Java 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

Job Location: Hyderabad, India.

Roles and Responsibilities:

• The Sr .NET Data Engineer will be responsible for designing and developing scalable backend systems using .NET Core, Web API, and Azure-based data engineering tools like Databricks, MS Fabric, or Snowflake.
• They will build and maintain data pipelines, optimize SQL/NoSQL databases, and ensure high-performance systems through design patterns and microservices architecture.
• Strong communication skills and the ability to collaborate with US counterparts in an Agile environment are essential. Experience with Azure DevOps, Angular, and MongoDB is a plus.

Technical skills:

• Strong hands-on experience on C#, SQL Server, OOPS Concepts, Micro Services Architecture. · At least one-year hands-on experience on .NET Core, ASP.NET Core, Web API, SQL, No SQL, Entity Framework 6 or above, Azure, Database performance tuning, Applying Design Patterns, Agile.
• Net back-end development with data engineering expertise.
• Must have experience with Azure Data Engineering, Azure Databricks, MS Fabric as data platform/ Snowflake or similar tools.
• Skill for writing reusable libraries.
• Excellent Communication skills both oral & written.
• Excellent troubleshooting and communication skills, ability to communicate clearly with US counter parts

What we need?

• Educational Qualification: B.Tech, B.E, MCA, M.Tech.
• Experience: Minimum 6+ Years.
• Work Mode: Must be willing to work from the office (onsite only).

Nice to Have:

• Knowledge on Angular, Mongo DB, NPM and Azure Devops Build/ Release configuration.
• Self – Starter with solid analytical and problem- solving skills.
• This is an experienced level position, and we train the qualified candidate in the required applications.
• Willingness to work extra hours to meet deliverables.

What you will be doing

● Building and maintaining micro services.

● Develop new features and improve existing features of the application.

● Coding, Implementing, Unit Testing and Documenting Typescript and Javascript based services.

● Design, build, and maintain efficient, reusable, and reliable code.

● Code reviews and ensuring adherence to software development standards.

● Contribute to team and organizational improvements in process and infrastructure.

● Participating in requirements gathering and functional specification activities.

● Resolving and helping to mitigate production issues.

We are looking for a Director of Engineering to lead one of our key product engineering teams. This role will report directly to the VP of Engineering and will be responsible for successful execution of the company's business mission through development of cutting-edge software products and solutions.

• As an owner of the product you will be required to plan and execute the product road map and provide technical leadership to the engineering team.
• You will have to collaborate with Product Management and Implementation teams and build a commercially successful product.
• You will be responsible to recruit & lead a team of highly skilled software engineers and provide strong hands on engineering leadership.
• Requirement deep technical knowledge in Software Product Engineering using Amazon Web Services,Java 8 Java/J2EE, Node.js, React.js, fullstack, NosqlDB, mongodb, cassandra, neo4j, elastic search, kibana, elk, kafka, redis, docker, kubernetes, Amazon Web Services ,Architecture Concepts,Design PatternsData Structures & Algorithms,Distributed Computing,Multi-threading,AWS,Docker,Kubernetes, apache, solr, activemq, rabbitmq, spark, scala, sqoop, hbase, hive, websocket, webcrawler, springboot, etc. is a must.

• 16+ years of experience in Software Engineering with at least 5+ years as an engineering leader in a software product company.
• Hands-on technical leadership with proven ability to recruit high performance talent
• High technical credibility - ability to audit technical decisions and push for the best solution to a problem.
• Experience building E2E Application right from backend database to persistent layer.
• Experience UI technologies Angular, react.js, Node.js or fullstack environment will be preferred.
• Experience with NoSQL technologies (MongoDB, Cassandra, Neo4j, Dynamodb, etc.)
• Elastic Search, Kibana, ELK, Logstash.
• Experience in developing Enterprise Software using Agile Methodology.
• Good understanding of Kafka, Redis, ActiveMQ, RabbitMQ, Solr etc.
• SaaS cloud-based platform exposure.
• Experience on Docker, Kubernetes etc.
• Ownership E2E design development and also quality enterprise product/application deliverable exposure
• A track record of setting and achieving high standards
• Strong understanding of modern technology architecture
• Key Programming Skills: Java, J2EE with cutting edge technologies
• Excellent team building, mentoring and coaching skills are a must-have

This is a technolog yagnostic position and you would be viewed as a technolog enthusiast who can work (not code) on architecture and designing of any application immaterial of the technology used.

Your experience as a programmer of a technical lead will benefit a lot. 

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

• Atleast 8 years of experience working either in Java/JEE, Python or Ruby on Rails.
• Ability to manage a team and handle clients.
• 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.