team counts 280 people of over 25 nationalities, working from nine offices around the globe.

The role

Within the context of a new, exciting, project, aiming to revolutionise mobile internet access in emerging markets, Upstream is looking to hire a UX / UI Designer , for Zero-D, its new mobile solution ().

The UX / UI Designer should oversee and contribute to the creation of mobile optimized websites and applications, resulting in an interface that is both original and easy to use.

The ideal candidate should have an eye for clean and functional design and always make the end-user’s needs a priority. Your work will ultimately allow Zero-D to positively impact millions of consumers around the world.

The position is based in Athens-Greece.


  • Understand user needs and combine them with business goals, aiming for a compelling overall vision of the user experience.
  • Conceptualize original ideas that bring simplicity and focus on the end-user.

  • Work closely with product and engineering to develop interaction models, user workflows, UI wireframes and workable mock-ups / prototypes.
  • Analyze each of the product features and paying attention to each detail of the interface.
  • Suggest UI improvements to the existing features by working with internal teams, seek their feedback and incorporate it in design revisions.
  • Execute all visual design stages from concept to final hand-off to engineering, keeping projects on track.
  • Conduct competitive benchmarking activities (e.g. User interviews, Usability tests) to establish and promote design guidelines, best practices and standards.
  • Effectively present the wireframes and designs to internal teams, seek their feedback and incorporate it in design revisions.
  • Requirements

  • Bachelor’s degree with a minimum of 3 years of human computer interaction, visual design, user interface design, usability engineering or a related field.
  • Demonstrated understanding of user-centered design, software usability principles and design constraints on the Web. Ability to understand user needs and frame the solution with engaging UI.
  • Familiar with Material Design system.

  • Advanced proficiency with software tools such as Adobe CC (Photoshop, XD) or similar.
  • Advanced research and data analysis skills.
  • Solid work ethic with the ability to adapt to the situation, be flexible and nimble in terms of work planning, and the ability to think quickly on your feet.
  • Strong ability to collaborate effectively with internal and external team members.
  • Excellent command of the English language.
  • Applications must be accompanied by a portfolio of recent work (Please indicate your website’s URL).
  • Personal Characteristics

  • Bright, ambitious, self-driven, hard-working and flexible.
  • Able to perform under pressure and deliver results in a demanding and fast-paced environment that requires fresh thinking and innovation.
  • Excellent written and spoken communication skills.
  • Strong attention to detail.
  • Benefits

    We offer a competitive base salary, commission scheme and benefits, directly dependent on the candidate’s qualifications and skills.

    The real excitement comes from working closely with a dynamic, smart, agile and highly motivated team in a competitive and fast paced environment.

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    Upstream is an equal opportunity employer. The Company does not discriminate on the basis of race, colour, creed, pregnancy, religion, gender, national origin, age, disability, marital, or any other legally protected status.

    The Company also makes reasonable accommodations for disabled employees. Finally, the Company prohibits the harassment of any individual based on their protected status.

    This policy applies to all areas of personnel actions including recruitment, hiring, training, promotion, compensation, benefits, transfer, and social and recreational programs.

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