Senior Frontend Developer

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    Campus Sofia
  • Level iconLevel icon used in website
    Senior
  • Clock iconClock icon used in website
    40 hours
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    ExpertiseTechnology
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    SkillsAdobe Analytics, Docker, Google Analytics, Angular, English, Jenkins, React, Web Development, CSS, Front-end, Jira, UX/UI Design, Scrum, Front-end Development, HTML, Next.js, JavaScript
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    EmploymentEmployed
We’ll contact you ASAP

What you'll do

Do you want to be involved in the development of cutting-edge web applications and websites for our various customers?


At iO Campus Sofia we are looking for an enthusiastic Senior Frontend Developer who wants to be involved in the development of cutting-edge web applications in websites for one of our big clients.


The Role


As a Senior Frontend Developer, you will work within a scrum team responsible for the development of our next-generation eCommerce frontend. Your role will involve innovating technical processes, troubleshooting emerging challenges, and sharing your knowledge with other frontend experts.


Please note that a proven track record of Next.JS implementation is essential for this role.



Key Responsibilities



  • Develop and implement new features on the next-generation eCommerce frontend

  • Offer technical consultation on frontend-related topics

  • Participate in code reviews to enhance team knowledge and suggest improvements

  • Act as a mentor for junior developers

  • Investigate new technology and develop quick proof-of-concept functionalities

  • Promote best-in-class development principles and quality standards (i.e., Clean Code, BDD/TDD)

  • Contribute to the Development Community of Practice

  • Aid in structuring complex engineering issues

Your qualities and skills as Senior Frontend Developer

Qualifications and Skills



  • Bachelor’s/Master's degree in computer science (or equivalent experience)

  • Minimum of 6 years of experience building large-scale software applications

  • At least 4 years in a senior FE role, preferably in an international, multicultural environment

  • Proficiency in JavaScript web development and architecture design patterns

  • Professional experience with Next.JS framework

  • Experience with writing automated tests (e.g., Jest, Karma, Jasmine, Mocha, AVA, tape)

  • Professional experience with modern JavaScript web frameworks (React, Angular, Ember, etc.)

  • Familiarity with semantic HTML, CSS, and core JavaScript concepts

  • Knowledge of software craftsmanship principles (Clean Code, Clean coder, Clean architecture)

  • Experience with continuous integration and continuous delivery using continuous delivery tooling such as Jenkins/Azure DevOps and practical experience with Docker containerization

  • Understanding of performance, cross-browser / cross-device development, testing, optimization, and frontend performance requirements

  • Experience with Jira and Confluence

  • Fluency in English—verbal and written



Desirable Skills



  • Knowledge of UX and design sensibilities, wireframe tools like Abstract, Figma

  • Familiarity with tracking tools (Adobe Analytics, Google Analytics)



Personal Characteristics



  • Uphold values at all times: Excellence, Respect, Agility, Passion

  • High energy level, stress resistance with a positive, open mindset

  • Proactive, analytical, and creative problem-solving skills

  • Ability to translate business requirements to technical ones and capable of challenging technical discussions positively

  • Excellent communication skills, capable of building relationships and delivering on targets

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What’s in it for you

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26 days of vacation days

Based on a 40-hour work week, you have 26 days of paid leave.

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Additional health and dental insurance

Covering patient and outpatient care, health and dental care, reimbursement of costs for prescribed medicines, pregnancy and birth coverage.

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Hybrid working

A good work-life balance is super important. Together with your team, you’ll decide when and where you work.

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Healthy office snacks and specialty coffee

At our campus, we provide fresh fruits, healthy snacks and specialty coffee beverages throughout the day.

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Personal training budget

Each year, you’ll get a budget of €3,000 to develop yourself, in your profession or as a person, through training, events, or courses.

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Celebrating together

If there’s something to celebrate, we know how to party! From time to time, the party team at your campus will organise the best (theme) parties.

Elena Dobreva | iO

Questions about this position?

Hi! I’m Elena, Recruiter at iO, and I’m here to answer all your questions. What’s on your mind?
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+35 987 70 07 626

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Your application, step by step

Working together, making an impact and growing: it all starts with the right connection. That's why we'd like to get to know you and want you to get to know your future colleagues too.

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    Let's get to know each other

    We like to act quickly. If we can sense a match, we'll get in touch soon for a virtual introduction. This way, both you and we can see if there's a good fit.

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    Come say hi

    How can your knowledge, skills and experience shine at iO? During a conversation with your future team lead, we’ll discuss interesting opportunities for you in our blended agency.

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    Meet the team

    There are many people here who’d love to meet you! Your potential colleagues will join us at the table. And of course, you'll get a full campus tour.

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    Join the team!

    Are we all excited? Congratulations! Go ahead and sign that contract. Together, we'll discuss the practical details and ensure you have everything you need to get started at iO.

FAQ

iO is a blended agency. Our experts in strategy, technology, data, content, creation, and marketing work in blended teams to create unforgettable brand and customer experiences together.

For some roles, an assesment or business case is part of the application process. If so, we’ll of course inform you during our virtual introduction.

All teams are part of a specific campus, but you’re more than welcome to work on other campuses too. You can discuss with your team when and where you’d like to work.

The fact that iO is a blended agency offers numerous benefits for your career path. You will learn and grow thanks to the vast diversity and expertise of your colleagues and the challenging collaborations with our clients. Moreover, you can shape your future yourself. With our extensive training opportunities, development paths, and personal attention, everything is in place for a thriving career.

Apply now

Ready for an exciting career at iO? Apply using this form or through LinkedIn. We’ll contact you soon.

Resume

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Questions about this position?