Senior Voice & Chat AI Prompt Engineer – Conversational AI Architect, Voice Platform Specialist, Multilingual Prompt Engineering Lead – Drive Next‑Gen Customer Experiences at brighthush

About brighthush

brighthush is a trailblazer in the conversational AI landscape, turning routine customer interactions into unforgettable, human‑like experiences. With a portfolio that spans finance, healthcare, retail, travel, and beyond, we empower organizations to deliver seamless, personalized journeys that feel natural, engaging, and data‑driven. Our proprietary blend of large language models, speech‑to‑text (STT), text‑to‑speech (TTS), and advanced conversational design tools allows us to build voice agents that understand context, adapt to intent, and drive measurable business outcomes.

As a fast‑growing, remote‑first company, brighthush thrives on curiosity, collaboration, and a relentless focus on impact. We believe that the best ideas come from diverse perspectives, so we foster an inclusive culture where every team member can thrive, learn, and grow. Whether you’re a seasoned engineer or a passionate newcomer, you’ll find a community that celebrates experimentation, values continuous learning, and rewards bold, data‑backed innovation.

Why This Role Matters

In the age of digital transformation, voice and chat are becoming the primary touchpoints between businesses and their customers. As the Senior Voice & Chat AI Prompt Engineer, you will be the linchpin that turns strategic vision into tangible, high‑impact solutions. Your expertise will shape how millions of users interact with brands, ensuring that every conversation feels intuitive, trustworthy, and delightfully human.

Key Responsibilities

As a Voice & Chat AI Prompt Engineer at brighthush, you will bridge business strategy and technical execution. Your day‑to‑day activities will include:

• Client Discovery & Requirement Gathering – Conduct in‑depth sessions with clients to capture business objectives, user journeys, and automation opportunities. Translate high‑level goals into actionable technical requirements.
• Conversation Design & Prompt Engineering – Translate business requirements into robust voice‑AI conversation flows, prompts, business rules, and agent behaviors. Craft dialogue that feels natural, context‑aware, and aligned with brand voice.
• Platform & Architecture Advisory – Recommend best‑practice architectures and select the most suitable voice‑AI platforms based on use‑case nuances. Evaluate trade‑offs between latency, scalability, and cost.
• System Prompt Optimization – Design and refine system prompts, guardrails, fallback mechanisms, and escalation logic to ensure consistent, high‑quality interactions across all channels.
• Voice Agent Development – Build and configure voice agents that handle real‑world scenarios such as interruptions, silence, unclear responses, and shifting user intent. Iterate on design based on user feedback.
• LLM & STT/TTS Integration – Work with large language models (LLMs) such as GPT‑4, Claude, and Llama, and integrate STT/TTS services from Google, Amazon, and Azure to deliver end‑to‑end voice experiences.
• API & Automation Support – Develop integrations using APIs, webhooks, JSON, CRM connectors, and automation platforms to ensure end‑to‑end workflow cohesion.
• Testing & Continuous Improvement – Execute rigorous testing with real‑world and edge‑case scenarios, review transcripts, and iteratively optimize agent performance. Leverage analytics to surface insights and drive data‑driven enhancements.
• Client‑Facing Activities – Lead UAT sessions, deliver compelling demos, and support production deployments to guarantee client satisfaction. Translate technical nuances into clear, actionable recommendations for stakeholders.
• Multilingual Voice Experience – Design and refine voice experiences in multiple languages, including English, Hindi, Arabic, French, and Spanish, to meet global client needs. Ensure cultural relevance and linguistic accuracy.

Essential Qualifications

• Proven experience in prompt engineering and LLM fine‑tuning, with a portfolio of deployed solutions.
• Hands‑on expertise with voice‑AI platforms (e.g., Dialogflow, Amazon Lex, Azure Bot Service) and conversational design tools (e.g., Voiceflow, Botmock).
• Strong understanding of speech recognition, synthesis, and natural language understanding pipelines.
• Experience building and deploying voice agents in production environments, with a track record of high uptime and low error rates.
• Proficiency in scripting or programming languages such as Python, JavaScript, or TypeScript.
• Excellent analytical and problem‑solving skills, with a data‑driven approach to optimization.
• Effective communication skills, capable of translating technical concepts to non‑technical stakeholders.

Preferred Qualifications

• Background in customer experience (CX) or user experience (UX) design, with a deep understanding of human‑centered interaction.
• Experience with multilingual voice solutions and localization best practices, including handling of regional accents and dialects.
• Knowledge of compliance and privacy regulations relevant to voice data (e.g., GDPR, CCPA, HIPAA).
• Familiarity with cloud platforms such as AWS, Azure, or GCP for deploying AI services, including CI/CD pipelines.
• Prior involvement in agile development cycles and cross‑functional teams, with a proven ability to deliver incremental value.

Skills & Competencies

• Conversational Design – Ability to craft natural, engaging dialogue flows that align with business goals and brand voice.
• Prompt Engineering – Skill in crafting prompts that elicit accurate, contextually relevant responses from LLMs.
• Voice Technology – Deep understanding of STT, TTS, and voice‑AI platform capabilities, including latency, accuracy, and scalability.
• Data Analysis – Competence in interpreting usage metrics, error logs, and user feedback to drive continuous improvement.
• Collaboration – Comfortable working with product managers, designers, data scientists, and client stakeholders to deliver cohesive solutions.
• Adaptability – Quick to learn new tools, frameworks, and industry trends, and to pivot strategy based on emerging insights.
• Project Management – Ability to manage multiple projects, prioritize tasks, and meet deadlines in a fast‑paced environment.

Career Growth & Learning Opportunities

At brighthush, your career path is as dynamic as the technology you work with. We offer:

• Structured mentorship programs pairing you with senior engineers and product leaders to accelerate skill development.
• Access to cutting‑edge research papers, conferences, and workshops in AI, NLP, and voice technology.
• Internal knowledge‑sharing sessions where you can present your findings, share best practices, and influence product direction.
• Clear promotion tracks from Junior to Lead Prompt Engineer, and beyond into AI Product Management or Technical Leadership roles.
• Opportunities to contribute to open‑source projects and the broader AI community, enhancing your professional reputation.
• Regular hackathons and innovation sprints that encourage creative problem‑solving and cross‑team collaboration.

Work Environment & Culture at brighthush

Our remote‑first model means you can work from anywhere while staying connected through:

• Weekly all‑hands meetings and bi‑weekly team stand‑ups to align on priorities and celebrate wins.
• Collaborative tools like Slack, Notion, and Figma for real‑time communication and design collaboration.
• Flexible working hours that respect your personal rhythm and time zone, enabling a healthy work‑life balance.
• Regular virtual coffee breaks, team‑building activities, and informal “show & tell” sessions to foster camaraderie.
• A culture that celebrates experimentation, learning from failure, and celebrating wins—every success is a step toward redefining the future of conversational AI.

Compensation & Benefits

While specific figures vary by location and experience, brighthush offers a competitive salary package that includes:

• Base salary aligned with industry standards for AI and voice engineering roles.
• Performance‑based bonuses and equity options to share in the company’s success.
• Comprehensive health, dental, and vision insurance plans for you and your family.
• Unlimited paid time off and a generous parental leave policy to support your personal commitments.
• Professional development stipend for courses, certifications, and conferences to keep your skills sharp.
• Access to wellness programs, mental health resources, and a supportive employee assistance program.
• Annual company retreats and optional in‑office meet‑ups for those who prefer face‑to‑face collaboration.

How to Apply

If you are passionate about building intelligent voice experiences that transform customer interactions, we would love to hear from you. Please submit your resume, a brief cover letter outlining your relevant experience, and any portfolio or demo links that showcase your work in conversational AI.

Join brighthush and help shape the future of voice and chat AI—where every interaction feels natural, every conversation is meaningful, and every client success story is a testament to the power of intelligent design.