Fullstack Developer

We’re building a powerful, AI-driven communication platform — a next-generation alternative to RingCentral or 8x8 — powered by OpenAI, LangChain, and SIP/WebRTC. We're looking for a Full-Stack Software Developer who’s passionate about building real-time, AI-enabled voice infrastructure and who’s excited to work in a fast-moving, founder-led environment.

This is an opportunity to build from scratch, take ownership of core systems, and innovate on the edge of VoIP + AI.

What You’ll Do

• Design and build AI-driven voice and messaging features (e.g. smart IVRs, call transcription, virtual agents)
• Develop backend services using Python, Node.js, or Golang
• Integrate OpenAI, Whisper, and LangChain with real-time VoIP systems like Twilio, SIP, or WebRTC
• Create scalable APIs, handle call logic, and build AI pipelines
• Collaborate with the founder and early team on product strategy and infrastructure
• Participate in occasional in-person strategy meetings (Delhi, Bangalore, or nearby)

Must-Have Skills

• Strong programming experience in Python, Node.js, or Go
• Hands-on experience with VoIP/SIP, WebRTC, or tools like Twilio, Asterisk, Plivo
• Experience integrating with LLM APIs, OpenAI, or speech-to-text models
• Solid understanding of backend design, Docker, Redis, PostgreSQL
• Ability to work independently and deliver production-grade code

Nice to Have

• Familiarity with LangChain or agent-based AI systems
• Knowledge of call routing logic, STUN/TURN, or media servers (e.g. FreeSWITCH)
• Interest in building scalable cloud-first SaaS products

Work Setup

• 🏠 Remote work (India-based, must be reachable for meetings)
• 🕐 Full-time role
• 💼 Direct collaboration with founder (technical)
• 🧘‍♂️ Flexible hours, strong ownership culture

We are solving complex technical problems in the financial industry and need talentedsoftware engineers to join our mission and be a part of a global software development team. As a Java Full Stack Developer, you will be responsible for designing, developing, and maintaining enterprise applications using Java and Angular. You will collaborate with cross-functional teams to define, design, and ship newfeatures, and you will work closely with Architects to ensure the technical feasibilityof designs and implement them accordingly

Responsibilities:

Develop and maintain front-end applications using Razor View (MVC) in C#, JavaScript, jQuery, and React / Angular.

Design and implement robust backend services using C# focusing on Rest APIs and integrating third-party APIs.

Work with databases like Microsoft SQL, with a focus on gradually adopting NoSQL solutions.

Create and maintain reporting solutions using SSRS, Crystal Reports, and Power BI.

Design and manage ETL processes and data warehousing solutions using SSIS and SSAS.

Collaborate with cloud infrastructure teams to deploy and maintain solutions on Azure, AWS, and Private Cloud environments.

Ensure code quality and performance optimization through regular reviews and updates.

Work in an Agile environment, actively participating in sprints, code reviews, and team meetings.

Ideal Candidate

Proficiency in front-end technologies such as Razor View (MVC), JavaScript, jQuery, and React / Angular.

Strong backend development experience in C# using the Design First and Code First approaches.

Experience with RESTful API development and integration of third-party APIs.

Familiarity with Microsoft SQL and NoSQL databases.

Hands-on experience with reporting tools like SSRS, Crystal Reports, and Power BI.

Knowledge of ETL and data warehousing tools, particularly SSIS and SSAS.

Experience with cloud platforms like Azure, AWS, and Private Cloud.

Solid understanding of software development principles and practices.

Experience with Power BI or other BI tools for data visualization.

Knowledge of Python, Spark, or Databricks for advanced data processing

Responsibilities:

• Develop and maintain scalable web applications using the MERN stack.
• Design and implement responsive user interfaces with React.
• Build server-side logic using Node.js and Express.js.
• Manage and optimize databases using MongoDB.
• Integrate third-party services and APIs.
• Write clean, maintainable, and efficient code.
• Collaborate with front-end and back-end teams to ensure smooth development processes.

Position Overview: 

We are searching for an experienced Senior MERN Stack Developer to lead our development 

efforts. Your expertise will drive the creation of cutting-edge web applications while 

mentoring junior developers and contributing to technical strategy.

Key Responsibilities:

• Lead and participate in the architecture, design, and development of complex 

applications.

• Mentor and guide junior developers, fostering skill development and growth.

• Collaborate with cross-functional teams to define technical roadmaps and strategies.

• Conduct code reviews and ensure adherence to coding standards and best practices.

• Stay updated with emerging technologies and advocate for their integration.

• Develop and maintain robust and scalable web applications using the MERN stack.

• Collaborate with front-end and back-end developers to define and implement 

innovative solutions.

• Design and implement RESTful APIs for seamless integration between front-end and 

back-end systems.

• Work closely with UI/UX designers to create responsive and visually appealing user 

interfaces.

• Troubleshoot, debug and optimize code to ensure high performance and reliability.

• Implement security and data protection measures in line with industry best practices.

• Stay updated on emerging trends and technologies in web development.

Qualifications & Skills:

• Bachelor’s or Master’s degree in Computer Science or related field.

• Proven experience as a Senior MERN Stack Developer.

• Strong proficiency in React.js, Node.js, Express.js, and MongoDB.

• Strong proficiency in Typescript, JavaScript, HTML, and CSS.

• Familiarity with front-end frameworks like Bootstrap, Material-UI, etc.

• Experience with version control systems, such as Git.

• Knowledge of database design and management, including both SQL and NoSQL 

databases.

• Leadership skills and the ability to guide and inspire a team.

• Excellent problem-solving abilities and a strategic mindset.

• Effective communication and collaboration skills.

• Knowledge of AWS and s3 cloud storage

Location: The position is based in Hyderabad.

Join us in revolutionizing education! If you are a passionate MERN Stack developer with a 

vision for transforming education in line with NEP2020, we would love to hear from you. Apply 

now and be part of an innovative team shaping the future of education.

At Cypherock,
We are disrupting the current financial system by increasing the adoption of Blockchain-based digital assets through better key management solutions. We are a mission-driven team having worked with companies like Google, Blockgeeks, Samsung, Lockheed Martin, Apollo Munich, etc.

As an early engineer at Cypherock you may:
● Implement protocols that empower millions over the world
● To ship global products that increase the adoption of decentralized currencies
● Work on World's first products. Yes! we are one of the few Indian companies building for the World from India
● Get inspired to create breakthrough technologies

Requirements:
● Experience in MEAN stack and writing Python scripts. React dev skills are a must. Experience with the Electron framework for desktop app development will be a plus
● Experience working in remote teams
● Excellent code documentation and communication skills

Role description:

We are looking for Senior Software Engineer with expertise and experience in designing and developing

applications including new developments, enhancements, maintenance and support. The role involves continuous collaboration with team, partners.

Candidate description:

Should have:

 Passion for technology and financial domain with demonstrated ability to learn quickly

 Delivery focus with ability to take full ownership

 Strong commitment to quality and delivery

 Strong communication skills

Skills/Knowledge and experience:

 Object oriented design and development skill

 Webservices - Node JS/Express JS, Rest API

 Frontend – Angular (Javascript and Typescript), React

 Unix and Shell scripting

 SQL Proficiency, good to know MongoDB

If you believe in “ First, solve the problem. Then, write the code. ”, we are looking for you. 

• Atleast 4 - 6 years of experience working Ruby on Rails.
• Ability to manage a team.
• Very good at Analysis and Design.
• Passion to write good quality code.
• Able to work in a fast paced environment.
• Able to manage multiple tasks with changing priorities in a cross-functional environment
• Team player
• Ability to balance competing priorities.
• Excellent communication skills.

BoTree Technologies was incorporated in 2012 and since then we have constantly worked towards building a place to work which provides each member an opportunity to challenge herself and grow on a day to day basis.

Job Title: Full Stack Developer

Experience: 6-8 years    

Location: Pune 

Mandatory Skills Sets                                                                   

• Expert level design & coding skills .NET framework. Must have wide range of exposure to all .NET framework components like ASP.Net with C#, MVC Ado.Net, WPF, WCF etc. Unit Test Framework
• Good exposure to UI technologies like HTML, CSS, Java Script, JQuery, JQuery, Bootstrap, Angular
• Work on relational database systems, Object Oriented Programming and web application development                                                                
• Non-relational database – Mongo DB/Postgres
• Agile development methodologies and techniques & tools
• Experience in web services, Microservices
• Experience in developing complex/custom application
• Should be able to mentor Software Engineers to support design, code and meet software quality code standards as well as independently design and deliver projects
• Technical Hands on, Passionate, creative and team player
• Solving critical business problems and strong delivery focused
• Excellent Communication and problem-solving skills

Preferred Skills Sets

• Experience in cloud native application development using Azure or AWS will be an advantage
• Direct customer communication with European/US customers.
• Customer site work experience