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Senior Java Developer

About the role:

Are you a Senior Java Developer looking for new challenges? What about working with a high-profile client with millions of QPS? If you have experience developing high-performance distributed systems, this is the perfect opportunity to work on a new digital marketing management platform with a world-renowned client.


4,500 - 7,000 USD



Skills & Experience:

  • Background in computer science or similar quantitative field;
  • 5+ years of professional software development experience;
  • Expert Knowledge of Core Java;
  • Experience developing high scale and high performance distributed systems;
  • Good understanding of algorithms, data structures, performance optimization techniques, object-oriented programming, multi-threading, and real-time programming;
  • Product-focused mindset;
  • Team player with strong interpersonal skills;
  • English — Upper-intermediate or above.

Nice to have:

  • Experience with cache optimization, distributed cache, and NO SQL DB is a plus;
  • Experience with Big Data and AWS services is a plus;
  • Experience in the advertising domain is a big plus.


  • Work with a highly skilled engineering team in all phases of the Agile development process, from design to deployment;
  • Design, develop, and maintain a high scale, high-performance real-time application;
  • Work with quality assurance, release engineering, and product management to deliver quality software;
  • Identify, design, and implement improvements to the current architecture. This may include: improving internal processes, automating manual processes, optimizing data delivery, reducing cost, re-designing infrastructure for greater reliability, etc;
  • Take your own initiative in the development process and working atmosphere improvements, be proactive in suggesting new vision and approaches to the platform development; anticipate problems or issues solutions that may arise;
  • Deliver constant value back to the business in a highly agile team approaching near-continuous deployment.


  • Flexible working hours;
  • Direct communication with C-levels;
  • Collaborative, friendly team environment
  • Remote/hybrid work;
  • Company equipment provision;


  • Maternity and paternity leaves;
  • Proxet Cultural Club events;
  • Company social events;
  • Annual corporate parties;


  • Comprehensive medical insurance and sports benefits;
  • Mental health program with private consultations;
  • Live webinar with therapists;
  • Paid sick leaves;


  • Allowances for professional education;
  • English language courses with native speaker;
  • Internal knowledge-sharing sessions.

project tech-stack

Aerospike, Amazon, Apache Mina, Avro, Concurrency, Java11, Lucene, Netty, Scala, Tomcat
Senior Java Developer

About Proxet

company information:

Proxet is a professional software development firm trusted by clients from around the world. With our expertise in AI and machine learning, we help businesses reimagine their possibilities and transform ideas into tangible digital solutions. By providing core services with an emphasis on data practices, we shape the future, one step at a time. 

If you’d like to join our Proxet Nation and work closely with high-level professionals and our engineers, fill in the form!

Company benefits

  • Work-from-home policy (fully remote option)

  • Insurance coverage and paid sick leaves

  • In-house English classes with native speaker

  • Trainings allowance based on eligibility conditions plus professional certification paid by the company

Our Offices:

Interested? let's get in touch!

Tell us about yourself, then leave a link or upload your portfolio and we will get back to you soon!


    Inna Nesterenko

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