Back-end Developer (Middle+/ Senior) Offline

Gamzix company, a dynamic player in the iGaming industry:

β€” was founded in March 2020 with a vision to redefine the world of online slot games

β€” has already successfully produced 60 slot games

β€” the team has grown to over 90 skilled professionals and we continue to grow

β€” two strategically located offices in Europe

β€” with a strong focus on quality and compliance, we hold the prestigious MGA B2B Critical Supply License

β€” and certifications from industry leaders iTechLabs and GLI, ensuring the highest standards
 

We are looking for a Middle+ Backend Developer who will be responsible for designing, developing, and deploying applications, working with the back-end development team, and collaborating with other teams to deliver a high-quality software product that meets the company’s business requirements.

 

Responsibilities:

β€” Design and develop scalable and optimized APIs to meet business and application requirements, working with Platform and Game teams;

β€” Write clean, efficient, and maintainable code following best practices;

β€” Participate in code reviews to ensure the quality and reliability of the codebase;

β€” Work with DevOps to maintain and enhance CI/CD pipelines and ensure system monitoring and reliability;

β€” Investigate and resolve technical challenges, applying the best tools and approaches;

β€” Design and refine system architecture and database structures to support business goals;

β€” Ensure data integrity and security across all back-end systems;

β€” Take part in task planning, decomposition, and execution of development projects;

β€” Research and adopt new tools, frameworks, and techniques to improve system performance and development efficiency;

β€” Participate in creating and updating technical documentation, including architecture diagrams and API specifications.

Requirements:

  • At least 4+ years of back-end development experience, with 3+ years working with Node.js and related frameworks, preferably in the gambling industry.
  • Proficiency in JavaScript, Node.js, and NestJS.
  • Hands-on experience with databases such as PostgreSQL, OpenSearch, ElastiCache, and Redis.
  • Familiarity with message brokers like RabbitMQ.
    Strong problem-solving abilities with attention to detail.
  • Effective communication skills for collaboration across teams.
  • Proactive and self-motivated, with a willingness to continuously learn and improve.

Bonus experience:

  • Working with AWS and on-premise infrastructure.
  • Knowledge of tools such as GitLab, TeamCity, ArgoCD, Grafana, and Prometheus.
  • Experience in designing and developing database schemas.

Languages:

  • Proficiency in English at an Intermediate+ level, or a similar proficiency in another language.
     

Hiring process:

  • 1st interview β€” recruiter
  • 2nd interview β€” hiring manager
     

What we offer:

  • 7 hour working day 10:00AM β€” 6:00 PM (with the lunch break)
  • Hybrid format of working day
  • A-class office, Mokotow, Warsaw
  • Competitive salary in the IT field, fixed in €
  • Paid taxes
  • State holidays are paid
  • 10 days for paid sick leave
  • 28 days of paid vacation: 18 and 10 days separately
  • Medical Insurance
  • Courses/training reimbursement
  • Corporate English courses: business or general, morning or evening schedule
  • People-oriented company with the work&life balance
  • Opened and friendly communication
  • Corporate team buildings and activities
     

Please note that feedback on your application will be provided within two weeks if a positive decision is made regarding your candidacy.

I give my consent in accordance with the Law on the Protection of Personal Data dated June 1, 2010, No. 2297, effective from January 1, 2011, for the processing of information classified as personal data

 

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