Dev ops / system administrator
Backend developer Frontend developer Data scientist
Sinergise is an innovation-driven, fast-growing IT company, exploiting the power of geospatial data. Our award-winning Sentinel Hub engine for processing of petabytes of satellite data is opening the doors for machine learning and helping hundreds of application developers worldwide. Combining this with several large-scale GIS applications supporting agriculture processes and land administration in Europe, Asia and Africa is resulting in needs to expand our team.
UPDATE: Additional to new office spaces in Ljubljana, we are opening a new office in Slovenska Bistrica.
Database backend developer
Tasks:
- define, maintain and review database models based on customer requirements,
- implement maintain, test and review business logic on database side,
- work with full stack developers to integrate logic, structures with application stack (services, front end apps),
- perform ETL / data integration tasks,
- data analysis, prepare reports,
- project support on database level,
- active contribution to good team atmosphere and working environment.
Key qualifications:
- knowledge of SQL and relational database concepts,
- detailed knowledge of Oracle/Postgres database architecture and concepts and eagerness to work with them,
- proficiency in Oracle PL/SQL or Postgres PL/pgSQL database language,
- passion for quality and good practices,
- strong English communication skills,
- eagerness to learn and the capability of understanding the broader context of given tasks.
Preferred qualifications:
Besides working experience we value general intellect, openness, responsibility and eagerness to learn. We are looking for candidates, that are driven by achieving professional goals and are capable of working on loosely set projects.
Dev ops / system administrator
We need people experienced in setting up and maintaining infrastructure parts of IT systems. We have systems running on AWS processing couple of petabytes of data as well as one on T-Systems, one on OVH and one on Cloudferro, some on data centers of our clients and some in our own small private cloud.
Key qualifications:
- deep system level understanding of Linux,
- basic skills in Java (Web Services, REST),
- experience with java build tools: ant, gradle, maven,
- experience with microservices architecture, service discovery, Java web service deployment (on Java EAP or lightweight JEE servers),
- experience with virtualization technologies (xen based) and cloud platforms (OpenStack, EC2, GCP,..),
- experience with Docker containerization platform,
- experience with source control management solutions: subversion, git,
- experience with infrastructure monitoring solutions,
- passion for discovering problems and system improvement.
Full-stack engineer
You will work on our large scale turn-key GIS solutions for Agriculture and Real Estate Management as well as Sentinel Hub core technology.
Your tasks:
- work with our business analysts to study client's requirements and translate them into well-defined features,
- design and develop RESTful APIs and other web services,
- work with our DB developers to integrate with relational and NoSQL databases,
- work with our UI/UX designers to implement (GIS) user interfaces,
- conduct code reviews,
- write automated tests,
- help support and maintain our existing products.
Tech stack:
- Java 8 for the backend (JAX-RS, CDI, Jackson, JDBC),
- React or GWT (Java to JavaScript transpiler) for the frontend,
- Postgres, Oracle, Elastic for persistence,
- JUnit for unit tests,
- TestNG for integration tests,
- Ant for automated builds,
- Docker for containerisation,
- Jenkins for CI.
Key qualifications:
- deep understanding of software architecture, data structures, and algorithms,
- comfortable with professional software engineering best practices,
- understanding of OOP and enterprise design patterns,
- passion for quality and an optimal user experience,
- strong analytical skills,
- strong English communication skills.
Preferred qualifications:
- experience with SQL and relational databases,
- experience with REST / stateless API design and microservices architectural style,
- experience with building, deploying, and supporting highly scalable web services and applications,
- experience with building graphical user interfaces,
- experience with distributed, asynchronous and concurrent programming,
- experience with GWT (formerly Google Web Toolkit),
- passion for technical leadership and mentoring.
Backend developer
The backend of Sentinel Hub is implemented in Java and we need help with expanding its features.
Your tasks:
- design and develop RESTful APIs and other web services,
- conduct code reviews,
- write automated tests.
Tech stack:
- Java 8 for the backend (JAX-RS, CDI, Jackson),
- JUnit for unit tests,
- TestNG for integration tests,
- Ant for automated builds,
- Docker for containerisation,
- Jenkins for CI.
Having experience with any part of the tech stack is a plus, but not mandatory - we value your potential to learn new skills more than the skills you currently possess.
Key qualifications:
- good understanding of software architecture, data structures, and algorithms,
- comfortable with professional software engineering best practices,
- understanding of OOP and enterprise design patterns,
- experience with REST / stateless API design and microservices architectural style,
- passion for quality and an optimal user experience,
- strong English communication skills.
Preferred qualifications:
- experience with distributed, asynchronous and concurrent programming,
- experience with building, deploying, and supporting highly scalable web services and applications,
- experience writing automated tests.
Frontend developer
We're using React for web applications built on top of Sentinel Hub services and we need help expanding their features.
Junior developers welcome as well!
Your tasks:
- design, develop and test reusable UI components for Sentinel Hub use cases,
- maintain and extend existing Sentinel Hub applications,
- consume RESTful APIs from the UI,
- write automated tests.
Tech stack:
- ReactJS for view rendering,
- Leaflet and Geopedia widget for interactive maps,
- D3 for data visualization,
- Redux and Mobx for state management,
- Webpack for app bundling,
- Gulp for automated builds,
- Sass, styled-components and CSS modules for styling,
- Jest for unit tests,
- Docker for containerization.
Having experience with any part of the tech stack is a plus, but not mandatory - we value your potential to learn new skills more than the skills you currently possess.
Key qualifications:
- deep understanding of vanilla JavaScript,
- deep understanding of HTTP, REST, JSON, and modern HTML5/CSS3 web technologies,
- significant practical experience with one or more JavaScript frameworks like ReactJS, Angular, Ember, Backbone, D3,
- experience with scripting, shell environments, and version control systems,
- passion for quality and an optimal user experience,
- strong English communication skills.
Preferred qualifications:
- experience with ES6,
- experience with NodeJS,
- experience writing automated tests.
Data scientist / machine learning expert
You will help us make sense of several petabytes of earth observation data we are managing in Sentinel Hub.
Your tasks:
You will work on a broad range of machine learning tasks on multispectral satellite imagery, such as:
- classification (e.g. cloud detection),
- change detection,
- object detection,
- spectral unmixing,
- atmospheric correction,
- super-resolution,
- preparing datasets for these tasks.
Tech stack:
- Python,
- Java,
- any other tool that does the job.
Key qualifications:
- deep understanding of machine learning fundamentals,
- strong programming skills,
- expert knowledge of algorithms and data structures,
- strong analytical skills,
- strong English communication skills.
Preferred qualifications:
- experience developing machine learning models,
- exposure to statistics and linear algebra,
- experience with analytics on multispectral data is a plus,
- experience implementing machine learning algorithms is a plus.
WHAT DO WE OFFER?
Learning
Our team consists of experts in geospatial back-end, cloud infrastructure, database administration and management as well as computer vision, field where we are expanding recently. Our team members can therefore learn from within the group. If you are missing a few of the key or preferred qualifications, apply anyway! If you have the potential and the desire to learn, you will have everything you need to get there.
Flexibility
Flexible hours make it possible to exploit days with nice weather for relaxation and going outside, e.g. paragliding or mountain hiking. Occasional work-from-home days are not unusual. We value motivation and results more than your presence in the office. Although the work is mostly done from our headquarters in Ljubljana, occasionally you could get a chance to travel to locations such as Mauritius, Scotland, Azerbaijan, Moldova, Ghana, etc.
Work environment
While we’re primarily focused on bringing value to our clients, we’re also committed to creating a world-class work environment for our employees. Our developers have quiet offices with spacious desk excellent for pair-programming. Smaller cozy meeting rooms are ideal for impromptu meetings. We also have a fully equipped spacious kitchen. And a foosball table. Fresh fruit, tea and coffee are at your disposal. We traditionally serve Nutella pancakes on Mondays.
Self-fulfilment
Besides working on products used by more than 2.5 million users annually, you also get the opportunity to do something good and amazing for society as we do volunteer work on projects important to our employees, such as: register of illegal dump sites, register of non-native species, register of hiking trails and more.
A significant part of our work is shared with open-source communities.
How to apply?
If you find yourself in one of the current job openings, send us your CV by email! And don't forget to tell us which job interests you.
