Who we are?
CoreTech is a dynamic and innovative global technology company that provides B2B SaaS solutions for online sports platforms.
We are at the forefront of innovation, empowering gaming partners with revolutionary sportsbook solutions. Our cutting-edge sportsbook software, premium data feeds, and unwavering commitment to partner success are reinventing the gaming industry.
We are looking for a Senior JavaScript Developer (Back-end focused) to join our fantastic engineering team. Our server architecture is micro-services based, running on JavaScript/Typescript using Nest.js framework with MongoDB and Pulsar as a queue-based communication.
A bit about your future role
- Develop and maintain API-based projects
- Collaborate with team members to design and implement new features
- Optimize applications for performance and scalability
- Troubleshoot and debug issues
- Write clean and maintainable code.
What we are looking for?
- 3+ years of experience in NodeJS development
- Experience with high-load architecture
- Proficiency in JavaScript (ES6+)
- Good communication and teamwork abilities
- Good verbal and written English communication skills (we are a multi-national team
- Have excellent analytical and problem-solving skills
What will help you succeed?
- Experience with NestJS, Pulsar, Aerospik
- Perfect understanding of RESTful APIs
- Experience running mature API products in production
- University degree in Computer Science, Software Engineering or Mathematics.
What do we offer?
- An open-minded environment that values yo
- An international multicultural tea
- An amazing office environment
- Food vouchers (180 BGN
- Additional health insuranc
- Sports car
- 21 days paid leav
- Flexible working hour
- Manicure, barber, massage, breakfast, and snacks in the offic
- Wedding and new baby bonu
- Team building activitie
- Professional trainings
If 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: [email protected]
Why 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.
Top Skills
What We Do
FIRST - Best in Sports: Empowering gaming partners with innovative sportsbook solutions.
Reinventing the gaming industry with cutting-edge sportsbook software, data-driven insights, and a relentless focus on partner success.
Key highlights:
Revolutionary sportsbook software
Premium quality data feeds
Unwavering commitment to partner needs
Partner with FIRST - Best in Sports and experience the future of gaming.
#sportsbook #gaming #technology #partnership








