- 4-8 years Asp.net web API
● Asp.net core 1
● Asp.net core 2
● Asp.net core 2.1
Preferred Skills:-
- Micro-services with C#
- Having worked in a product development environment is desirable.
- Having worked in the finance and banking domain is desirable.
- Docker and Linux knowledge is desirable

About Sigma Infosolutions
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Job Title: Full Stack Engineer (Real-Time Audio Systems) – Voice AI
Location: Remote
Experience: 4+ Years
Employment Type: Full-time
About the Role
We’re looking for an experienced engineer to lead the development of a real-time Voice AI platform. This role blends deep expertise in conversational AI, audio infrastructure, and full-stack systems, making you a key contributor to building natural, low-latency voice-driven agents for complex healthcare workflows and beyond.
You’ll work directly with the founding team to build and deploy production-grade voice AI systems.
If you love working with WebRTC, WebSockets, and streaming pipelines, this is the place to build something impactful.
Key Responsibilities
- Build and optimize voice-driven AI systems integrating ASR (speech recognition), TTS (speech synthesis), and LLM inference with WebRTC and WebSocket infrastructure.
- Orchestrate multi-turn conversations using frameworks like Pipecat with memory and context management.
- Develop scalable backends and APIs to support streaming audio pipelines, stateful agents, and secure healthcare workflows.
- Implement real-time communication features with low-latency audio streaming pipelines.
- Collaborate closely with research, engineering, and product teams to ship experiments and deploy into production rapidly.
- Monitor, optimize, and maintain deployed voice agents for high reliability, safety, and performance.
- Translate experimental AI audio models into production-ready services.
Requirements
- 4+ years of software engineering experience with a focus on real-time systems, streaming, or conversational AI.
- Proven experience building and deploying voice AI, audio/video, or low-latency communication systems.
- Strong proficiency in Python (FastAPI, async frameworks, LangChain or similar).
- Working knowledge of modern front-end frameworks like Next.js (preferred).
- Hands-on experience with WebRTC, WebSockets, Redis, Kafka, Docker, and AWS.
- Exposure to healthcare tech, RCM, or regulated environments (highly valued).
Bonus Points
- Contributions to open-source audio/media projects.
- Experience with DSP, live streaming, or media infrastructure.
- Familiarity with observability tools (e.g., Grafana, Prometheus).
- Passion for reading research papers and discussing the future of voice communication.
Role Overview
We are looking for an Engineering Manager who thrives in a fast-paced startup environment, is hands-on with development, and can lead our engineering team to build and scale robust, high-performing systems. You will drive architectural decisions, mentor a team of talented engineers, and collaborate closely with product, design, and business teams to execute our ambitious roadmap. You will be at the forefront of scaling our infrastructure to support billions of messages, ensuring real-time engagement for businesses at scale.
Key Responsibilities
- Technical Leadership: Own the engineering roadmap, ensuring scalability, reliability, and performance of our systems.
- Hands-on Development: Dive into the code when necessary, set high coding standards, and lead by example.
- Team Management: Lead, mentor, and scale a high-performing engineering team, fostering a strong culture of ownership and innovation.
- System Scalability: Architect and optimize scalable and resilient backend & frontend systems handling millions of messages per day.
- High Availability & Performance: Design systems that can handle billions of API calls and ensure minimal downtime.
- Agile Execution: Drive sprint planning, prioritization, and timely delivery of features in an agile development environment.
- Collaboration: Work closely with product, design, and business teams to align engineering efforts with company goals.
- DevOps & Security: Ensure best practices for CI/CD, cloud infrastructure (AWS/GCP), and security compliance.
- Tech Stack Evolution: Stay ahead of emerging technologies and drive innovation in AiSensy’s architecture.
What You Bring
- 8+ years of experience in software development, with at least 2 years in a leadership/managerial role.
- Expertise in modern tech stacks – Proficiency in MERN (MongoDB, Express, React, Node.js) stack or similar.
- Strong knowledge of cloud platforms (AWS) and microservices architecture.
- Proven experience in scaling high-traffic, distributed systems handling billions of messages per month.
- Hands-on experience with Docker, Kubernetes, and CI/CD pipelines.
- Strong problem-solving skills and an ability to hustle in a fast-paced startup environment.
- Excellent communication skills and a data-driven decision-making approach.
- Passion for building great products, coaching engineers, and driving tech excellence.
What We Offer
- Competitive Compensation & Benefits aligned with your experience and the impact you bring.
- Opportunity for Growth in a rapidly expanding B2B SaaS company.
- Cutting-Edge Technology & Projects in the WhatsApp Business API and Click to WhatsApp Ads space.
- Collaborative Work Environment that fosters innovation, learning, and career development.
- Flexible & Inclusive Culture, where every team member has a voice and the chance to make a significant impact.
Experience and Required Skill Sets:
1 Solid experience in software design and development using Microsoft ASP.NET framework, C#, Visual Studio, and in writing clean, readable, and easily maintainable code
2 5+ years of experience in WCF, WPF, VB.NET, SQL Server, JQuery, Angular 10 and above.
3 5+ years of experience in developing highly scalable REST/Web APIs
4 5+ years of experience in developing highly efficient SQL/NoSQL Queries
5 5+ years of experience in Relational and Document databases
6 Strong understanding of object-oriented programming and possess strong fundamental design principles for building a scalable application.
7 Experience in using the MVC framework, working knowledge in APIs, and Service Oriented Architecture
8 Strong understanding of object-oriented programming and possess strong fundamental design principles for building a scalable application.
9 Experience in Angular version 10 and above is required
10 Expert in SQL programming & Database Design (Stored procedure, Function, Trigger, Constraints, Replication)
11 Strong ability in HTML and JavaScript (AJAX, DOM)
12 Development experience with data integration technologies including REST, SOAP, JSON, XML
13 Expertise in programming and usage of any unit testing framework. Expertise in integration testing and continuous integration.
14 Experience working in a DevOps environment will be an added advantage.
Responsibilities:
• Ability to create complex, enterprise-transforming applications that meet and exceed client expectations.
• Responsible for the bottom line. Strong project management abilities. Ability to encourage the team to stick to timelines.
• Follow best-in-class coding practices and review the solutions vis-à-vis the requirements and technical specifications.
• Should demonstrate strong client interfacing capabilities like emails and calls with clients in the US/UK
Full Stack Developer - Responsibilities:
- Perform design, development and support of existing and new products.
- Understand product vision and business needs to define product requirements and product architectural solutions.
- Develop architectural and design principles to improve performance, capacity, and scalability of product.
- Work with Product Manager in planning and execution of new product releases.
- Consult business management team to clarify objectives and functional requirements for new or modified products.
- Work with domain, product management and product engineering teams in the solution engineering efforts.
- Work with pre-sales and product management teams in solution demonstrations.
- Maintain product roadmap and architectural standards that assure product development projects optimally align with business objectives.
- Define product validation policies so as to deliver products that meet system and project expectations.
- Facilitate the creation, review, and sign off of project deliverables.
- Provide support for production escalations and problem resolution for customers.
- Assist technical team with issues needing technical expertise or complex systems knowledge.
- Develop broad knowledge about current and future product features.
- Analyze market segments and customer base to develop market solutions.
- Define product requirements that address market opportunities.
Skills:
Spring, Spring Microservices, Spring Data, SPRING BOOT & HIBERNATE, Java, JPA Oracle Certified Professional (Desirable), Java SE 8, SQL, AWS, JavaScript, Angular, ElasticSearch
Duties and Responsibilities
- Analysing user requirements, writing and testing code
- Developing existing programs by analysing existing code and identifying areas for modification
- Integrating existing software products with 3rd party applications
- Undertakes feasibility study to design software solutions.
- Formulate, approve and recommend technical specifications.
- Responsible for ensuring quality delivery and code reviews.
Skills and Requirements:
- Have a minimum 2:1 degree in Computer Science or Maths with high levels of programming and 3 years’ hands-on technical skills
- Development of Single Page Application (SPA) applications written using Angular framework
- Development experience with .Net, C#, VB.Net, ASP.Net, MVC, Java/TypeScript, HTML & CSS
- Knowledge of SOA, Web API, RESTful JSON, SOAP web services and integration concepts
- Competent Data skills with Microsoft SQL
- Version control using Git and/or Subversion
- Exposure to devOps Continuous Integration and/or Continuous Delivery is a plus
- A working knowledge of SAP is advantageous.
Person Specification:
- Ability to work on their own, to meet project timelines and drive out resolutions to problems.
- Demonstrate good problem-solving abilities with the necessary urgency & responsiveness to incidents, problems and their resolution
- An organised working practice with a mature & calm approach to all user situations
- Good communication skills & attention to detail and ability to interact with Management and be an effective team member
- Ability to write clear procedures including technical and user documentation
- A desire to learn new technical skills and technologies.
We are looking for a Full Stack Developer, to be a core member of our Engineering Team, who is a great problem solver, can learn quickly, and communicate clearly. You like to work in a fast-paced environment, want to own the work, get recognized for it and therefore startup environment excites you.
Responsibilities
- Work on end to end website development including frontend, backend and deployment. Build useful and handy tools in field of Admissions and consultancy
- Work on the core platform for Higher Education Aspirants with respect to admissions, resume building, interview experiences and application for B-Schools
- Build efficient, testable, and reusable modules and components
- REST API development for integration with frontend web components which would be easy to manage and scale
- Accurately understand and translate business and user needs into functional backend or frontend code to build robust features
- Participate in a culture of code reviews, writing tech specs, and collaborating closely with other people
- Writing standalone services with business logic to support automation workflows and integrations
- Support Marketing and Operations team with small tools, scripts or automations across multiple tools
Criteria
Hunger for learning and getting out of comfort zone to build amazing web applications & websites would be enough. Otherwise
- Basic understanding of backend, database and Server technologies
- Knowledge of Frontend technologies (HTML, CSS, JS, ReactJS, VueJS)
- Knowledge of atleast one Backend technologies (NodeJS, Python, ROR, GoLang etc)
- Understanding and knowledge of Database technologies (MySQL, MongoDB)
- Clear understanding of RESTful API development standards.
- Creating database schemas that represent and support business processes. Integration of multiple data sources and databases into one system.
About Company
MBA & Beyond is a global admission consulting startup for applicants who dare to question their purpose with a global MBA. We help purpose-driven applicants make it to the top business schools.
DESIRED SKILLS:
- AWS (EC2/S3/Lambda)
- DynamoDB
- Node.Js + React.Js + Javascript
- HTML5, CSS
- Android Native (Java/Kotlin)
- Socket.io / WebRTC (LiveStreaming)
- Firebase
- Elasticsearch
- Prior experience in developing/integration livestreaming feature is essential.
JOB DESCRITION
- Enhancing the existing features and developing the new features
- Being able to develop the product independently and also with the team .
- Being able to work under pressure and think out of the box.
- Being a good leader with decent professional communication skills.
- Knowledge and experience of Android Development is an added advantage
OUR PRODUCT
Understand The Product Features:
https://play.google.com/store/apps/developer?id=Lamamia&hl=en_IN" target="_blank">https://play.google.com/store/apps/developer?id=Lamamia&hl=en_IN
- Our product offers on-demand video lessons and quizzes in local languages.
- Teachers can independently create and share their content.
WHAT WE OFFER:
- Opportunity to work as a core team member
- Direct Reporting to Founders
- Exponential and 360 degree learning
- Working with an experienced team from IIM
- 4.2 - 9 LPA (INR) CTC + ESOPs (Optional)*
Fullstack Developer
Job description -
Your primary focus will be the development of all server-side logic, definition and maintenance of the databases, and ensuring high performance and responsiveness to requests from the client applications. Apart from this you will be working actively on designing and implementing cloud infrastructure (AWS) and contribute to the overall architecture of the application.
Experience - 4+ Years
Core Requirements -
* Experience in software development and experience with e-commerce systems, relevant 3rd party integrations.
* Strong proficiency with JavaScript and Node JS.
* Shows a strong grasp of web technologies and architectural principles necessary for designing scalable, extensible and maintainable web applications and services.
*Needs to have some exposure to cloud technologies like AWS/GCP/Azure.
* Basic understanding of object-oriented programming and relational databases, web design patterns like MVC, ORM technologies.
* Experience and familiarity with the tech stack - Node.js, MySQL, Express.js.
* Server less framework, REST, ORM Libraries. Exposure to the JAVA tech stack with technologies like Java J2EE, spring and Hibernate is a major plus point.
* Experience with developing REST APIs. Understanding of the basic principles of REST.
* Creating database schemas that represent and support business processes.
* Implementing automated testing platforms and unit tests.
* Proficient understanding of code versioning tools, such as Git.
* Familiarity with AWS technologies will be a major plus point.
Perks & Benefits :
- 5 Days working
- Work from Home opportunity
- Paid Parental Leaves
- Annual Bonus equivalent to a months salary
- Monthly Internet Charges
- Gifts & Vouchers on B’day & Marriage
- Employee Recognition & Many more
About Company -
BUYOGO is a Zurich - based software startup, which offers small and medium-sized business-to-business enterprises integrated digital commerce. The Buyogo Connector is an all-in-one software for Swiss SMEs that helps them expand their e-commerce business and automate order processing.
Company Website : https://www.buyogo.com/">https://www.buyogo.com
his position lets you work from the comfort of your home. You would be required to work from 2:00 pm to 10:00 pm. You will receive 12 personal times off during the year. You would have to be available via skype during those times. The ideal candidate would have to know a lot about seo and code to fix issues that are required on google. You would be working on projects from job boards to crm to websites. Your primary job would be to write code. AWS operating systems knowledge is a requirement. But this position would be a lead position to get the job done.
Must have experience with google search engines.
Full Stack Developer Responsibilities:
Proficiency with server side languages such as html, Python, React, Ruby, Java, PHP and .Net. Django
- Developing front end website architecture.
- Designing user interactions on web pages.
- Developing back end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.Full Stack Developer Requirements:
- Degree in Computer Science.
- Strong organizational and project management skills.
- Proficiency in Python CRM application
- Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
- Familiarity with html, JavaScript frameworks such as Angular JS, React and Amber.
- Familiarity with database technology such as MySQL, AWS, Oracle and MongoDB.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Proficient in Python 2 / 3 and have built products before (managing the entire DevOps cycle) - proficient in Python Data Structures
- Good understanding of Open Source Visualisation Tools like D3.JS, Matplotlib etc.
- Good understanding of Functional APIs and Data Ingestion viz. Pandas’ dataframe from SQL DB and Excel (CSV) & Flat files of (primarily) structured data - no data cleansing
- Growth mindset - eagerness to learn and grow in the role
- Qualifications: B.Tech / BE / Graduate Engineer in any stream (preferred Mech / Industrial Engineer)
- Compensation : At par with industry (with stock options / grants to be vested over 3 years)











