Hire Chatbot Developers

Hire chatbot developers from our offshore team to gain access to deep expertise and cost-effective solutions tailored to your project’s needs.

Chatbot Development Services

At Nestack, we provide top-tier chatbot development services to modernize and enhance your brand's communication.

Multilingual Chatbots

The chatbots developed by our Chatbot developers are designed for making it easy to bridge a gap between two languages, thus enabling business organizations to expand their scope.

Custom Chatbot Development

For startup, enterprises and entrepreneurs, Our Chatbot programmers help to build new and unique Chatbot application.

Microsoft Bot Development

We build chatbots using the Microsoft Bot Framework and can offer you help to start your chatbot project.

Voice-Enabled Chatbots

We can build voice enabled chatbots which can be used by users to converse using voice commands.

Facebook Chatbot Development

Our Chatbot programmers are proficient on working with the Facebook messenger chatbot and will be happy to help in building your project.

NLP Based Chatbots

Minimize friction in user communication and provide a human-like support system by hiring our NLP experts. Our dedicated NLP developers excel in creating custom chatbots with advanced functionalities.

Technologies We Utilize

Hire chatbot developers from our offshore team who leverage the latest technologies to deliver innovative, efficient and high-impact solutions for your projects.

Chatbot frameworks

Google Dialogflow
Microsoft Bot Framework
IBM Watson Assistant
Amazon Lex
Facebook Wit.ai

Open-Source Platforms

Rasa
Botpress

NLP Frameworks

Google Dialogflow
Microsoft LUIS
IBM Watson
Rasa

Large Language Model

ChatGPT
Cohere
Falcon
Gemma
LLaMA

Why You Should Hire from Nestack

We are dedicated to providing top-tier service to our clients. Our skilled offshore Chatbot Developers excel at exceeding expectations and helping businesses achieve their goals.

Quick hiring

Focus on your core business activities while we handle the complexities of application development. Our quick and straightforward hiring process ensures you receive the right developers tailored to your project's requirements.

Scalable Teams

Build your next application with our dynamic team, capable of scaling up to maintain exceptional quality. We are committed to delivering high-performance applications that meet your needs.

Robust Coding Practices

Our developers craft robust code designed to manage unexpected challenges and errors effectively. We ensure your application remains stable, reliable and adaptable to evolving business requirements.

Cost-Effective Solutions

Receive superior quality applications at competitive prices. We are dedicated to delivering your projects on time and within budget, ensuring optimal financial efficiency.

Choose From Our Hiring Models

We provide various hiring models to suit your needs, offering flexibility and alignment with your project requirements and budget.

Team Augmentation Team Augmentation
Team Augmentation
Add skilled professionals to your team for on-demand expertise and scalability, integrating seamlessly and reporting directly to your managers.
Time & Material Model Time & Material Model
Time & Material Model
For projects with dynamic scopes, costs are based on the actual time spent, providing flexibility and optimal resource utilization.
Fixed Price Model Fixed Price Model
Fixed Price Model
Ideal for well-defined projects, this model offers a fixed quote for precise specifications and deliverables, making it perfect for small to mid-sized businesses.
Managed Services Model Managed Services Model
Managed Services Model
Nestack handles the entire project or specific parts, ensuring performance and quality through Service Level Agreements (SLAs).
Dedicated Team Dedicated Team
Dedicated Team
Hire a managed offshore team of developers, QA specialists and project managers. Ideal for startups and agencies, we offer risk-free contracts and flexible configurations to meet your needs.
Joint Venture Model Joint Venture Model
Joint Venture Model
Nestack joins forces with your company, combining strengths to effectively manage offshore projects. By sharing resources, both parties benefit from reduced costs and increased expertise.

How We Build Software

We continuously enhance our software development life cycle to create more efficient workflows, allowing us to deliver superior software more quickly.

Planning
Design
Development
Quality Assurance
Support
Planning
Design
Development
Quality Assurance
Support

Hire chatbot developers through affordable monthly plans

Enhance your projects with our skilled offshore Chatbot Developers. Choose the right package for your needs and budget.

$3100

$18 per hour

Get in Touch
Junior Developer
  • Experience Level: 1-3 years
  • Work Hours: 176+ hours monthly
  • Engage our junior developers to support your projects.
Feel free to contact us.

$3800

$22 per hour

Get in Touch
Mid-Level Developer
  • Experience Level: 3-7 years
  • Work Hours: 176+ hours monthly
  • Perfect for mid-level complexity projects and ensuring efficient and effective development processes.
Feel free to contact us.

$4600

$26 per hour

Get in Touch
Senior Developer
  • Experience Level: 7+ years
  • Work Hours: 176+ hours monthly
  • Utilize the expertise of our senior developers for your most challenging projects.
Feel free to contact us.

Who Can Hire Chatbot Developers From Nestack?

Nestack Technologies has successfully implemented chatbots to transform and enhance operations across various industries.

Travel & Hospitality

Implemented AI chatbots for 24/7 customer service, streamlining bookings, queries, and complaints in hotels and lodging.

Advertising

Our AI chatbots have boosted client engagement by learning and adapting to user behaviors.

Agriculture

Nestack Technologies has implemented chatbots to efficiently handle inquiries about agricultural products and services.

Retail

Nestack Technologies has helped provide 24/7 support and sales assistance through automated chatbots.

Travel & Hospitality

Implemented AI chatbots for 24/7 customer service, streamlining bookings, queries, and complaints in hotels and lodging.

Advertising

Our AI chatbots have boosted client engagement by learning and adapting to user behaviors.

Agriculture

Nestack Technologies has implemented chatbots to efficiently handle inquiries about agricultural products and services.

Retail

Nestack Technologies has helped provide 24/7 support and sales assistance through automated chatbots.

Hire Chatbot Developers

Hire offshore Chatbot Developers from Nestack to streamline your software development with cost-effective solutions.

Time clock icon
Full-time
  • 8 hours a day
  • 5 days a week
  • Dedicated resource
Contact Us
Time clock icon
Half-time
  • 4 hours a day
  • 2 hours a day
  • 5 days a week
  • Budget-friendly
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Time clock icon
Hourly-time
  • 80 hr commitment
  • One-time tasks
Contact Us

Dive Into Our Services

Explore our diverse range of services designed to cater to your unique needs.

Outsource Project
Hire a Developer

Onboarding Process

Ensure a smooth project launch with a well-defined plan that synchronizes team efforts and clearly outlines objectives.

Submit Details

Give us an outline of your project requirements, goals and objectives.

Contact Us
Project Scoping

Define scope (SRS), architecture (HLD), wireframes and UI design

Launch Development

Organize sprints, code, test and document the LLD.

Project Briefing

In-depth discussion with our team to clarify project objectives.

Budget Planning

Estimate costs and timelines and set milestones.

Submit Details

Give us an outline of your project requirements, goals and objectives.

Contact Us
Project Briefing

In-depth discussion with our team to clarify project objectives.

Project Scoping

Define scope (SRS), architecture (HLD), wireframes and UI design

Budget Planning

Estimate costs and timelines and set milestones.

Launch Development

Organize sprints, code, test and document the LLD.

Latest Insights & Key Events

Stay updated with the latest events, significant releases and must-see announcements!

Google Dialogflow CX updates released on April 1, 2025

The latest update to Google Dialogflow CX—now known as Conversational Agents—was released on April 1, 2025. This update introduced several significant enhancements:

  • Enhanced Data Store Tools

Chatbot Developers can now integrate data store tools with any agent—no playbook required—giving your chatbot greater configuration flexibility and adaptability.

  • Advanced Model Support

The outdated gemini-1.0-pro model was deprecated on March 24, 2025, and replaced with the cutting-edge gemini-1.5-flash-001 model. This upgrade impacts Playbooks, Data Stores and Generators, delivering more accurate and responsive chatbot experiences.

  • AI-Powered Language Capabilities

Language-specific AI generation for entities, training phrases, and responses is now generally available (GA). This is essential for businesses aiming to localize their chatbot for global audiences.

  • Ready-to-Use Prebuilt Agents

All prebuilt agents are now GA, allowing chatbot developers to fast-track implementation with robust templates for various use cases.

To fully harness these innovations, it’s critical to hire chatbot developers with expertise in Dialogflow CX and conversational AI.

Skilled chatbot developers from Nestack can help you build scalable, intelligent and multilingual bots that improve customer engagement and operational efficiency.

Microsoft Bot Framework September 2024 releases

The Microsoft Bot Framework SDK continues to evolve, offering powerful tools for chatbot developers building intelligent conversational experiences. The Microsoft Bot Framework SDK is now at version 4.22.8 for the .NET SDK, released in September 2024. This latest update delivers critical security enhancements, bug fixes and full support for .NET 8, making it a reliable foundation for building intelligent and secure chatbot solutions.

.NET SDK 4.22.4 (May 2024): Brought in .NET 8 support, improved authentication methods, and resolved key vulnerabilities—features experienced chatbot developers are already leveraging.

Python SDK 4.15.0 (April 2024): Introduced single-tenant authentication support and upgraded dependencies, boosting overall security and performance.

Businesses looking to build secure and scalable conversational solutions can confidently hire chatbot developers from Nestack who are well-versed in the latest Bot Framework SDK releases.

Amazon Lex V2 Updates in 2025

  • Global Resiliency Enhancements
    Release Date: January 28, 2025
    Overview: Amazon Lex V2 introduced powerful updates that empower chatbot developers to build highly available and fault-tolerant bots. With support for existing alias replication and CloudFormation-based bot replication, developers can now automatically synchronize Lex bots, resources, versions and aliases across paired AWS regions. This feature is especially beneficial for contact center applications, ensuring real-time failover and active-active deployments for improved disaster recovery strategies.
  • Enhanced Slot and Session Attribute Management
    Release Date: March 5, 2025
    Overview: Amazon Lex V2 now allows chatbot developers to dynamically set slot values and session attributes at every step in a conversation. This granular control enables developers to craft more intelligent and responsive conversational experiences by tailoring bot behavior based on real-time user inputs. It’s a game-changer for developers focused on building personalized and context-aware bots. Organizations aiming to implement these advanced features should hire chatbot developers from Nestack who specialize in Amazon Lex V2 to ensure seamless integration and optimized performance.

Key 2024 Updates from Facebook Wit.ai

  • Voice Cloning & Custom Voices

In a major enhancement for chatbot developers, Facebook Wit.ai introduced voice cloning capabilities in December 2023. This powerful feature enables developers to create custom, lifelike voices for their bots, making interactions more engaging and personalized. It’s a game-changer for developers building voice-enabled chatbots and virtual assistants.

  • Composer Alpha Release

On April 1, 2024, Wit.ai launched the alpha version of Composer, a new tool designed specifically to simplify end-to-end conversational flow development. With Composer, chatbot developers can more easily design, test, and manage multi-turn conversations, significantly reducing development time and improving bot performance.

To fully leverage these innovations, businesses can hire chatbot developers from Nestack with expertise in Wit.ai to build intelligent, natural-sounding and highly efficient conversational interfaces.

Key Botpress Enhancements in 2024

In 2024, Botpress introduced several powerful updates that significantly benefit chatbot developers looking to build more intelligent and adaptable conversational experiences:

  • Human-in-the-Loop (HITL)

This feature empowers chatbot developers to integrate manual intervention into conversations, allowing human agents to step in during sensitive or complex scenarios—ensuring better user experience and trust.

  • Revamped Integration Hub

The new and improved Integration Hub gives developers greater flexibility to connect chatbots with third-party systems and APIs. It simplifies backend workflows and boosts the scalability of chatbot solutions.

  • Autonomous Nodes Enhancements

Enhancements such as copy/paste functionality for multiple nodes, advanced LLMz logging, and typed function inputs help chatbot developers build, test and optimize conversational flows more efficiently.

To take full advantage of these features, businesses can hire chatbot developers from Nestack who specialize in Botpress to deliver intelligent, scalable and human-centric chatbot solutions.

01

Google Dialogflow CX updates released on April 1, 2025

The latest update to Google Dialogflow CX—now known as Conversational…

The latest update to Google Dialogflow CX—now known as Conversational Agents—was released on April 1, 2025. This update introduced several significant enhancements:

  • Enhanced Data Store Tools

Chatbot Developers can now integrate data store tools with any agent—no playbook required—giving your chatbot greater configuration flexibility and adaptability.

  • Advanced Model Support

The outdated gemini-1.0-pro model was deprecated on March 24, 2025, and replaced with the cutting-edge gemini-1.5-flash-001 model. This upgrade impacts Playbooks, Data Stores and Generators, delivering more accurate and responsive chatbot experiences.

  • AI-Powered Language Capabilities

Language-specific AI generation for entities, training phrases, and responses is now generally available (GA). This is essential for businesses aiming to localize their chatbot for global audiences.

  • Ready-to-Use Prebuilt Agents

All prebuilt agents are now GA, allowing chatbot developers to fast-track implementation with robust templates for various use cases.

To fully harness these innovations, it’s critical to hire chatbot developers with expertise in Dialogflow CX and conversational AI.

Skilled chatbot developers from Nestack can help you build scalable, intelligent and multilingual bots that improve customer engagement and operational efficiency.

02

Microsoft Bot Framework September 2024 releases

The Microsoft Bot Framework SDK continues to evolve, offering powerful…

The Microsoft Bot Framework SDK continues to evolve, offering powerful tools for chatbot developers building intelligent conversational experiences. The Microsoft Bot Framework SDK is now at version 4.22.8 for the .NET SDK, released in September 2024. This latest update delivers critical security enhancements, bug fixes and full support for .NET 8, making it a reliable foundation for building intelligent and secure chatbot solutions.

.NET SDK 4.22.4 (May 2024): Brought in .NET 8 support, improved authentication methods, and resolved key vulnerabilities—features experienced chatbot developers are already leveraging.

Python SDK 4.15.0 (April 2024): Introduced single-tenant authentication support and upgraded dependencies, boosting overall security and performance.

Businesses looking to build secure and scalable conversational solutions can confidently hire chatbot developers from Nestack who are well-versed in the latest Bot Framework SDK releases.

03

Amazon Lex V2 Updates in 2025

Global Resiliency Enhancements Release Date: January 28, 2025 Overview: Amazon…
  • Global Resiliency Enhancements
    Release Date: January 28, 2025
    Overview: Amazon Lex V2 introduced powerful updates that empower chatbot developers to build highly available and fault-tolerant bots. With support for existing alias replication and CloudFormation-based bot replication, developers can now automatically synchronize Lex bots, resources, versions and aliases across paired AWS regions. This feature is especially beneficial for contact center applications, ensuring real-time failover and active-active deployments for improved disaster recovery strategies.
  • Enhanced Slot and Session Attribute Management
    Release Date: March 5, 2025
    Overview: Amazon Lex V2 now allows chatbot developers to dynamically set slot values and session attributes at every step in a conversation. This granular control enables developers to craft more intelligent and responsive conversational experiences by tailoring bot behavior based on real-time user inputs. It’s a game-changer for developers focused on building personalized and context-aware bots. Organizations aiming to implement these advanced features should hire chatbot developers from Nestack who specialize in Amazon Lex V2 to ensure seamless integration and optimized performance.
04

Key 2024 Updates from Facebook Wit.ai

Voice Cloning & Custom Voices In a major enhancement for…
  • Voice Cloning & Custom Voices

In a major enhancement for chatbot developers, Facebook Wit.ai introduced voice cloning capabilities in December 2023. This powerful feature enables developers to create custom, lifelike voices for their bots, making interactions more engaging and personalized. It’s a game-changer for developers building voice-enabled chatbots and virtual assistants.

  • Composer Alpha Release

On April 1, 2024, Wit.ai launched the alpha version of Composer, a new tool designed specifically to simplify end-to-end conversational flow development. With Composer, chatbot developers can more easily design, test, and manage multi-turn conversations, significantly reducing development time and improving bot performance.

To fully leverage these innovations, businesses can hire chatbot developers from Nestack with expertise in Wit.ai to build intelligent, natural-sounding and highly efficient conversational interfaces.

05

Key Botpress Enhancements in 2024

In 2024, Botpress introduced several powerful updates that significantly benefit…

In 2024, Botpress introduced several powerful updates that significantly benefit chatbot developers looking to build more intelligent and adaptable conversational experiences:

  • Human-in-the-Loop (HITL)

This feature empowers chatbot developers to integrate manual intervention into conversations, allowing human agents to step in during sensitive or complex scenarios—ensuring better user experience and trust.

  • Revamped Integration Hub

The new and improved Integration Hub gives developers greater flexibility to connect chatbots with third-party systems and APIs. It simplifies backend workflows and boosts the scalability of chatbot solutions.

  • Autonomous Nodes Enhancements

Enhancements such as copy/paste functionality for multiple nodes, advanced LLMz logging, and typed function inputs help chatbot developers build, test and optimize conversational flows more efficiently.

To take full advantage of these features, businesses can hire chatbot developers from Nestack who specialize in Botpress to deliver intelligent, scalable and human-centric chatbot solutions.

Access Top-Notch IT Professionals

Find highly qualified professionals at Nestack Technologies committed to producing remarkable results and enhancing your business growth.

Looking for flexible hiring options with Nestack?

With Nestack, scale your business wisely by hiring proficient developers on a part-time or full-time basis, managing your burn rate efficiently while accelerating growth. Monthly service level support includes:

  • 8 hours/day for Full Time
  • 4 hours/day for Part Time
  • 2 hours/day for Part Time
  • 5 hours/week for Part Time (on demand)
Can I visit your ODC in India?

Of course, you’re always welcome to visit Nestack at our Hyderabad, India, office at your convenience.

Do your dedicated Chatbot Developers sign a non-disclosure agreement?

Yes, the security requirements of clients are the top priority at Nestack. Upon selection by the client, all professionals are contractually bound to protect customer confidentiality.

Can I conduct interviews before I hire chatbot developers to ensure they are the right fit for my project?

Yes, absolutely!

How do I communicate with my dedicated Chatbot Developers?

Although teams may be geographically distributed, daily stand-up meetings in the Agile methodology help to achieve better performance. The preferred methods of communication are telephone, email, and Slack, MSN, or Skype chat.

How do you handle time zone differences? Are Nestack Chatbot Developers available in my time zone?

Our standard working hours are from 10 AM to 7 PM IST (Monday to Friday). However, our hired developers can accommodate scheduling adjustments of approximately +/- 3 hours from regular office hours for calls or meetings.

Does Nestack ensure the confidentiality of a client's intellectual property?

Nestack is committed to protecting the confidentiality of our clients’ intellectual property at all times. This includes signing a non-disclosure agreement (NDA) at the outset of the project, securely storing code in private Git repositories, and ensuring all formalities related to code ownership and copyrights are properly handled upon project delivery.