Senior Backend Developer - Ruby on Rails

April 10

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Sweatcoin

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Sweatcoin is a free app that rewards your daily steps with a new-generation currency that users can spend on a variety of products or donate to charity. The app encourages users to stay active by turning physical movement into an economic reward, emphasizing the societal benefits of improved personal health. Users can choose from thousands of branded goods in the app's marketplace, ranging from tech gadgets to fitness classes, or opt to donate to environmental and humanitarian causes. Sweatcoin's business model is supported by numerous partnerships, including with the NHS, brands, insurers, and governments, to promote healthier lifestyles and reduce healthcare costs. With over 170 million registered users, Sweatcoin has been the number one app in over 60 countries, highlighting its global reach and appeal. The app upholds strict data privacy standards, ensuring that user data is never sold to third parties.

51 - 200 employees

🧘 Wellness

👥 B2C

🤲 Charity

📋 Description

• Meet a challenge: we have 160K requests per minute, half are writing, our database is growing by 1% per day, 5 million users a day send 15 million records, about 50 million requests to the database! • Apply for this job we usually respond within three days • Sweatcoin is a London-based and well-funded scale-up with a team of 100 and the mission to make the world more physically active. • Our iOS and Android apps have more than 150MM installs, 15M+ active users, more than 300 commercial partners and confirmed by the independent academic research ability to make our users up to 20% more active. • If you are interested in solving complex problems, then we are looking forward to seeing you be a part of our team! • In addition, you will work on the development of the new features for the project, work on improving internal algorithms, optimization/scaling of the service, protection against fraud and security, analytics, a / b testing and API projects.

🎯 Requirements

• Extensive experience in robust Ruby & Rails API design & development • Ability to carry unclear product requirements to stable, clear, deployed features • Ability to work autonomously, determining what needs to be done and why with little-to-no oversight (think managers of one) • Habitually ensuring new app behaviors are covered by specs to ensure stability • Experience working on high-loaded projects involving cross-functional collaboration • Ability to find a compromise between perfect code and fast delivery • English language not lower than Intermediate

🏖️ Benefits

• Remote-friendly & Flexible working hours. • Team building abroad in exciting locations! • Unlimited time-off policy • Health Insurance, for our employees joining outside UK or PT you have a 1000€ yearly allowance. • Wellbeing program, (up to 2 counselling session per month)