Senior Software Development Engineer - Professional ...

Responsibilities: Gather and document customer business requirements. Analyze integration feasibility and design solutions leveraging APIs. Develop and implement web applications, services, and system integrations. Communicate technical solutions clearly to both technical and non-technical stakeholders. Document solution requirements and features in a Statement of Work for customer review and acceptance. Estimate project timelines, level of effort, and delivery schedules accurately. Manage multiple concurrent projects and tasks effectively. Required Skills: Strong problem-solving and communication skills. Ability to articulate issues, present solution options, and recommend the best course of action. Self-starter with strong time management skills and the ability to work independently. Familiarity with call center technology (Genesys, Avaya, Cisco, Aspect, etc.) and computer telephony concepts. Understanding of cloud-based technologies (AWS, SaaS, PaaS, etc.) and API interfaces (SOAP, REST, AJAX, WebSockets). Proficiency in Unix-based operating systems. Qualifications: 5+ years of experience in application or integration software development related to Computer-Telephony Integration (CTI) with systems such as Cisco ICM/UCCE, Genesys, or Avaya. 3+ years of experience developing web-based applications (HTML5, JavaScript) with frameworks and libraries such as jQuery, Backbone.js, Bootstrap, RequireJS, Ext JS, or Marionette. 1+ years of experience with web application hosting services such as Heroku, OpenShift, or self-hosted Node.js services. Experience integrating with CRMs, Marketing Automation, or Lead Management systems (Salesforce, MS Dynamics, NetSuite, Oracle Service Cloud, Zendesk, Velocify, etc.). BA/BS degree or equivalent work experience required. Work Location: This role is fully remote for candidates who reside outside the 50 mile radius of our San Ramon office. For candidates who reside within 50 miles of our San Ramon location, this role is Hybrid and would require 3 days a week (M, W, TH) in our San Ramon office. As part of our continued commitment to diversity, equity, and inclusion, Five9 supports pay transparency during the entire recruitment process. Actual compensation packages are based on several factors that are unique to each candidate including, but not limited to: skill set, depth of experience, certifications, and specific work location. The range displayed reflects the minimum and maximum target for new hire salaries for the job across the United States. Your recruiter can share more about the specific compensation package during your hiring process. Additionally, the total compensation package for this position may also include an annual performance bonus, stock, and/or other applicable incentive compensation plans. Our total reward package also includes: Health, dental, and vision coverage, beginning on the first day of employment. Five9 covers 100% of the employee portion of the health, dental and vision coverage and shares a high portion of the dependent cost. We also offer Short & Long-Term Disability, Basic Life Insurance, and a 401k saving plan with employer matching. Access to an innovative mental health support platform that offers personalized care and resources in areas such as: therapy, coaching and self-guided mindfulness exercises for all covered employees and their covered dependents. Generous employee stock purchase plan. Paid Time Off, Company paid holidays, paid volunteer hours and 12 weeks paid parental leave. All compensation and benefits are subject to the requirements and restrictions set forth in the applicable plan documents and any written agreements between the parties.The US base salary range for this role is below. $114,600—$274,400 USD Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. View our privacy policy, including our privacy notice to California residents here:. Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Created: 2025-10-31