Senior Full-Stack JavaScript Developer

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

We are looking for an enthusiastic Senior Full-Stack JavaScript Developer 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 Full-Stack JavaScript Developer you will be part of a very competent team that works on mission – critical applications contributing in all phases of the development process. You will use a modern JavaScript tech-stack (e.g. React/NextJS, Express.js) to build both the public facing and internal application components of our products. You will be responsible for application development, supporting business objectives while providing expertise in the full software development lifecycle, from concept and design, to testing.

Your main responsibilities will be:

• Write well designed, testable, efficient software modules.
• Ensure designs are in compliance with specifications and that specifications cover all needed aspects of the implementation.
• Prepare and produce releases of software components.
• Provide support for production systems.
• Create / review design documentation and provide feedback on test plans.
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
• Support and coach junior developers.

Requirements

• Computer Science, Engineering or equivalent degree.
• 5+ years of full time professional Full Stack / Web Development experience.
• Hands-on experience in designing and developing applications using JavaScript, Typescript.
• Hands-on experience in popular libraries/frameworks such as React, Angular, NextJS, Express.
• Experience with HTML, CSS and responsive design.
• Experience with designing and consuming HTTP APIs.
• Working knowledge of relational database systems and SQL.
• 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.