Who we are

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 marketers 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

Upstream is looking for an enthusiastic Technical Support Engineer to join our Technical Support team in Athens, Greece.

As a Technical Support Engineer, you will be part of a very competent team responsible for monitoring the entire Upstream infrastructure (hardware, software, applications, etc.) that is utilized for the execution of the company’s revenue-generating projects while ensuring total Production stability without any problems on a 24h/7 basis (3-shifts on rotation). You will be responsible for quickly detecting, resolving, and/or escalating any issues that affect the normal operation of our Production Infrastructure. You will provide support to internal users, by executing operational tasks, producing reports, and troubleshooting, as well as external users, by handling customer requests. Finally, you will be part of the ongoing process of automating tasks and procedures which will improve how we work to keep up with all the new and cutting-edge technologies and rising needs.

Your main responsibilities will be:

• Continuously monitor Upstream's infrastructure (hardware, software, applications, etc.) following standard procedures and utilizing all available tools.
• Report, identify, and investigate possible issues or problems with swift and accurate response on any errors reported by our systems.
• Follow standard procedures for proper escalation of all incidents to the relevant second level support teams.
• Ensure proper recording and closure of all incidents.
• Prepare accurate and timely standard reports and ensure the quality of the outcome.
• Complete all operational tasks and ad-hoc requests in a timely manner, ensuring the quality of the results.
• Provide technical support by properly handling and resolving customer requests.
• Review and provide feedback on documentation and procedures. Formulate new ideas to improve procedures. Utilize scripting skills in Python, bash or other programming language in order to automate day-to-day tasks.

The skills we require:

• University degree in Engineering / Computer Science or similar discipline
• Very good communication skills
• Very good knowledge in oral and written English
• Basic knowledge of Unix/Linux systems, utilities and scripting
• Basic SQL knowledge
• Experience in coding/ scripting and helpdesk support is a plus
• Familiarity with ticketing system (ex. Jira) is a plus

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

• Self-driven with ability to take ownership of issues and follow through to resolution
• Reliable and dedicated with clear thinking and strong attention to detail
• Good at troubleshooting and problem solving
• Organized with a structured and methodical work style

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.

Follow us on LinkedIn and stay updated on our latest news.

Upstream is an equal-opportunity employer. The Company does not discriminate on the basis of race, color, 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

See more jobs at Upstream

Apply for this job

Who we are

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 a Performance Marketing Manager to work closely with our teams and drive the performance of our innovative products to optimize the campaigns towards revenue and success. The role will be reporting directly to the Sr. Performance Marketing Manager.

As a Performance Marketing Manager, you be responsible for designing, planning, testing and delivering Marketing campaigns while you will define the strategy of each campaign, deep dive into data and come up with conclusions and propositions. Your work will ultimately allow Upstream to positively impact millions of consumers around the world.

Key Accountabilities

• Manage a portfolio of accounts ensuring that all campaigns are delivered effectively to deadline and against business objectives.
• Define the strategy of the campaigns and lead the acquisitions process towards campaign efficiency.
• Design and execute multi-channel campaigns and acquisitions process.
• Optimization of channels, engagement, and monetization KPIs.
• Ongoing optimization via segmentation and user experience.
• Create reports for new channels & flows.
• Provide forecasts, reports and analysis with conclusions and propositions.
• Keep detailed documentation and create case studies.
• Work with the wider internal team towards achieving annual revenue and targets.

• 1+ years of working experience in a similar role (Performance Marketing, Digital Marketing, Campaign Management).
• Excellent verbal and written communication skills in English.
• Good knowledge of Microsoft Office suite (Excel, PowerPoint, Word).
• Familiarity with web analytics and marketing platforms.
• Up to date with new technologies and current trends.
• Attention to detail, strong analytical skills, and data-driven thinking.
• Strong problem-solving and collaboration skills.
• Self-driven, hard-working, and willing to make an impact.
• Able to perform under pressure and deliver results in a demanding and fast-paced environment.
• Previous international work experience or environment appreciated.

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.

Follow us on LinkedIn and stay updated on our latest news. Upstream is an equal-opportunity employer.

Upstream is an equal-opportunity employer. The Company does not discriminate on the basis of race, color, 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

See more jobs at Upstream

Apply for this job

Who we are

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

Upstream is looking for a Product Manager to work closely with our teams and guide Upstream’s Mobile Marketing platform strategy from conception to implementation. As a Product Manager, you will have the opportunity to develop technology and consumer experiences that optimize Upstream’s ROI, promote the company’s strategic vision, and create value for our customers. You will be the point of contact for product development, operational, performance and commercial teams.

You are a good fit for the role, if you can break down complex problems into steps that drive product development, if you can take ownership and decide on item’s prioritization, and if you strive to take the product vision towards completion whilst ensuring that Upstream will retain a consistently high level of quality in the product and customer experience. Your work will ultimately allow Upstream to positively impact millions of consumers around the world.

Key responsibilities

• Define the product vision and roadmap for Upstream’s Mobile Marketing platform
• Determine backlog prioritization following alignment with all stakeholders on priorities and timelines
• Work closely with technical product managers to provide features’ requirement
• Translate business, performance needs and ideas into technically feasible products & features within the agreed timelines
• Turn high level product visions into tactical, actionable product plans that balance short term needs to get product to market with long term, big-picture strategies
• Have a deep understanding of the user experience and needs, identifying and feeling gaps
• Work with the wider internal product and commercial teams towards achieving annual target revenue and product targets
• Work with Product Marketing to identify unique B2B2C selling points and “package” the product offerings into compelling marketing material
• Cooperate with other members of different functions and departments to recommend improvements and optimizations of the product portfolio (in strategy, performance, product features, customer experience etc)
• Brainstorm with the team to design and define new features for Upstream’s Mobile Marketing platform
• Maintain in-depth knowledge of products and solutions and act as a subject matter expert for your product area
• Advocate and educate internal teams regarding new product features

• 3+ years of experience in digital or platform product management
• University degree, preferably in the fields of technology or business
• Strong presentation skills and the ability to articulate complex concepts to cross functional audiences
• Excellent verbal and written communication skills in English
• Creative, resourceful, detail-oriented, highly organized, hands-on
• A team player, but can work independently too
• Excellent organizational, prioritization and time management skills
• A unique blend of business and tech savvy
• Able to perform under pressure and deliver results in a demanding and fast paced environment
• Passionate about building great products and solving customer and business problems

Will be considered a plus if you have:

• Understanding of Digital Marketing, E-Commerce and Performance Optimization concepts
• Experience with mobile operators
• Familiarity with UX/UI design principles

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.

Follow us on LinkedIn and stay updated on our latest news.

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.

See more jobs at Upstream

Apply for this job

Our 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

Due to our global expansion we are looking for an enthusiastic Senior Big Data 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 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 for distributed data processing, such as Apache Spark, Hadoop, Kafka, Spring Boot, Java/Scala, and Data Lake to build the Data and Reporting layer of our products, processing hundreds of millions of messages per day. You will work in a cross-functional team with QA Automation and DevOps Engineers. You will collaborate with UI, Back-end teams 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. 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:

• Work on big data platforms including data ingestions and data warehouse development
• Programming in distributed messaging and data processing systems: Kafka, Spark
• Design, develop, and support new and existing ETL processes employing industry standards and best practices to enhance loading of data from and into different source/ target systems
• Write well designed, maintainable, testable, efficient software modules
• Ensure designs are in compliance with specifications and that specifications cover all needed aspects of the implementation
• Provide support for production systems
• Support continuous improvement by investigating and presenting alternatives and new technologies

The skills we require:

• BSc/MSc in Computer Science, Engineering or equivalent
• 4+ years of full time professional experience
• Experience programming in Java or Scala or other functional programming languages
• Excellent knowledge of SQL
• Familiarity with build tools such as Maven or Gradle
• Proficient understanding of Git and its workflows

The skills we prefer:

• Experience with a distributed data processing platform such as Spark, Hadoop
• Experience with a distributed messaging system such as Kafka
• Experience working with Data Warehouses

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

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.

Follow us on LinkedIn and stay updated on our latest news.

Upstream is an equal-opportunity employer. The Company does not discriminate on the basis of race, color, 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

See more jobs at Upstream

Apply for this job

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 Software Engineer, Java (Hybrid) 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 Software Engineer, Java 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 be responsible for Java 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:

• Develop on high-volume, low-latency applications for mission-critical systems, delivering high-availability and performance.
• Write well designed, testable, efficient software modules.
• Ensure designs are in compliance with specifications and that specifications cover all needed aspects of the implementation.
• Create / review design documentation and provide feedback on test plans.

• BSc/MSc in Computer Science, Software Engineering or equivalent.
• 2+ years of full time professional experience in designing and developing applications using the Java ecosystem.
• Solid background in Object Oriented Analysis and Design.
• Experience with popular Java frameworks and technologies such as Spring Framework, JPA/Hibernate, JEE.
• Good knowledge of SQL and RDBMS concepts.
• Experience with HTTP APIs.
• Basic understanding of concurrency concepts.
• Working knowledge of Maven, Git and CI/CD principles.

Experience in the following will be extra appreciated:

• Asynchronous messaging technologies, such as 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.

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.

Follow us on LinkedIn and stay updated on our latest news

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.

See more jobs at Upstream

Apply for this job