PHP 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

Role Title

Team Lead| Software Development

Description

The candidate will be required to build towards the future by constantly innovating and problem-solving. Should be passionate about the customer experience journey, highly motivated, intellectually curious and analytical. Conceptualize, rationalize and drive multiple simultaneous projects to deliver engineering work across the portfolio within deadlines and budgets. Experience in managing high performing individuals, building roadmaps, defining processes, delivering projects as well as analyzing cost/benefit of feature selection and communicating results throughout the organization.

Responsibilities  Work across teams to organize and accelerate delivery by ensuring all teams are delivering in a coordinated manner.

 Understand the business strategy and design approaches within product, program or domain effectively.

 Regularly review metrics and proactively seek out new and improved data / mechanisms for visibility, ensuring the program stays aligned with organization objectives.

 Proactively identify risks & issues and ensure mitigation efforts are being carried out throughout the software development lifecycle.

 Keep abreast of evolving technology landscape.

 Will provide technical leadership to software engineers by coaching and monitoring throughout end-to-end software development, maintenance and lifecycle.

 Analyse and provide input for the requirements and provide impact assessment for the features or bug fixes.

 Collaborate with external partner teams, business teams and other cross-functional teams effectively in driving the projects and the point of contact on the team. Skills  Process : Data Structures and Algorithms | API, Version Control , Data structures | DevSecOps | Microservices | Application Security

 Technical : FullStack Development – React, Angular, Nodejs, Java, ExpressJS, Passport, Springboot | CI/CD Tools | Cloud Computing – AWS Preferred | User Experience Design | Operating Systems – Linux and Windows | Database – MYSQL, Oracle | Webservers – Nginix, Apache | Containerization, Service Mesh

 Product : Corporate Banking | Payments and collections | Treasury | Trade Finance

 Human : Mentor & Guide | Creative Vision | Collaboration and Co-operation | Risk Taking Level Information

Education : BTech / M Tech Span of Influence : Multiple Teams

Full Stack Developer Job Description:

1. Knowledge in MERN Stack is mandatory

2. Work with development teams and product managers to ideate software solutions

3. Design client-side and server-side architecture

4. Conduct Testing & Debugging, utilize script tools & write basic codes for design specifications

5. Build the front-end of applications through appealing visual design

6. Develop and manage well-functioning databases and applications

7. Write effective APIs

8. Troubleshoot, debug and upgrade software

9. Create security and data protection settings

10. Build features and applications with a mobile responsive design

11. Write technical documentation

12. Work with data scientists and analysts to improve software

Responsibilities

• Use latest processes and technology in order to build scalable, distributed, and

fault-tolerant site/software systems.

• Research and evaluate new methodologies and technologies that improve the quality,

reliability, and performance of the frontend engineering’s site/software development

systems and processes

• Apply usability principles and procedures and optimize builds. Reuse through

documenting common frontend components that save the business time in executing

future projects.

• Emphasize a consumer-focused approach in building sites/software and works with both

senior and junior frontend teams in determining the prioritization and estimation of new

features and improvements.

Requirements/Qualification

• Minimum 6 years experience in software engineering. At least 3 years of frontend

experience working in React with Redux Framework

• Highly proficient in CSS3, HTML5, Javascript. Also proficient in tools like Bootstrap and

Webpack for building products across multiple screen resolutions and browsers.

• Familiarity with cross-browser compatibility issues and demonstrate design and user

interface/user experience skills.

• Excellent time management, multi-tasking and communication skills

Position – Principal Architect

Location – Bangalore/Mumbai/Remote

About Us

upGrad is an online education platform building the careers of tomorrow by offering the most industry-relevant programs in an immersive learning experience. Our mission is to create a new digital-first learning experience to deliver tangible career impact to individuals at scale. upGrad currently offers programs in Data Science, Machine Learning, Product Management, Digital Marketing, and Entrepreneurship, etc.

upGrad is looking for people passionate about management and education to help design learning programs for working professionals to stay sharp and stay relevant and help build the careers of tomorrow.

• upGrad was awarded the https://iamaiida.in/index.php">Best Tech for Education by IAMAI for 2018-19
• upGrad was also ranked as one of the https://www.linkedin.com/pulse/linkedin-top-startups-2018-25-most-sought-after-india-linkedin/">LinkedIn Top Startups 2018: The 25 most sought-after startups in India
• upGrad was earlier selected as one of the https://www.fastcompany.com/most-innovative-companies/2017/sectors/india">top ten most innovative companies in India by FastCompany.
• We were also https://www.ft.com/content/9150579a-f24c-11e6-95ee-f14e55513608">covered by the Financial Times along with other disruptors in Ed-Tech
• upGrad is the https://yourstory.com/2017/01/startup-india-learning-program-offers-free-online-entrepreneurship-course/">official education partner for Government of India - Startup India program
• Our program with IIIT B has been ranked https://www.analyticsindiamag.com/top-10-courses-and-training-programs-on-artificial-intelligence-in-india-ranking-2018/">#1 program in the country in the domain of Artificial Intelligence and Machine Learning

About the Role

A highly motivated individual who has experience in architecting end to end web based ecommerce/online/SaaS products and systems; bringing them to production quickly and with high quality. Able to understand expected business results and map architecture to drive business forward. Passionate about building world class solutions.

Role and Responsibilities

• Work with Product Managers and Business to understand business/product requirements and vision.
• Provide a clear architectural vision in line with business and product vision.
• Lead a team of architects, developers, and data engineers to provide platform services to other engineering teams.
• Provide architectural oversight to engineering teams across the organization.
• Hands on design and development of platform services and features owned by self - this is a hands-on coding role.
• Define guidelines for best practices covering design, unit testing, secure coding etc.
• Ensure quality by reviewing design, code, test plans, load test plans etc. as appropriate.
• Work closely with the QA and Support teams to track quality and proactively identify improvement opportunities.
• Work closely with DevOps and IT to ensure highly secure and cost optimized operations in the cloud.
• Grow technical skills in the team - identify skill gaps with plans to address them, participate in hiring, mentor other architects and engineers.
• Support other engineers in resolving complex technical issues as a go-to person.

Skills/Experience

• 12+ years of experience in design and development of ecommerce scale systems and highly scalable SaaS or enterprise products.
• Extensive experience in developing extensible and scalable web applications with
  • Java, Spring Boot, Go
  • Web Services - REST, OAuth, OData
  • Database/Caching - MySQL, Cassandra, MongoDB, Memcached/Redis
  • Queue/Broker services - RabbitMQ/Kafka
  • Microservices architecture via Docker on AWS or Azure.
• Experience with web front end technologies - HTML5, CSS3, JavaScript libraries and frameworks such as jQuery, AngularJS, React, Vue.js, Bootstrap etc.
• Extensive experience with cloud based architectures and how to optimize design for cost.
• Expert level understanding of secure application design practices and a working understanding of cloud infrastructure security.
• Experience with CI/CD processes and design for testability.
• Experience working with big data technologies such as Spark/Storm/Hadoop/Data Lake Architectures is a big plus.
• Action and result-oriented problem-solver who works well both independently and as part of a team; able to foster and develop others' ideas as well as his/her own.
• Ability to organize, prioritize and schedule a high workload and multiple parallel projects efficiently.
• Excellent verbal and written communication with stakeholders in a matrixed environment.
• Long term experience with at least one product from inception to completion and evolution of the product over multiple years.

Qualification

B.Tech/MCA (IT/Computer Science) from a premier institution (IIT/NIT/BITS) and/or a US Master's degree in Computer Science.

Years of Exp – 14+

Responsibilities:

• Make changes in the existing code base of talent marketplace and implement new features.
• Collaborate with stakeholders that are involved in product design (marketing specialist and product manager).
• Report the progress to other stakeholders.
• Do bug fixes and push the source codes to the live server.
• Be responsive to change requests and feature requests
• Create Unit and Integration tests to ensure the quality of code

Requirements:

• Experience in Node js , MongoDB and Angular.
• Experience in JavaScript development.
• Understanding in MEAN or MERN Stack.
• Experience in the use of project planning tools (JIRA, Version One, GitHub, etc.)
• Excellent written and verbal communication skills (English).
• Understanding of various technologies including applications and databases.
• Able to handle multiple projects and competing deadlines
• Good understanding of overall web design including basic usability, accessibility, industry standards, architecture, and navigation
• Able to handle multiple projects and competing deadlines
• Fluent knowledge of latest HTML/CSS standards and best practices
• Experience building Responsive websites for web, tablet and mobile devices