Main responsibilities:
• Design and implement new features and enhance existing functionalities according to business specifications;
• Ensure that your code meets software development and quality standards and fits into the continuous release process.
• Optimize the application in order to support work with large amounts of data;
• Participate in the whole sprint process for product development.

The position requires:
• 3+ years experience as a front-end developer
• 1+ year experience in user interface development with reactive framework Vue.js
• Experience with SOA / micro-services and developing performant & scalable applications
• Understanding of OOP, Functional, Dynamic and Low-latency programming.
• Understanding of web development paradigms (RESTful APIs, pub/sub, security)
• Proficient in HTML / CSS
• Experience in developing single-page applications and interactive web interfaces
• Experience in organizing projects using best practices so as to reduce complexity and ensure resulting solutions are scalable, modular
• Experience in developing UIs that are compatible across browsers and devices
• Good knowledge of best practices in development methodologies and working in an agile team
• Comfortable with tooling such as Git and CSS pre-processors
• Experience with Agile software development methodologies will be considered as an advantage.
• Experience in Test-driven development;

Key performance metrics:
• Timely delivery of the developed solutions;
• Excellent documentation;
• Providing optimal solutions and appropriate implementation of the software;
• Satisfaction of key end-users.

Probably one of the best things about CallFlow that we help each other so we don't create pressure, between us.
You may check some more benefits:
• You may work from home or you may come to the office. Either is fine with us
• You will have a “buddy” to care of you in the beginning
• Food vouchers
• Multisport card
• Sports room
• 2 hours per week for sport activities during the working time
• Non-formal initiatives like going to cinema, sport activities, Callflow cooking and others
• Referral program
• Two team buildings per year and small once for each team
• To be continue with many more…

We are stable and competitive growing Bulgarian product company that is providing its own products/services/solutions all over the globe.

Responsibilities:
• Provide support for customers and company employees
• Keep all systems updated and perform regular maintenances schedule
• Incident troubleshooting and resolution
• Monitoring and administration of Virtual Infrastructure

Requirements:
• Knowledge of Linux, Unix based OS (preferable RHEL, CentOS)
• Knowledge and experience in networking
• Desire to learn new knowledge and self-development
• Analytical thinking and communication skills
• Good team player, proactive and independent
• Good command of English

Advantages:
• Experience with VMware
• Knowledge of Cisco Routing, Switching, SIP, VoIP, VPN
• Experience Jenkins, Ansible and Git
• Scripting and automation (Bash and/or PHP)

Probably one of the best things about CallFlow that we help each other so we don't create pressure, between us.
You may check some more benefits:
• You may work from home or you may come to the office. Either is fine with us
• You will have a “buddy” to care of you in the beginning
• Food vouchers
• Multisport card
• Sports room
• 2 hours per week for sport activities during the working time
• Non-formal initiatives like going to cinema, sport activities, Callflow cooking and others
• Referral program
• Two team buildings per year and small once for each team
• To be continued with many more…

We are stable and competitive growing Bulgarian software product company that is providing its own products/services/solutions all over the globe.

This position is suitable for juniors with less experience.

Main responsibilities:
• Design and implement new features and enhance existing functionalities according to business specifications;
• Ensure that your code meets software development and quality standards and fits into the continuous release process;
• Optimize the application in order to support work with large amounts of data;
• Participate in the whole sprint process for product development.

The position requires:
• Experience in software development with JAVA EE, Enterprise Java, Java Servlets, Applets, Client-Server communication, JSF,JSP,JPA,JDBC.
• Object-oriented analysis and design by using common patterns for software development;
• Knowledge in Java SE, JEE, Development with Spring Boot and Microservices ,Class-loading, Memory Management, Transaction management etc.;
• Knowledge of relational databases. SQL and ORM technologies (JPA2, Hibernate);
• Experience in Test-driven development is an advantage;
• Experience with Agile software development methodologies will be considered as an advantage.

Additional skills:
• Good command of Regular Expressions;
• Communication protocol client and server implementations in Java: HTTP(s), FTP, SFTP, SMTP;
• Remoting: JMX, Spring RESTful, SOAP;
• Experience in setting up and scripting Maven, Ant, Git, etc.;
• Understanding of OOP, Functional, Dynamic and Low-latency programming, Multithreading;
• Application Server setup and tuning: JBOSS, Glassfish, PrimeFaces, IceFaces and OpenGlassfish.


Key performance metrics:
• Timely delivery of the developed solutions;
• Excellent documentation;
• Providing optimal solutions and appropriate implementation of the software;
• Satisfaction of key end-users.