Sr. 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 inviting a Fullstack Engineer to join our dynamic product team at BrandLabs. If you’re passionate about building end-to-end web applications and enjoy working across the stack, we’d love to connect!

Key Responsibilities:

• Develop, deploy, and maintain web applications using NextJS, Typescript, NodeJS, NestJS, and ExpressJS.
• Collaborate with the product, design, and backend teams to deliver seamless user experiences.
• Write clean, maintainable, and scalable code following industry best practices.
• Participate in technical discussions, code reviews, and architectural planning.
• Integrate third-party services, APIs, and tools where required.
• Ensure application performance, security, and responsiveness.

Required Skills:

• 1-2 years of hands-on experience in fullstack development.
• Strong proficiency in NextJS, Typescript, NodeJS, NestJS, and ExpressJS.
• Good understanding of RESTful APIs and microservice architecture.
• Ability to troubleshoot, debug, and optimize applications for performance.

Good to Have:

• Experience building n8n workflows for automation.
• Exposure to AI/ML-based projects or AI service integrations.
• Familiarity with DevOps, CI/CD pipelines, and cloud platforms.

Additional Information:

• Location: We prefer candidates based in or around Thane, Mumbai for better collaboration.

Project Links: Please share your GitHub, portfolio, or links to live projects you’ve contributed to.

Lead Java Full Stack Engineer

Pune, Maharashtra, India

Must-Haves :

Top Mandatory Skills: Java, Microservices, Spring Boot, React, JavaScript, typeScript 

Joining time / Notice Period: Immediate joiners

Minimum Relevant Experience: 08+ Years

************

No gaps in organization

No job hoppers(candidate must have good stability)

Joining time / Notice Period: Immediate to 30 days

No Poach Clients (Plus other Strict No-Nos) :

NA 

Nice to Haves :

Skills: Cryptography

Target Companies :

Additional Guidelines :

Office Location : Pune - Hybrid work Model - 3 days a week

Interview Process : 2 - 3 Technical Rounds (Panel in the US)

Relocation Expenses: NA

Notice period : Immediate to 30days

Description

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications. You will be part of a talented software team that works on mission-critical applications. Java developer roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing. Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.

Responsibilities

·      Contribute in all phases of the development lifecycle

·      Write well designed, testable, efficient code

·      Ensure designs are in compliance with specifications

·      Prepare and produce releases of software components

·      Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review

Requirements

·      BS/MS degree in Computer Science, Engineering or a related subject

·      Proven hands-on Software Development experience

·      Proven working experience in Java development

·      Hands on experience in designing and developing applications using Java EE platforms

·      Object Oriented analysis and design using common design patterns.

·      Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management etc)

·      Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)

·      Experience in the Spring Framework

·      Experience as a Sun Certified Java Developer

·      Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC)

·      Experience with test-driven development

We are looking for a 2 to 3 years experienced Python Developer to join our team. As a part of our Technology/Solutions leadership team, you will be directly working with Product Engineering team in Designing the crawling algorithm from social media.

Skills: Python, Web crawling, Web scraping, Beautiful Soup, Snowflake, Scrapy

- Develop customised tools to automate critical business functions and meet project objectives, requirements and company goals

- Interact with manager as necessary to analyse project objectives and capability requirements

- Use skills in python and selenium to design and deploy automated tools

- Understand client databases and manage data and databases for internal reporting purposes

- Build solutions to source data from a variety of enterprise sources and/or external data sources to create complex competitive intelligence reports.
- Should be good at communication, writing and presentation skills and crawler domain knowledge and development experience is a must. 

Are you a champion in your domain, driven by a passion for development, eager to kickstart your career in Full Stack Engineer, and hungry for a new and exciting challenge? Look no further! At Argon-Quber, we are on a mission to revolutionize the tech industry, and we are seeking exceptional Full Stack Engineer Inters like you to join our elite team.

We pride ourselves on being a hub of innovation, where cutting-edge technologies and groundbreaking ideas converge. As a Full Stack Engineer Intern, you will be at the forefront of this revolution, pushing the boundaries of what is possible and shaping the future of software development.

Job Description:

We are seeking a highly skilled and motivated Full Stack Engineer Intern with 0-1 years of experience to join our dynamic team. As a Full Stack Engineer Intern, you will be responsible for learning, developing and maintaining both front-end and back-end applications. You will collaborate with cross-functional teams to design, develop, and implement cutting-edge solutions.

What You Will Do:

• Collaborate with stakeholders and end-users to gather feedback and iterate on product features to ensure an exceptional user experience.
• Design, develop, and deploy scalable and secure full stack applications.
• Collaborate with UI/UX designers and product managers to translate wireframes and prototypes into functional web applications.
• Develop and maintain server-side logic using modern programming languages and frameworks.
• Build efficient and reusable front-end components and libraries.
• Implement responsive and mobile-friendly user interfaces.
• Integrate third-party APIs and services to enhance application functionality.
• Ensure high-performance and availability of applications through code optimization and thorough testing.
• Debug and resolve technical issues reported by clients or stakeholders.
• Stay up-to-date with emerging technologies, industry trends, and best practices in web development.
• Participate in code reviews and provide constructive feedback to peers.
• Collaborate with a diverse team of developers, designers, and product managers to create innovative and user-friendly web applications.
• Participate in the entire software development lifecycle, from requirements gathering and design to development, testing, and deployment.
• Contribute to the architecture and technical decisions of our projects, leveraging your expertise to drive technical excellence.
• Continuously improve your skills and stay updated on the latest technologies, frameworks, and best practices in full stack development.
• Embrace agile methodologies and actively participate in sprint planning, stand-ups, and retrospectives to ensure successful project delivery.
• Take ownership of your work and deliver high-quality code that is scalable, efficient, and maintainable.
• Be a problem solver and find creative solutions to overcome challenges encountered during the development process.

What we're looking for:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 0-1 years of professional experience as a Full Stack Developer.
• Proficiency in front-end development technologies such as HTML, CSS, JavaScript (ES6+), and modern front-end frameworks like React, Angular, or Vue.js.
• Strong understanding of server-side languages like Node.js, Python, or Ruby, and related frameworks such as Express, Django, or Ruby on Rails.
• Experience with relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis).
• Familiarity with version control systems (e.g., Git) and Agile development methodologies.
• Knowledge of cloud platforms such as AWS, Azure, or Google Cloud.
• Solid understanding of RESTful APIs and the ability to integrate them into applications.
• Experience with testing frameworks (e.g., Jest, Jasmine, PyTest) and writing unit tests.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration skills to work effectively in a team environment.
• Ability to handle multiple projects and prioritize tasks effectively.
• Preferred candidate is to be in Bangalore location.
• Experience with containerization technologies (e.g., Docker, Kubernetes).
• Knowledge of serverless architecture and deployment (e.g., AWS Lambda, Azure Functions).
• Familiarity with DevOps practices and CI/CD pipelines.
• Understanding of GraphQL and related frameworks (e.g., Apollo).
• Knowledge of TypeScript for both front-end and back-end development.

Duration:

This is a paid internship position for a duration of 6 months. The starting date will be determined based on the availability of the selected candidate.

Here's why Argon-Quber is the ultimate destination for top-tier Engineers:

• Innovation is Our DNA: At Argon-Quber, we thrive on innovation and embrace disruptive technologies. Join our team and be a part of our relentless pursuit of groundbreaking solutions that redefine industry standards.
• Empowerment and Autonomy: We believe in empowering our developers to take ownership of their work. At Argon-Quber, you will have the autonomy to make strategic decisions, influence the architectural direction, and unleash your full potential.
• World-Class Team: Join forces with a team of brilliant minds, industry experts, and thought leaders who share a common goal: to create exceptional software solutions. Collaborate, learn from each other, and be inspired by the collective brilliance that surrounds you.
• Unparalleled Growth Opportunities: We are committed to your professional growth. Whether you aspire to become a technical guru, a team lead, or even venture into management, Argon-Quber provides you with the resources, mentorship, and support needed to climb the career ladder.
• Impact at Scale: Your work at Argon-Quber will reach millions of users, transforming industries and improving lives. You will have the opportunity to create solutions that leave a lasting impact, disrupt markets, and shape the digital landscape.
• Culture of Excellence: At Argon-Quber, we foster a culture of excellence where only the best is accepted. We celebrate achievements, recognize exceptional talent, and create an environment where your brilliance is acknowledged and rewarded.
• Work Hard, Party Harder: We believe that a healthy work-life balance leads to increased creativity and productivity. Enjoy a flexible work environment, social events, team outings, and a supportive atmosphere that values your well-being.

Location:

This position is based in Bangalore, India. Please only apply if you are currently residing in or willing to relocate to Bangalore.

If you are ready to unleash your true potential, work on game-changing projects, and be a part of Argon-Quber, an organization that will empower you to achieve greatness, then look no further.

• Join us in shaping the future of technology and revolutionizing the way the world experiences software. Apply now and embark on an extraordinary journey at Argon-Quber where your skills will be honed, your creativity will thrive, and your impact will be unmatched. Let's build the future together!

No physical presence required for interview...All the process from interview to selection will be online…

Key Skills:

• Java, Java EE, Spring Boot, Hibernate, REST, Angular Js(2/4/5/6/7).

Job Summary:

• JAVA Developer Analyse Design and Develop Applications
• Must-Have experience in Java, J2EE, Webservices using SOAP, SPRINGS, HIBERNATE, Web Technologies, Rest full services etc.
• Experienced in client-side scripting and JavaScript frameworks, including Angular 2/4/5/6/7, jQuery, Css3, Bootstrap, HTML.
• Hands-on experience in Maven.
• Experience in Agile Development methodologies.
• Strong logical and reasoning skills with keen self-learning.
• Good in Logic
• You should be comfortable working in a team and have good communication skills.

Responsibilities:

• Write, clean, well-designed code, testable, efficient code.
• Must have a real-time exposure with object-oriented programming in Java, J2EE.
• Real-time exposure in Spring, Spring Boot, Hibernate framework, Angular Js(2/4/5/6/7).
• Collaborate with internal teams to identify system requirements.

Contact Person:- Naveen Kumar.