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Experienced Full Stack Customer AI Engineer – Web & Cloud Application Development

Remote, USA Full-time Posted 2026-06-17

Join arenaflex, a cutting-edge technology company, as we continue to revolutionize the way businesses interact with their customers through innovative AI-powered solutions. As a Customer AI Engineer at arenaflex, you will play a pivotal role in developing and building complex prompts, applications, and agents to support our most important customers. Your expertise in Python, dataset curation, prompt design, and linguistics will be crucial to growing and maintaining arenaflex's relationships with its customers.

About arenaflex

arenaflex is a forward-thinking company that is dedicated to harnessing the power of artificial intelligence to drive business success. Our team of experts is passionate about creating cutting-edge solutions that make a real difference in the lives of our customers. With a strong focus on innovation, collaboration, and customer satisfaction, we are constantly pushing the boundaries of what is possible with AI.

Your Responsibilities

As a Customer AI Engineer at arenaflex, you will be responsible for:

  • Base Prompt Design and Iteration: Create and optimize base prompts that will be used to supercharge our customers' content creation pipelines.
  • Linguistic Expertise: Utilize your understanding of linguistics to craft search patterns used to enforce customer formatting guidelines in their content.
  • Prompt Chain Design: Collaborate with the team to design, develop, and evaluate prompt chains for specific content creation tasks.
  • Technical Scoping: Work with stakeholders in Customer success and with our customers to scope projects and define best practices for using what you create.
  • Documentation: Maintain clear and comprehensive documentation of prompt engineering processes and outcomes and share innovative techniques with the team.
  • Cross-functional Collaboration: Collaborate with engineering team members to integrate your prompt engineering work seamlessly into our product.

Is this you?

If you are a motivated and experienced professional with a passion for AI and linguistics, we want to hear from you. To be successful in this role, you will need:

Bachelor's degree or higher

in Computer Science, Linguistics, or a related field.

Solid coding proficiency

using Python.

Professional experience

in prompt design and a deep understanding of linguistic principles.

Expertise

working with search patterns for morphology and word patterns.

Proven experience

in designing, developing, and evaluating base prompts.

Knowledge

of natural language processing and machine learning concepts is a plus.

Excellent communication and collaboration skills

.

Problem-solving mindset

and a passion for working on complex challenges.

Attention to detail

and the ability to work independently and as part of a team.

Benefits & Perks

As a valued member of the arenaflex team, you will enjoy a range of benefits and perks, including:

Generous PTO

, plus company holidays.

Medical, dental, and vision coverage

for you and your family.

Paid parental leave

for all parents (12 weeks).

Fertility and family planning support

.

Early-detection cancer testing

through Galleri.

Flexible spending account

and dependent FSA options.

Health savings account

for eligible plans with company contribution.

Annual work-life stipends

for home office setup, cell phone, internet, wellness, and learning and development.

Company-wide off-sites

and team off-sites.

Competitive compensation

, company stock options, and 401k.

Diversity, Equity, and Inclusion

arenaflex is an equal-opportunity employer and is committed to diversity. We don't make hiring or employment decisions based on race, color, religion, creed, gender, national origin, age, disability, veteran status, marital status, pregnancy, sex, gender expression or identity, sexual orientation, citizenship, or any other basis protected by applicable local, state or federal law.

How to Apply

If you are a motivated and experienced professional with a passion for AI and linguistics, we want to hear from you. Please submit your application on our website, and we will review your qualifications and experience. By submitting your application, you acknowledge and agree to arenaflex's Global Candidate Privacy Notice. Apply to this Job Apply for this job

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