Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.
Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves.
Five9 has led the cloud revolution in contact centers, helping organisations transition from legacy premise-based solutions to the cloud. The cloud contact center market has become the hot space for innovation in real-time communications, and is the tip of the spear for the application of Artificial Intelligence, especially Generative AI and Large Language Models (LLM). Our innovative AI team is responsible for developing a suite of leading edge AI products built upon industry-leading AI tech from vendors like OpenAI, Google, and Amazon. These products include enterprise voice and chatbots (think: ChatGPT for businesses), agent assistance, and conversation analytics. This team - the fastest growing at Five9 - is seeking a talented and experienced Senior Front End React/Redux Software Engineer. In this role, you will be part of the team that builds software that brings AI technologies to users. Prior AI experience is not required - you will receive on-the-job experience for some of the hottest skills on the market. An ideal candidate for us is an experienced engineer who is passionate about building high performance web platforms and applications, a brilliant problem solver and a creative self-starter.
Key Responsibilities:
- Implement UX designs by working with UX Designers on a day-to-day basis, using React/Redux based framework.
- Build custom widgets for dashboards developed using Google Looker Studio plugins.
- Be part of an agile team to develop a scalable, highly available application platform using modern PaaS platforms such as GCP.
- Participate and contribute to requirements analysis and grooming.
- Understand how to leverage PaaS components, such as CDN, noSQL databases when developing software in order to achieve scalability, reliability, and operability.
- Document and communicate clearly architecture and implementation solutions.
- Have ownership of your code in production, including on-call, troubleshooting.
Key Skills:
- 5+ years software development experience.
- React/Redux focus.
- Highly proficient in JavaScript and TypeScript.
- Experience in operational code ownership – on-call, troubleshooting, uptime
- Experience in applying modern UI design patterns and separating concerns in a distributed system.
- Must have experience working within an Agile/Scrum team.
- Positive, self-motivated and enthusiastic attitude with a strong sense of ownership.
- Strong pro-active communication skills, both verbal and written.
- Experience in contact center software is a plus but not required.
- Experience with custom widget development using Google Looker Studio is a plus but not required.
Workplace location: This role is fully remote for candidates who reside outside Porto, Maia, Matosinhos, Gondomar, Valongo e Vila Nova de Gaia. Candidates who reside within those municipalities would be required to work in-office 3 days a week.
Benefits:
- Five9 Shares
- Bonus Scheme
- 10% Flexi Benefit
- Meal Allowance
- Medical Insurance
- Life Insurance
- 25 day Annual Leave + Public Holidays
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: https://www.five9.com/pt-pt/legal.
Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.
Skills Required
- 5+ years of software development experience
- Professional experience with React and Redux
- High proficiency in JavaScript
- Experience with operational code ownership, on-call support, troubleshooting, and uptime responsibilities
- Experience applying modern UI design patterns and separating concerns in distributed systems
- Experience working within an Agile/Scrum team
- Strong verbal and written communication skills
- Positive, self-motivated, enthusiastic attitude with a strong sense of ownership
- Experience developing custom widgets using Google Looker Studio
- Experience with contact center software
Five9 Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Five9 and has not been reviewed or approved by Five9.
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Healthcare Strength — Employer-paid employee premiums, multiple plan options, and broad coverage across medical, dental, vision, disability, FSAs, and EAP are emphasized as core elements of the package. These features position healthcare as a standout component of total rewards.
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Equity Value & Accessibility — Equity grants and an ESPP are highlighted as meaningful parts of total compensation. Feedback suggests these stock components can materially enhance overall pay when company performance is favorable.
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Fair & Transparent Compensation — Public job postings include salary ranges and company materials describe formal peer benchmarking of pay. These practices indicate structure and visibility around compensation decisions.
Five9 Insights
What We Do
Five9 is an industry-leading provider of cloud contact center solutions, bringing the power of cloud innovation to more than 2,000 customers worldwide and facilitating billions of customer engagements annually. The Five9 Intelligent Cloud Contact Center provides digital engagement, analytics, workflow automation, workforce optimization, and practical AI to help customers reimagine their customer experience. Designed to be reliable, secure, compliant, and scalable, the Five9 platform helps increase agent and supervisor productivity, connects the contact center to the business, and ultimately deliver tangible business results including increased revenue and enhanced customer trust and loyalty
