Senior Full Stack Developer (Java / React)

Hi there,
We are currently seeking a Senior Full-stack Developer (Java/React) to become a valuable member of our team!

About the project:
It is the world’s leading recommendation platform reaching over 500 million daily active users.

Publishers, marketers, and agencies use the platform to keep users on their sites, monetise their traffic, and distribute its content to engage audiences.

Our technology examines live user data—including geographical location, device specifications, referral sources, shared filters, and social media trends—to anticipate users’ future content preferences.

Tech Stack:
Java, Spark, Kafka, Hadoop, Cassandra, Vertica, MySQL, HDFS, BigQuery, Docker, Linux, Kubernetes, Prometheus, Metrictank, Grafana, Airflow, Redis, React, Vanilla JavaScript, ES6+, Webpack, HTML, CSS.

What are some of the things you do on a day-to-day basis?
— Create and manage a massive real-time big data operation capable of handling over 40TB of new data daily, ranking among the largest worldwide.
— Take full ownership from conceptualisation to maintenance, overseeing the design, development, deployment, analysis, and upkeep of our products for top-tier publishers and brand advertisers globally.
— Influence directly on the way billions of people discover the Internet.

Requirements:
— 5+ years experience as a Full Stack Developer
— Upper-intermediate+ English level to communicate with the client and team
— Proven experience as a Full Stack Developer (with Java backend)
— Experienced with React — Redux
— Deep understanding and strong Computer Science fundamentals: object-oriented design, data structures, applications programming and multithreading programming
— Programming experience in Java or equivalent Object-Oriented language (preferably Java + Spring)

Advantages:
— Vanilla JS
— Knowledge of browser internals
— BSc in computer science or equivalent

What we offer:
— Fast and transparent recruitment and adaptation process
— Less hierarchy and no bureaucracy
— An atmosphere of mutual trust and care
— Individual English courses
— Soft and hard skills trainings

Team and bonuses:
— Ability to work remotely and in our safe underground office with a Starlink, generator, and charging stations in Kyiv
— Work in an international team
— Modern and completely new equipment
— Coaching and mentoring programs
— Premium medical insurance
— Annual vacation — 18 days, sick leaves — 7 days
— Cooperation through Deel, which allows you to withdraw funds in one click and has about twenty withdrawal options.

If you have any questions do not hesitate to ask us :)

About 5Blue Software

5-Blue Software is a software development service company that helps Israeli businesses to develop outstanding products of any complexity.

We are not a purely technologically bounded team — it’s also about like minded people who dare to drive meaningful changes and perform their best in an outgoing and friendly manner. Out of our strengths - this is the core of each team.

Company website:
https://5bsoftware.com/
Job posted on 22 April 2024
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