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

Full Stack Developer responsible for managing back-end services and the interchange of data between the server and the users.

Your primary focus will be the development of all server side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the frontend elements built by your co-workers into the application. Therefore, a basic understanding of frontend technologies is necessary as well.

We are looking to recruit a candidate for a role that will require:

• Create and consume restful APIs
• Design, develop, and maintain internal and external applications
• Build efficient, testable, and reusable modules
• Write high quality, structured application/interface code and documentation
• Identify solutions through research and collaboration that resolves the root of problems as they arise
• Define functional and technical requirements for application software to develop skills and knowledge
• Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
• Contribute in all phases of the development lifecycle

Requirement

∙ Proficient in Node.JS and ReactJS development stack

∙ 2+ years’ experience designing, querying, and updating databases in MySQL/nosql

∙ Basic understanding of web technologies including HTML, CSS, JavaScript, AJAX etc.

∙ Passion for best design and coding practices and a desire to develop new bold ideas

∙ Good to have knowledge of AWS, Redis, ElasticSearch

Skills: Mernstack, Reactjs,experess,nodejs,MongoDB,PostgreSQL,

Domain knowledge: MERN/PERN stack (Mongo/PostgreSQL, ExpressJS, ReactJS, NodeJS)

Requirements:

• Academics (10th, 12th and Bachelors) > 70-75%
• Highly proficient in ReactJS, NodeJS (ExpressJS)
• Basic knowledge of PostgreSQL/MongoDB is a plus
• Should have expertise in developing data driven, responsive, modern web applications
• Aptitude to continuously learn new languages/concepts. Breadth of knowledge is required
• Strong fundamentals in programming concepts
• Knowledge of web development concepts and databases
• A really strong passion to towards technology
• Entrepreneurial attitude

Roles and Responsibilities:

• Develop, deploy and maintain IIoT platform used by the whole of Company
• Roll out similar IoT systems across the globe
• Understanding the functional domain deeply

Wednesday is a digital agency. We work with startups and enterprises to build digital products for their users.

At our core, we are a group of makers - designers, developers, product & project managers. We care about our work and think of it as a craft. We're always learning so we can build better and faster.

As a Technical Lead, your time will be divided between programming and technical oversight.

Core Responsibilities

• Code Reviews: Review all pull requests to ensure features are built correctly following the conventions and guidelines of the project.
• Communication: Work with your team to ensure they understand all the requirements clearly.
• Architecture: Have a clear picture of the system architecture in mind. Lead your teams to implement that design.
• Learn: Learn from the practices followed by other teams and evangelize your learnings.

Skills Required

• Technical expertise with our tech stack - JS, Nodejs, React, and AWS.
• Understanding of Agile processes and methodologies.
• Understanding of the continuous software delivery process using CD.
• The ability to debug corner cases, hypothesize and fix bugs.

About the Organization

Real Estate Syndicators leverage SyndicationPro to manage billions in real estate assets and thousands of investors. Growing at 9% MoM, http://syndicationpro.com/">SyndicationPro.com is #1 Platform to Automate Real Estate Fund Raising, Investor Relations, & Close More Deals!

What makes SyndicationPro unique is that it is cash flow positive while maintaining a healthy growth rate and is backed by seasoned investors and real estate magnates. We are also part of, FirstPrinciples.io, a tech-holding company that starts, acquires, and advises B2B SaaS Companies. FirstPrinciples.io and SyndicationPro.com have people across India, U.S, Spain, and Germany.

SyndicationPro.com has been featured by https://in.finance.yahoo.com/news/syndicationpro-establishes-hq-lehi-utah-130600371.html?guccounter=1">Yahoo Finance and https://www.benzinga.com/business/best-crms-for-real-estate-investors/">Benzinga, among other top publications! We also were Finalists in Industry Leading Awards such as https://informaconnect.com/finovate-industry-awards/awards-categories/">Finnovate and https://www.cloud-awards.com/2021-software-awards-shortlist/">2021 SaaS Awards.

Tech Stack [High-Level]: We are JavaScript focused i.e., we work in ReactJS, NodeJS, AngularJS, TypeForm, TypeScript, Redis. On the server side, we work with AWS/GCP/DO. Database: MySQL, PostgreS and Mongo DB. API: REST and GraphQL API. We also have a strong DevOps stack - including Kubernetes(K8), Dockers and CI/CD automation.

About the Role:

This role provides you the opportunity to truly accelerate your engineering career by giving you a front-line seat on a Rocketship product. Our fintech product has grown by 10x over the last year and we are expecting that growth to continue for the foreseeable future. The leadership team is committed to make massive investments in its technology and people. Given the growth of the product, individuals will have opportunities to move into leadership roles.

Why SyndicationPro?

Along with having an explosive product, SyndicationPro also has mature leadership, systems, processes, and structures that most fast-growing StartUps lack. SyndicationPro.com is part of the FirstPrinciples.io Venture Studio; this gives us the operational and technical backbone that most young companies struggled with. We are also a profitable SaaS Company that is cash-flow positive; ensuring financial viability. Our founding team also are daily users of the product and are real estate syndicators themselves, ensuring that we continue to maintain product leadership.

Job Description:

Roles & Responsibilities:

1. Perform full stack development activities using MERN Stack
2. Ability to translate UX Designs into functional web apps using React JS
3. Technical architecture design along with system architect and product manager
4. Writing effective business logic (using Rest API or GraphQL API)
5. Algorithm design for system modules
6. Database design for scalable and secure system using NoSQL (MongoDB) or RDBMS (MySQL or PostgreSQL)
7. POC development with other engineers
8. Efforts estimations with Product Manager and Engineering Head
9. Test software to ensure responsiveness and efficiency
10. Writing Unit testing for robust system
11. Technical documentation

Requirement & Skills:

1. Bachelor’s degree in computer sciences or equivalent stream. PG is good to have
2. Strong Knowledge of algorithms and data structures
3. Hands on experience in MERN stack (MySQL or PostgreSQL would be plus)
4. Hands on experience to develop Rest/GraphQL API using Node.js with Typescript.
5. Hands on experience on AWS services (EC2, SQS, SES, Lambda).
6. Fundamentals of Docker/Containerized application development would be plus
7. Experience working with US Clients is a Must
8. Experience and Exposure working with different projects and business models will be an advantage
9. 5+ years of experience as Full Stack Development (MERN stack)
10. Experience in SaaS product development would be a plus
11. Experience in other JS frameworks like Next.JS, React Native/Expo would be plus