Senior Software Engineer (Java/Backend) - UK Based

at  Blis

SENIOR SOFTWARE ENGINEER (JAVA/BACKEND)

We are looking for brilliant, creative, curious, and experienced Java backend software
engineers to join our applications team. This team delivers internal and customer-facing
applications to manage complex ad campaigns and to provide deep reporting, analytics, and data visualisation capabilities sourced from big data and machine learning technologies. They also help with a range of other offline and online projects, from our proprietary algorithms and systems for location data processing to integrations with third-party technologies to bring in additional data and decision capabilities. As a tech-first product company, this team works on things that are visible and matter to customers and the business!
Software engineers at Blis are more than just programmers - they’re people who are
builders, designers, and problem solvers at heart, people with a passion to make things
better. You will help innovate and design new features and products, work with the team to build them, and support and grow them after they’re live. We discuss ‘why’ as much as
‘what’ and ‘how’ in our planning meetings because we want you to see and help shape our future.

REQUIRED KNOWLEDGE:

• Java and the Spring Framework
• RESTful API and web-serving concepts
• Relational and non-relational database concepts
• Data structures and algorithms at scale
• Server-side Linux use and administration
• Cloud infrastructure concepts and utilisation
• Engineering design principles and when to go fast and when to go slow

Desired Knowledge:

• Devops topics including CI/CD, Jenkins, Docker, Kubernetes, Prometheus & Grafana
• Machine learning algorithms and how to implement them in
• Prior work within adtech or martech.

ABOUT US

Blis is the leading privacy-first, location-powered programmatic advertising partner. We deliver accurate targeting at scale without reliance on personal data, helping the world’s largest brands and media agencies drive key business outcomes through personalised and high-performing digital advertising.
Blis uses real-world and online data, as well as behaviour and lifestyle indicators, to profile and understand audiences better than anyone else. Using a global planning and measurement panel of 1.5 billion consented devices and taking an aggregated and anonymous approach to audience targeting, Blis reaches precise audiences at scale without reliance on personal data.
Established in the UK in 2004, Blis now operates in more than 40 offices across five continents. Working with the world’s largest and most customer-driven companies across all verticals including Unilever, Samsung, McDonald’s, HSBC, Mercedes Benz and Peugeot, as well as every major media agency, Blis reaches over a billion mobile devices a year.

THE ROLE:

• Innovate, implement, support, and iterate on our backend application systems,infrastructure, and code
• Write and improve robust and highly maintainable Java code
• Ensure our designs and systems are highly available, resilient, and secure
• Support and mentor other members of the team
• Commitment to Blis’ Inclusion initiatives & 5 step sustainability plan

Key Technologies We Use (not necessarily required for the role):

• Google Cloud, Google Cloud Composer, BigQuery, Spark, Solr, Elasticsearch, Druid