Senior Software Engineer, Back-End Java

The company

We are a leader in mobile technology, providing innovative solutions to 1.2 billion consumers. In an ever-increasing digital world we help businesses grow their digital reach & toolkits to optimize user experience, increase engagement, attract new customers and boost their revenues.

Think of performance marketing but on steroids as our top-notch marketeers and engineers build digital journeys through an omnichannel marketing approach like no other. Currently we work with the biggest names in Telco, Insurance, Education, FMCGs and Retail in over 45 countries in Latin America, Africa, the Middle East and South-East Asia.

The role

In the context of our growing business and ongoing project needs, we are looking for an enthusiastic Senior Software Engineer to join our Software Development team in Athens, Greece.

Our HQ offices are based in Gerakas and we have adopted a hybrid work mode.

As a Senior Software Engineer you will be part of a very competent team that works on mission – critical applications throughout the entire development lifecycle, from concept and design, to developing and delivering to production. You will use a modern tech-stack, such as Spring Boot, JPA, RabbitMQ, and NoSQL databases to build the back-end of our products. You will work in a cross-functional team with QA Automation and DevOps Engineers, who are integral to our CI/CD process. You will collaborate with UI/UX Designers and Product Managers to produce our world-class Marketing Technology Platform.

We use the industry best practices and prioritize providing an exceptional developer experience, which means that you will have the tools and support you need to thrive in your role. You'll have the opportunity to work with top-tier private cloud infrastructure like Kubernetes clusters and dedicated "performance labs" to ensure that we meet our Platform's performance and scalability needs. We believe in fostering an environment that allows you to reach your full potential and deliver high-quality work with confidence.

Your main responsibilities will be to:

• Write well designed, testable, efficient software modules.
• Translate business specifications into high-quality code.
• Prepare and produce releases of software modules.
• Troubleshoot and support existing products and infrastructure.
• Review, test, and debug code.
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
• Support and coach junior developers in writing clean, maintainable and efficient code.

Requirements

Knowledge, Skills and Experience

• Computer Science, Engineering or equivalent degree.
• 5+ years of full time professional experience in designing and developing applications using Java ecosystem.
• Object Oriented Analysis and Design.
• Experience with popular Java frameworks and technologies such as Spring Framework, JPA/Hibernate.
• Experience with asynchronous messaging technologies.
• Experience designing and developing HTTP APIs.
• Excellent knowledge of SQL.
• Working knowledge of Maven, Git and CI/CD principles.

Experience in the following will be extra appreciated:

• RabbitMQ, Kafka.
• Horizontally scalable, distributed, microservices architectures.
• NoSQL databases such as Redis, Elasticsearch.
• Caching technologies, such as Hazelcast, EhCache.

You will be an excellent fit for our team if you are:

• Strong team player with good communication skills.
• Eager to work with leading-edge technologies.
• Analytical thinker with attention to detail.
• Reliable and dedicated professional with clear thinking and strong attention to detail.
• Able to multitask and thrive in a dynamic environment as well as balance and prioritize activities to ensure critical items are addressed.

Benefits

We offer a competitive base salary and benefits, directly dependent on the candidate’s qualifications and skills. The real excitement comes from working closely with a dynamic, smart, agile and highly motivated team in a competitive and fast paced environment.

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Upstream is an equal opportunity employer. The Company does not discriminate on the basis of race, colour, creed, pregnancy, religion, gender, national origin, age, disability, marital, or any other legally protected status. The Company also makes reasonable accommodations for disabled employees. Finally, the Company prohibits the harassment of any individual based on their protected status. This policy applies to all areas of personnel actions including recruitment, hiring, training, promotion, compensation, benefits, transfer, and social and recreational programs.