BYSL Global Technology Group

PHP/Asterisk Developer

Vacancy: N/A

We are looking for a talented PHP/Asterisk Developer to join our team and play an integral role in developing, optimizing, and maintaining telephony solutions for call center operations. The ideal candidate will bring expertise in PHP and Asterisk PBX systems, coupled with a deep understanding of call center workflows. You will collaborate with cross-functional teams to design, implement, and enhance scalable, reliable communication systems that drive exceptional customer service experiences.

Key Responsibilities:

    • Develop, customize, and maintain Asterisk-based VoIP solutions tailored to call center needs.
    • Build and integrate call center applications using PHP and seamlessly connect them with Asterisk PBX.
    • Create and manage AGI (Asterisk Gateway Interface) scripts for efficient call handling and routing.
    • Monitor and troubleshoot telephony systems to ensure high availability and minimal downtime.
    • Integrate CRM platforms and third-party tools with the telephony system to streamline operations.
    • Design and optimize call routing, queuing mechanisms, and reporting frameworks.
    • Conduct performance tuning and capacity planning for telephony systems.
    • Work closely with stakeholders to gather requirements and translate them into actionable technical solutions.
    • Maintain comprehensive documentation for telephony systems and applications.

Key Qualifications:

    • Proficiency in VoIP technologies, including SIP and RTP protocols.
    • Experience with Linux environments and shell scripting.
    • Familiarity with AGI, AMI (Asterisk Manager Interface), and related technologies.
    • Solid knowledge of MySQL or other relational databases.
    • Proficiency in working with APIs and web services for external system integration.
    • Strong analytical, problem-solving, and debugging abilities.
    • Excellent collaboration and communication skills.

Additional Qualifications:

    • Experience in call center software development or customer support technologies.
    • Proficiency in additional programming languages such as Python or JavaScript.
    • Knowledge of cloud-based telephony solutions.
    • Familiarity with system monitoring tools like Nagios or Zabbix.
    • Understanding of call center metrics, analytics, and reporting tools.

Educational Requirements:

    • Bachelor's Degree in Computer Science, Information Technology, Software Engineering, or a related field.
    • Relevant Certifications in VoIP, Asterisk PBX, or Telephony Systems (e.g., Digium Certified Asterisk Professional) are a plus.

Experience Requirements:

    • Minimum 3 years of PHP developing experience in backend and web development.
    • Asterisk PBX: At least 1 year of hands-on experience with Asterisk and CRM integration.

Compensation and other benefits:

    • Performance Bonus
    • Festival Bonuses
    • Competitive Salary
    • Yearly Salary Review

Job Location: Gulshan, Dhaka

Employment Status: Full-time

Read Before Apply

Please read the requirements carefully before you apply.

*Photographs must be enclosed with the resume.

OR

You may also submit your CV to careers@byslglobal.com. Mention the name of the position you are applying for in the subject line.

Application Deadline: June 07, 2025