Role Overview

We’re looking for a Lead Java Developer with C background to help us build and scale a cloud PBX solution. We expect you to have strong problem-solving skills, be self-motivated, initiative, and responsible. Your daily duties will include implementing different SIP proxy features using Java/C , with respect to high availability and scalability.

Responsibilities

Collaborate with business stakeholders and actively participate in product planning and sprint backlog meetings.
Take responsibility for the full software development lifecycle, from understanding business requirements through coding, deployment, and maintenance.
Develop and maintain technical design, architecture, and troubleshooting documentation.
Demonstrate a technology-agnostic mindset and continuously explore new technologies and approaches.
Analyze and interpret stack traces, crashes, memory issues, and performance bottlenecks.
Implement patches, backports, or enhancements directly in Asterisk source code.
Develop custom modules (C), when needed.
Work with Linux systems (systemd, networking, tuning, kernel parameters).
Work with cloud environments (GCP preferred).
Participate in architecture decisions.
Design and implement Asterisk dialplans.

What we offer

Remote work as b2b contractor or on-site/hybrid employment (Belarus-Moldova) work opportunity!
Stable job with long-term growth perspective.
Competitive salary with annual performance review.
Really good hardware.
An exciting and challenging job with talented people around.
Continuous learning and career growth opportunities.
Compensation for professional training, seminars, and conferences.
Referral program – get rewarded for helping us grow the team with talented people.
Company-supported English classes to enhance your professional growth.
More perks for the Minsk and Chisinau office employees.

Requirements

Have at least 7+ years of production experience with large-scale deployments.
Strong hands-on experience with Java.
Hands-on experience with C.
Have experience with CI/CD, clouds, Linux & networking.
Experience with CI/CD tools such as GitHub Actions, Jenkins, ArgoCD, and Maven.
Proficiency with relational databases, particularly MySQL, including schema design, migrations, and query optimization.
Have a good level of English (B2 or higher).
You are ready to act as the technical lead.
Can work cross-team with backend developers, infra/DevOps, QA, and product owners.
Own best practices, code quality, and documentation.