Must have

• Java

• Python

• PostgreSQL

• MSSQL

• Linux

• English

Nice to have

• AWS

• BigData

• Airflow

• Jenkins

Requirements description

The candidate must have:

• 3+ years of strong backend development experience (ideally Java, but Scala/Kotlin/C#/PHP/C++/Rust are fine too if you are sharp and willing to switch to java)
• 3+ years experience with relational databases (MySQL, PostgreSQL, etc.)
• Basic Linux skills
• Strong debugging skills
• Sharp axe
• Great communication skills in English to work effectively in an international team

Nice to have:

• Migration from Data Center to Cloud experience
• Data Engineering/ETL/Big Data experience
• Knowledge of Linux processes, shell scripting, service management and networking
• Python, Bash expertise
• AWS Services knowledge (EKS, EMR, EC2)
• Apache Airflow, Trino, Spark knowledge
• Jenkins, IaC (Terraform, CloudFormation) knowledge

Offer description

Correct Context is looking for a Mid/Senior Backend Developer for Comscore in Poland and around.

This job offer is for a temporary contract - 6 to 9 months, potentially with a permanent offer (but not guaranteed and no hard feelings if we part ways)

We are doing a migration from Data Center to Cloud on AWS. As we are data focused, most applications/code/work is around ETL. We are looking for developers who are smart, flexible and who deliver.

Comscore is a global leader in media analytics, revolutionizing insights into consumer behavior, media consumption, and digital engagement.

Comscore leads in measuring and analyzing audiences across diverse digital platforms. Thrive on using cutting-edge technology, play a vital role as a trusted partner delivering accurate data to global businesses, and collaborate with industry leaders like Facebook, Disney, and Amazon. Contribute to empowering businesses in the digital era across media, advertising, e-commerce, and technology sectors.

We offer:

• Real big data projects 🚀
• An international team (US, PL, IE, CL) 🌎
• A small, independent team working environment 🧑‍💻
• High influence on working environment
• Hands on environment
• Flexible work time ⏰
• Fully remote or in-office work in Wroclaw, Poland 🏢
• 14,000 - 25,000 PLN net/month B2B 💰
• Private healthcare 🏥
• Multikafeteria 🍽️
• Free parking 🚗

If you don't have all the qualifications, but you think there is a match, let's talk!

The recruitment process for the Backend Developer position has the following steps:

1. Technical survey ~ 10min
2. Technical screening - 30 min
3. Technical interview - 1h-2h (depending on your experience and how fast we can go through some things)
4. Interview with manager - ~30 min

Your responsibilities

1. Develop new and refactor existing data processing and data ingestion services
2. Make sure Big Data File Ingestion pipelines are running
3. Figure out dependencies of software, untangling when needed, cut when needed
4. Work with below tech stack: Main - java, python. Legacy - (debug/discovery): perl, c++, c generated by python and compiled on the fly. Data - aws s3 (i.e. parquet), 400 node postgresql cluster, mssql clusters, spark, apache airflow and other random tools (no MongoDB though!)
5. Work with AWS Services
6. Work in a small and effective team of high-performers and collaborating with 3-4 other teams around that ecosystem

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