Oferta pracy

Senior iOS Engineer - Mobile

Brainly Sp. z o.o.

15 00023 000 gross / mth.
  • Zabłocie 43A, Podgórze, Kraków
    Kraków, Lesser Poland
  • offer expired 5 months ago
  • contract of employment
  • full-time
  • senior specialist (Senior)
  • home office work
  • Immediate employment
  • remote recruitment

Brainly Sp. z o.o.

Zabłocie 43A



Technologies we use


  • Swift

  • Git


  • Go

About the project

At Brainly, we believe that there are no great results without ambitious goals - and believe us, our goals are up there 📈.

Simply put, we want to be the best educational app in the world. To help us with this endeavour, we are currently looking for an experienced Senior iOS Engineer for our Mobile Team to help us build it. This person will work as a part of an interdisciplinary team and act as the key stakeholder by planning, prioritizing, and executing to achieve product vision in all markets.

The Mobile Team at Brainly is working on some of the most complex challenges in the ed-tech space: creating communities for students around the world. We focus on building the infrastructure that enables Brainly users to ask and answer millions of questions every day. An important part of our work is to deliver and maintain the subscription model in the app, video content, Math Solver solutions, and gamification.

We are taking over the world and we are looking for strong engineers who are ready to push boundaries and help us solve large-scale problems with solutions that translate into lasting impact.

Before you make your decision on helping us in this adventure 🚀, a few significant details:

How we work:

We believe in teamwork, self-organization, and adaptation;

We check our hypotheses with A/B tests and let data tell a story not HiPPOs — Highest Paid Person’s Opinion;

We are free to explore and use new technologies in our projects — Break things fast to learn even faster;

We deliver fast and often (Continuous Delivery), be ready for a fast-paced environment!


Working in a very creative environment and with focus-oriented high-fliers

Shipping products worldwide to 350+ million users monthly

Transform the world of online education also by developing related products for students, parents, and teachers around the globe

Your responsibilities

  • Designing, developing, and maintaining code for Brainly iOS platform to enhance the great learning experience for our users

  • Solving complex challenges such as performance, scalability, and security

  • Collaborating with other software engineers to design scalable services, plan feature roll-out, and ensure high reliability and performance of your deliverables

  • Conducting code reviews, contributing high-quality documentation, and building robust test suites for your features

Our requirements

  • Fluency in Swift;

  • Strong understanding of the iOS SDK;

  • Experience with mobile analytics;

  • Good understanding of common back-end system integration/web services/APIs;

  • Understanding of Git;

  • Ability to create a well-designed public API;

  • Fluency in English (C1 in speaking and writing);

  • Strong understanding of architectural patterns;

  • Exceptional self-organisation skills;

  • High attention to detail.


  • Experience with implementing Apple Subscriptions;

  • Experience with GraphQL;

  • Experience with SDK development;

  • Eagerness to create UI;

  • Focus on quality;

  • Maturity.

This is how we organize our work

This is how we work

  • you focus on a single project at a time
  • you focus on product development

What we offer

  • Flexible working hours and the possibility to work remotely;

  • Personal development budget 800$ per year + unlimited time off policy for participation in conferences and workshops and access to an online learning platform with courses from Udemy, Harvard Manage Mentor and many others;

  • Fully paid private health care packages for you and your family (dental care included) provided by Luxmed;

  • Fully paid life insurance provided by Warta;

  • Multisport Plus card;

  • Access to the Mental health Helpline - providing virtual support of external psychologists, psychotherapists, and coaches;

  • AskHenry services - personal concierge services to help you to settle your everyday matters (Ikea shopping or shoemaker visit);

  • Possibility to join one of our Employee Resource Groups and initiatives (Inclusion Council, Ladies at Brainly, Brainly Cares);

  • If needed, additional budget for remote work accessories.

  • Benefits

  • sharing the costs of sports activities

  • private medical care

  • sharing the costs of professional training & courses

  • life insurance

  • remote work opportunities

  • flexible working time

  • integration events

  • dental care

  • no dress code

  • employee referral program

Brainly Sp. z o.o.

Brainly is the online learning platform where over 350 million students and parents go from questioning to understanding. With their smartphones, users can snap a photo to instantly solve any problem or homework question and be matched with a Brainly product such as Community Q&A, Brainly Tutor, Math Solver or Textbook Detective.

Brainly is built to provide students, parents, experts, and teachers with a collaborative platform and tools needed to succeed in any educational environment. Based in Kraków, Poland, with U.S. headquarters in New York City, Brainly apps and websites are visited by users from over 35 countries.

Backed by Prosus, Point Nine Capital, General Catalyst, Runa Capital, Learn Capital and Kulczyk Investments. Learn more about Brainly at www.brainly.com.

Brainly is the world’s largest online community, uniting students, parents and teachers in solving their academic problems and exchanging knowledge. Every month we are proud to be home for 350 million users. Besides delivering world class educational products we’re a technology company at heart. Engineering teams at Brainly are proud of the work they do and the impact they make on the future of education worldwide.

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  • SALARY: 15 000 - 23 000 PLN gross/monthly