Lead Backend Engineer

Описание вакансии

Lead Backend Engineer, Serbia or remote

On the technical side, you’ll take charge of a high-traffic Ruby on Rails platform and power ongoing feature development while modernising the architecture. You’ll lead key initiatives such as improving performance and reliability, introducing better caching and data flows, and supporting real-time features at scale on AWS.

Your tasks will include:

*🌸*Lead and mentor a team of mid/senior backend engineers (4–5), including 1:1s, feedback, and performance management  

*🌸*Translate product and business goals into clear technical roadmaps, sprint plans, and backend priorities  

*🌸*Own the backend architecture and technical vision for mobile-first, consumer-facing apps used by tens of thousands of daily active users  

*🌸*Drive and oversee implementation of new features for our mobile apps, working closely with iOS/Android, Product, Data, DevOps and Trust & Safety teams  

*🌸*Take key architectural decisions around scalability, performance, reliability, data flows, and infrastructure on AWS  

*🌸*Identify and resolve performance bottlenecks, improve API speed and reliability, and design effective caching and database strategies  

To be a good fit for the Lead Backend Engineer role:

*💦*8+ years of professional backend development experience in production environments and most recent experience in leading a backend teams  

*💦*Proven experience owning backend architecture for a mobile-first, consumer-facing app 

*💦*Strong hands-on expertise with Ruby On Rails

*💦*Experience building and scaling high-traffic systems (Over 10k+ daily active users) with a focus on performance and reliability  

*💦*Solid understanding of distributed systems, relational databases, caching, and performance optimization 

*💦*Practical experience working in the cloud (preferably AWS) and collaborating closely with DevOps / infrastructure engineers  

Offers:

*☘️*Fully Remote Role with flexible working hours (core collaboration typically in European daytime) 

*☘️*30k USD bonuses (seasonal + EOY, dependant on individual and company performance)

*☘️*Work on high-impact, high-scale mobile products (millions of downloads) in a profitable, growing startup  

*☘️*Strong engineering culture: open-minded, low-ego, direct communication, and high ownership   

*☘️*Access to company-provided AI tools (e.g. ChatGPT, Claude, Cursor company accounts) to boost your productivity  

*☘️*27 days of paid vacation (15 days of personal leave + 12 days of public holidays following your local country calendar)  

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