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Senior Frontend Developer

Berlin, Germany

Senior/Lead Data Scientist

Berlin, Germany

Senior Data Analyst

Berlin, Germany

Senior Finance Manager

Berlin, Germany

Working Student Finance & Accounting

Berlin, Germany

Senior/Lead Data Scientist

Bangalore, India

Software Development Engineer in Test

Bangalore, India

DevOps Engineer

Bangalore, India

QA Engineer

Bangalore, India

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Console Team

We are looking for a Senior Frontend Developer to join our console team in Berlin, Germany. The person should have expertise in modern frameworks and AngularJS along with knowledge and interest in backend development. You will work closely with our UI/UX specialist to implement an atomic design system while maintaining existing AngularJS applications.

Responsibilities:

  • Develop new user-facing features
  • Build reusable code and libraries for future use
  • Contribute to UI/UX decision-making
  • Take ownership of your features across frontend and backend
  • Keep systems up to date and of top quality
  • Collaborate with other team members including quality assurance engineers and stakeholders

Requirements:

  • 4+ years of experience in the industry
  • Advanced understanding of Web technologies and frameworks
  • Extensive experience in JavaScript
  • Basic understanding of backend technologies

What do we offer?

  • Competitive salary
  • Company-paid tech conference trips
  • MacBook or PC laptop
  • Flexible development process
  • Good feedback culture and constant improvements

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Responsibilities:

  • Build and enhance precision of our prediction models which has a direct impact on marketer’s campaigns globally
  • Design and develop algorithmic solutions and models for mission-critical problems, delivering high-accuracy and performance in data extraction
  • Contribute in all phases of the Product Development Lifecycle
  • Create efficient solutions and methodologies to address problems related to Real Time Bidding (RTB) such as bid optimization, publisher quality, audience expansion, fraud detection and prevention and more
  • Optimize implementations for maximum speed, performance and scalability

Requirements:

  • Excellent programming skills - (at least one of) Python/Java
  • Experience with ML tools and libraries such as PySpark, Vowpal Wabbit, Scikit-learn, R, Spark, TensorFlow
  • Strong background in learning algorithms (multi-class, classifications, decision trees, support vector machines and deep learning)
  • Experience with Unix/Linux
  • A willingness to dive deep, experiment rapidly and get things done
  • Attention to detail, data accuracy, and quality of output
  • Being passionate about creating great products and experiences for our customers
  • Strong analytical skills are necessary as the work involves projecting outcomes and isolating issues that need to be resolved to make programs more effective
  • 3+ years of experience applying machine learning and NLP to solving real-world problems
  • High levels of creativity and quick problem-solving capabilities, a self-starter with goal-driven focus
  • Ad-tech industry experience preferred

What do we offer?

  • An opportunity to work in the exciting and growing mobile ad-tech space
  • You get valuable insights into mobile marketing, entrepreneurship and have a high impact on shaping the expansion and success of Kayzen across the globe
  • You get an opportunity to be responsible for and manage your own projects
  • You work directly with decision makers and have an impact in the organization
  • You experience an excellent learning culture
  • You are part of a fun, international team of outstanding talents
  • You enjoy a competitive remuneration package and much more

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Analytics & Insights Team

You will be one of the founding members of our analytics & insights team. This gives you the opportunity to work with an extremely high degree of freedom and shaping that teams focus and roadmap. You will have ample support from our data engineering team to access the ~10 TB of data we store every single day across our various data centres. Your job is to build analytics and product features on top of that data and derive valuable insights for our business teams and customers.

Responsibilities:

  • Analyse several Terabytes of structured data generated per day and identify patterns to derive business recommendations
  • Formulate questions which help us improve business KPIs and lead your data analysis to find profound answers to those questions
  • Lead data driven business investigations aiming to improve the performance of our systems through better understanding of the massive amounts of data we have, e.g. to reduce fraud, improve conversion rates, allow for more precise targeting of users and more
  • Work closely with our client success team to understand our clients needs and develop ideas on how to solve them with smart data analytics
  • Provide inputs and recommendations for our data science models and work closely with data scientists to enhance precision of our prediction models
  • Work closely with engineering and product and contribute in all phases of the Product Development Lifecycle

Requirements:

  • Expertise in data modelling, access, processing and data visualization
  • Strong analytical skills and experience with Business Intelligence tools and languages (SQL, Python, R, Tableau or other data visualization tools)
  • Comfortable with Big data technologies (Hadoop, MapReduce, Hive, Pig etc)
  • A willingness to dive deep, experiment rapidly and get things done
  • High degree of pragmatism and business outcome driven data analysis
  • Attention to detail, data accuracy, and quality of output
  • Being passionate about creating great products and experiences for our customers
  • High levels of creativity and quick problem-solving capabilities, a self-starter with goal-driven focus
  • Previous Ad-tech industry experience preferred

What do we offer?

  • An opportunity to work with a highly motivated team of adtech veterans who are aiming for nothing less but changing our industry with better software
  • This role is an ideal entry point if you are considering to build a career as a data scientist in the future as you’ll operate at the intersection of data analysis and data science
  • You get valuable insights into mobile marketing, entrepreneurship and have a high impact on shaping the expansion and success of Kayzen across the globe
  • You get an opportunity to be responsible for and manage your own projects
  • You work directly with the founders where you can have a massive impact on the organization
  • You experience an excellent learning culture
  • You are part of a fun, international team of outstanding talents
  • You enjoy a competitive remuneration package and much more

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Responsibilities:

  • Working alongside the CEO and leadership team to develop our strategy and grow our business
  • Building up, leading and expanding the internal finance and controlling team
  • Developing processes related to finance, accounting and reporting as we grow, to enable the business to efficiently scale
  • Managing our external accounting services and taking responsibility for all bookkeeping, payroll, statutory requirements and management accounts for the business globally
  • Controlling the business expenses and managing our cashflow
  • Managing vendor, client and partner (including banking, legal & HR) relationships and representing the business in negotiations or new relationships
  • Supporting in fundraising processes – identifying opportunities, pitching and responding to information requests

Requirements:

  • 4 + years of relevant experience in finance or controlling
  • Degree in Business Administration, ideally with a focus on finance or accounting
  • An ambitious professional who is energetic and motivated for a career defining role in a fast growing startup
  • Excellent analytical, problem solving, organisational and communication skills
  • Understanding of HGB and basic accounting standards
  • Excellent English and German skills
  • Previous management experience is a plus

What do we offer?

  • You have the opportunity to work for a cutting edge software company in the adtech space
  • You have the chance to build up your own team with a high degree of responsibility and independence
  • You get valuable insights into mobile marketing, entrepreneurship and have a high impact on shaping the expansion and success of Kayzen
  • You work directly with the management and an experienced founding team with a strong track record
  • You are part of a fun, international team of driven and motivated talents in a beautiful office the heart of Berlin-Mitte
  • You enjoy a competitive remuneration package and much more!

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Responsibilities:

  • Help with our internal invoice & budgeting process (this includes finding and checking invoices, making payments)
  • Do preparatory work for our external accounting provider
  • Build and maintain reportings for our management and investors
  • Get your own dedicated projects in controlling and finance
  • Help with other finance admin tasks

Requirements:

  • Previous experience as a working student or intern for 3-6 months
  • Certificate of enrolment at a University for at least the next two semesters
  • Fluent English skills (German is a plus)
  • Familiarity with Excel and Google Sheets
  • Basic accounting knowledge
  • Great attention to detail – you value accuracy and punctuality

What do we offer?

  • Competitive salary and flexible hours
  • Super international team in a cool office in the heart of Mitte
  • Free breakfast, healthy snacks, club mate, beer and coffee
  • Good feedback culture and constant improvements

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Responsibilities:

  • Design and develop algorithmic solutions and models for mission-critical problems, delivering high-accuracy and performance in data extraction
  • Contribute in all phases of the Product DevelopmentLifecycle
  • Creating efficient solutions and methodologies to address problems related to Real Time Bidding (RTB) such as bid optimization, publisher quality, and audience expansion
  • Optimize implementations for maximum speed, performance and scalability

Requirements:

  • Excellent programming skills - (at least one of) Python/Java
  • Experience with ML tools and libraries such as PySpark, Vowpal Wabbit, Scikit-learn, R, Spark, TensorFlow
  • Strong background in learning algorithms (multi-class, classifications, decision trees, support vector machines and deep learning)
  • Experience with Unix/Linux
  • A willingness to dive deep, experiment rapidly and get things done
  • BE/BTech/MTech or a related technical discipline from reputed universities
  • Attention to detail, data accuracy, and quality of output
  • Being passionate about creating great products and experiences for our customers
  • Strong analytical skills are necessary as the work involves projecting outcomes and isolating issues that need to be resolved to make programs more effective
  • 3+ years of experience applying machine learning and NLP to solving real-world problems
  • High levels of creativity and quick problem-solving capabilities, a self-starter with goal-driven focus
  • Preferred background from the ad-tech industry

What do we offer?

  • An opportunity to work for mobile advertising companies in the Ad Tech space
  • You get valuable insights into mobile marketing, entrepreneurship and have a high impact on shaping the expansion and success of Kayzen across the globe.
  • You get an opportunity to be responsible for and manage your own projects
  • You work directly with decision makers and have an impact in the organization
  • You experience an excellent learning culture
  • You are part of a fun, international team of outstanding talents
  • You enjoy a competitive remuneration package and much more!

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Responsibilities:

  • You own the end to end testing of the data pipeline and platform setup and set best practices
  • You are to write specialized testing tools for use in testing our software platform
  • You create the necessary automation library and framework
  • You add to our company’s performance and scalability testing efforts
  • You ensure the health of the platform by putting the necessary checks and balances where appropriate
  • You are also responsible to drive meetings and new initiatives and innovation.You participate in day-to-day QA activities

Requirements:

  • BS/MS degree in Computer Science, Engineering or a related subject
  • At least 4+ years of full time job experience which includes activities involving setup of virtual environments, writing scripts to test data pipelines and automation of repetitive test tasks
  • Proficiency in working in Unix/Linux based environments
  • Knowledge of API best practices and experience working with SOAP, REST or other similar technologies will be advantageous
  • Experience in test Automation with Programming/Scripting preferably in Java and/or Python
  • Expert in at-least one structured programming language
  • Prior experience in building test automation framework from scratch
  • Experience in manual testing processes and related tools
  • Exposure to MySQL or any other SQL database
  • Experience in REST API automation

Good to have:

  • Experience in Docker
  • Prior experience in maven
  • Prior experience in REST Assured
  • Prior experience of doing test automation for Microservices
  • Prior experience in CI tools like Jenkins or CircleCI
  • Exposure to performance testing

What do we offer?

  • An opportunity to work for mobile advertising companies in the Ad Tech space
  • You get valuable insights into mobile marketing, entrepreneurship and have a high impact on shaping the expansion and success of Kayzen across the globe
  • You get an opportunity to be responsible for and manage your own projects
  • You work directly with decision makers and have an impact in the organization
  • You experience an excellent learning culture
  • You are part of a fun, international team of outstanding talents
  • You enjoy a competitive remuneration package and much more!

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Responsibilities:

Engineering and Provisioning

  • You install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements
  • You develop and maintain installation and configuration procedures
  • You contribute to and maintain system standards
  • You research and recommend innovative, and where possible automated approaches for system administration tasks. Identify approaches that leverage our resources and provide economies of scale

Operations and Support

  • You perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups
  • You perform regular security monitoring to identify any possible intrusions
  • You perform regular file archival and purge as necessary
  • You create, change, and delete user accounts per request
  • You repair and recover from hardware or software failures. Coordinate and communicate with impacted teams

Maintenance

  • You apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure / add new services as necessary
  • You maintain operational, configuration, or other procedures
  • You perform ongoing performance tuning, hardware upgrades, and resource optimization as required
  • Configure CPU, memory, and disk partitions as required
  • You maintain data center environmental and monitoring equipment

Requirements:

  • Looking for candidates who are flexible to work in rotational shifts
  • You have Bachelor (4-year) degree, with a technical major, such as engineering or computer science
  • You have good knowledge of scripting like Shell/Python
  • You have 2+ years system administration/debugging experience, scripting and related tools
  • You have systems Administration/System Engineer certification in Unix will be added advantage
  • You have knowledge of Nagios/Puppet/Chef as mandatory

What do we offer?

  • An opportunity to work for mobile advertising companies in the Ad Tech space
  • You get valuable insights into mobile marketing, entrepreneurship and have a high impact on shaping the expansion and success of Kayzen across the globe
  • You get an opportunity to be responsible for and manage your own projects
  • You work directly with decision makers and have an impact in the organization
  • You experience an excellent learning culture
  • You are part of a fun, international team of outstanding talents
  • You enjoy a competitive remuneration package and much more!

Who we are

Kayzen powers the world’s best mobile marketing teams to take programmatic in-house. Built on the three key pillars of performance, transparency, and control, Kayzen is a software platform which enables leading app developers, agencies and entrepreneurs to run programmatic user acquisition, retargeting and upper funnel campaigns in-house. With engineering teams across Berlin and Bangalore, we work on some of the most complex problems in ad-tech building scalable systems listening to 60bn daily ad requests from 1bn+ unique users worldwide. Kayzen platform is based on sophisticated network of microservices accessible via API and elegant user interface.

Responsibilities:

  • You work closely with our developers and product managers to maintain the high quality of our products
  • You manage QA in your own Scrum team, deciding priorities, deployment and more, communicating with developers, Ops, PMs and QA Lead
  • You define, write and execute test scenarios and use cases both manually and automatically
  • You support project management and our development team
  • You are responsible to automate tests and reports, run and reflect them

Requirements:

  • You bring at least 3 years of relevant experience in Quality Assurance and working with issue tracking tools
  • Knowledge of automated tools and languages: JavaScript, Ruby, RoR, Selenium (for JavaScript & Ruby) is a big plus
  • Experience in a complex deployment process is an advantage
  • First-hand experience in Grey box testing is nice to have
  • Demonstrated capability and motivation to thrive in a fast-paced, demanding start-up environment
  • Very strong communication skills with external and internal stakeholders, you are fluent in English
  • You like to solve complex problems and are able to prioritize between different projects at the same time
  • You are a team player and don’t mind “getting your hands dirty“ to support others
  • You think big and have a passion for achievement

What do we offer?

  • An opportunity to work for mobile advertising companies in the Ad Tech space
  • You get valuable insights into mobile marketing, entrepreneurship and have a high impact on shaping the expansion and success of Kayzen across the globe
  • You get an opportunity to be responsible for and manage your own projects
  • You work directly with decision makers and have an impact in the organization
  • You experience an excellent learning culture
  • You are part of a fun, international team of outstanding talents
  • You enjoy a competitive remuneration package and much more!

Interested? Write to us at talent@kayzen.io






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