Senior Full Stack JavaScript Software Engineer

We are looking for a Senior Full-Stack JavaScript Developer to join our fantastic engineering team. Our server architecture is micro-services based, running on JavaScript/Typescript using Nest.js framework with MongoDB and Aerospike as a data store and Pulsar as a queue-based communication. We are advocates for cutting-edge technology. In your new role, you will work at the heart of our system.You will be responsible for back-end applications combining multiple sports data sources and front-end applications, allowing data manipulation and customization before they make it to the end user. Coretech is a B2B company that provides a SaaS (software as a service) solution for online sports platforms. Our systems process more than 3 billion messages every day to provide our clients with the most accurate and consistent sports data.What you’ll be doing:Be dedicated to product quality and have excellent analytical and problem-solving skillsContinuously design, develop, and deploy backend servicesFocus on high availability, low latency, and scalabilityEnthusiastically research new methods for doing thingsProvide solutions to challenging problemsWho you are:3+ years experience in Node.js and Typescript3+ years experience in ReactWorking with databases such as MongoDBExperience working with high-load systemsBuilt microservices architecture for large-scale applicationsFamiliarity with the Nest.js frameworkGood verbal and written English communication skills (we are a multi-national team)What would be a bonus:Experience with AerospikeExperience with PulsarExperience with KubernetesExperience with DockerExperience with Helm and HelmfileUniversity degree in a related engineering fieldWhat do we offer?An open-minded environment that values youAn international multicultural teamCareer developmentAn amazing office environment (table tennis, play station, all the fun stuff)Food vouchers (180 BGN)Additional health insuranceMultisport card21 days paid leaveFlexible working hoursManicure, massage, breakfast, and snacks in the officeWedding and new baby bonusTeam building activitiesKnowledge sharing sessionsIf you are interested in joining our diverse and dynamic team, we are looking forward to your application. Only short-listed candidates will be contacted.Confidentiality of all applications is assured!By submitting your application, you explicitly consent, in accordance with Regulation (EU) 2016/679 (General Data Protection Regulation), to the processing of the personal data contained in your CV, resume, and/or motivational letter strictly for the purposes of the recruitment and selection process conducted by the Company. By applying to this job offer, you also freely and expressly consent to the Company storing your personal data and considering your application for future employment opportunities, in accordance with the Company’s data retention policy and applicable legal requirements. You may withdraw your consent to the processing and/or storage of your personal data at any time, without affecting the lawfulness of processing based on consent before its withdrawal, by contacting sending an email request to the following address: dpo@first.betWhy we need to process your personal data for another term:to be able to contact you when we have a suitable position that matches your profile;to be able to send you job offers which might be interested for you;to contact you directly, without needing you to go again through the whole selection procedure.What we will continue to store for you?Your name, email, telephone number, social media profile link/s, picture from your CV;Your professional experience;Your skills, language proficiency, special info from your CV, sent by you.