Prompt Engineer (AI Voice Agents like Bland AI, ElevenLabs)

Job description

We are hiring a Prompt Engineer with 3+ years of experience in LLM-based systems and AI Voice Agents like Bland AI and ElevenLabs.

The role involves designing and optimizing AI-driven voice and chat experiences, automating workflows, and integrating APIs using C#, Python, or Node.js.

Creativity, analytical ability, and strong communication skills.

About thinkbridge

We are a global digital product development firm that helps growth-stage companies gain the technology sophistication and maturity of leading modern digital businesses.

We differentiate ourselves by delivering exceptional quality at scale and speed with our thinkstack accelerators.

We started with the vision of being able to build amazing software fast.

A new way to build software without any of the compromises that currently plague software development.

A new way to focus on the outcomes instead of the tech, tools, methodologies, processes and vanity artifacts.

Why is thinkbridge a great place to work?

At thinkbridge, we are not just paving the way for exceptional digital experiences; we're also redefining the future of work.

Our Remote First philosophy allows you to take a dive into a world where work doesn’t tie you down.

We’re pioneering a Remote First approach, ensuring you’re connected, no matter where you are.

We foster and encourage a diverse and inclusive work culture where employees feel valued, respected, are encouraged to voice their ideas, have equal opportunities and are treated fairly.

We encourage and provide for our employees health and well-being initiating wellness programs, provide mental health resources, and ergonomically designed workspaces to support employees’ physical and mental health.

We understand the value of work-life balance, hence we follow Flexible Work Hours, to ensure they can rejuvenate besides managing their personal commitments without much hassle.

At thinkbridge, it's more than just a job.

It's a journey of innovation, growth, and balance.

Join us in shaping the future!

thinkbridge is a place where you can:

1. Think bigger – because you have the time, opportunity, and support it takes to dig deeper and tackle larger issues.
2. Move faster – because you’ll be working with experienced, helpful teams who can guide you through challenges, quickly resolve issues, and show you new ways to get things done.
3. Go further – because you have the opportunity to grow professionally, add new skills, and take on new responsibilities in an organization that takes a long-term view of every relationship.

thinkbridge..there’s a new way there.

™

We live by five core values: Outcomes, Quality, Ownership, Accountability, and Communication.

This role embodies all five - you'll own outcomes, maintain high technical standards, and communicate effectively across all levels.

What is expected out of you?

• Design and implement prompt architectures and conversational flows for Voice AI systems (LLM-driven).
• Develop and refine multi-turn dialogue pathways to ensure natural and human-like conversations.
• Collaborate with product and engineering teams to integrate text-to-speech (TTS) and speech-to-text (STT) pipelines.
• Conduct A/B testing and reinforcement tuning to optimize response quality and context retention.
• Create reusable prompt templates and frameworks for varied conversational intents and domains.
• Work with LLMs (OpenAI GPT, Claude, Gemini, etc.) and Voice AI frameworks (e.g., Bland AI, Rasa, Dialogflow CX, ElevenLabs, Whisper, or custom APIs).
• Analyse user interactions to continuously improve dialogue models and reduce friction points.
• Stay current with emerging voice and conversational AI trends, particularly around multimodal and contextual agents.

Requirements:

Must have skills

• 3+ years of hands-on experience with prompt engineering and LLM-based systems.
• Experience designing Voice AI pathways using Dialogflow, Alexa, Rasa, or custom LLM orchestration tools.
• Proficiency with C# or Python or Node.js for API integration and workflow automation.
• Familiarity with speech recognition (ASR), text-to-speech synthesis (TTS), and emotion modelling in voice.
• Strong understanding of NLP, conversational UX, and human-computer interaction (HCI) principles.
• Excellent analytical, creative, and communication skills.

Our Flagship Policies and Benefits:

What we offer

• Dedicated Learning & Development Budget – Fuel your growth with resources dedicated to skill enhancement.
• Cutting-Edge Projects – Work on exciting projects using the latest technologies.
• Employee-Friendly Leave Policy – Enjoy ample leave options to maintain a healthy work-life balance.

Work Environment

• Remote-First Culture: At thinkbridge, we all work from wherever we choose but come together during set hours to collaborate.
  
  Using simple online tools, we stay connected and get great work done.
• Leave & Time-off – All leaves taken are paid leaves.
  
  And all the leave and time off are likely pre-approved leaves intended for planned vacations, personal commitments, or any other needs requiring prior approval
• Comprehensive Medical & Term Insurance: Full coverage for you and your family peace of mind.
• Work-From-Workweek (WWW): Twice or thrice a year, we come together for One-week sprints to collaborate in person, foster stronger team bonds, and align on goals.
  
  All travel expenses are covered in the form of an allowance which is called a work week allowance.
• We organize city-wise, company-sponsored local meetups—fun-filled day outings with your colleagues!
• At thinkbridge, you get reimbursed for approved certifications and short courses that support your role
• We embrace diversity and ensure equal opportunity for everyone, fostering an inclusive workplace where all voices are valued.

Join thinkbridge to be part of a purpose-driven, innovation-led organization that invests in your growth and empowers you to build a brighter future.

Required Skill Profession

Computer Occupations