Fullstack Software Developer

Position Name : Senior Software Architect

📍 Location : UB City, Bengaluru (Hybrid – 3 days in office)

🕒 Experience : 11 to 18 Years

📅 Notice Period : Immediate to 1 month

👥 Open Positions : 2

Role Overview :

• We are looking for a Senior Software Architect to design, build, and scale high-performance SaaS B2B applications.
• The ideal candidate will have deep expertise in MERN stack (MongoDB, Express.js, React.js, Node.js), AWS, and microservices-based architectures.
• This role requires at least 3 Years of experience in an Architect position, with a strong background in building scalable products and handling daily releases.

Key Responsibilities :

• Architect and develop scalable SaaS B2B products using React, Node.js, GraphQL, Elasticsearch, and Micro Frontend Architecture (MFE).
• Design and implement microservices-based distributed systems and RESTful APIs.
• Optimize frontend interfaces using React, Redux, Next.js, HTML, and CSS.
• Develop robust backend APIs using Node.js, Express.js, and MongoDB/PostgreSQL.
• Utilize AWS services (EC2, S3, SQS, SNS, DocumentDB, OpenSearch) and containerization (Docker, Kubernetes).
• Implement scalable database schemas and ensure optimal performance.
• Work with GraphQL for efficient data querying and manipulation.
• Ensure security, reliability, and high availability of the platform.
• Lead and mentor development teams, conduct code reviews, and enforce best practices.
• Collaborate with cross-functional teams to deliver business-driven software solutions.

Required Skills & Experience :

✅ 3+ Years as a Software Architect and currently in an Architect role.

✅ 5+ Years of experience in full-stack development with the MERN Stack.

✅ Strong knowledge of scalable architectures, microservices, and cloud-native SaaS products.

✅ Experience in AWS deployment, cloud infrastructure, and DevOps.

✅ Hands-on experience with Micro Frontends (MFE).

✅ Experience in handling everyday releases and working in Agile environments.

✅ Strong problem-solving skills, logical thinking, and architectural decision-making.

✅ Bachelor’s or Master’s degree in Computer Science or related field.

Preferred :

• Experience in B2B SaaS product development.
• Background in product-based companies.
• No prior experience in Walmart or similar large enterprises.
• Candidates should be based in Bengaluru (Outstation candidates will not be processed).

JOB TITLE: Associate Full Stack Developer (SDE-2)

LOCATION: Remote/Hybrid.

 Associate Full Stack Developer (SDE-2)

A LITTLE BIT ABOUT THE ROLE:

As a Full Stack Developer, you will be responsible for developing digital systems that deliver optimal end-to-end solutions to our business needs. The work will cover all aspects of software delivery, including working with staff, vendors, and outsourced contributors to build, release and maintain the product.

Fountane operates a scrum-based Agile delivery cycle, and you will be working within this. You will work with product owners, user experience, test, infrastructure, and operations professionals to build the most effective solutions.

WHAT YOU WILL BE DOING:

• Full-stack development on a multinational team on various products across different technologies and industries.
• Optimize the development process and identify continuing improvements.
• Monitor technology landscape, assess and introduce new technology. Own and communicate development processes and standards.
• The job title does not define or limit your duties, and you may be required to carry out other work within your abilities from time to time at our request. We reserve the right to introduce changes in line with technological developments which may impact your job duties or methods of working.

WHAT YOU WILL NEED TO BE GREAT IN THIS ROLE:

• Minimum of 2+ years of full-stack development, combined back and front-end experience building fast, reliable web and/or mobile applications.
• Experience with Web frameworks (e.g., React, Angular or Vue) and/or mobile development (e.g., Native, Native Script, React)
• Proficient in at least one JavaScript framework such as React, NodeJs, AngularJS (2. x), or jQuery.
• Ability to optimize product development by leveraging software development processes.
• Bachelor's degree or equivalent (minimum six years) of work experience. If you have an Associate’s Degree must have a minimum of 4 years of work experience.
• Fountane's current technology stack driving our digital products includes React.js, Node.js, React Native, Angular, Firebase, Bootstrap, MongoDB, Express, Hasura, GraphQl, Amazon Web Services(AWS), and Google Cloud Platform.

SOFT SKILLS:

• Collaboration - Ability to work in teams across the world
• Adaptability - situations are unexpected, and you need to be quick to adapt
• Open-mindedness - Expect to see things outside the ordinary

LIFE AT FOUNTANE:

• Fountane offers an environment where all members are supported, challenged, recognized & given opportunities to grow to their fullest potential.
• Competitive pay
• Health insurance
• Individual/team bonuses
• Employee stock ownership plan
• Fun/challenging variety of projects/industries
• Flexible workplace policy - remote/physical
• Flat organization - no micromanagement
• Individual contribution - set your deadlines
• Above all - culture that helps you grow exponentially.

Qualifications - No bachelor's degree required. Good communication skills are a must!

A LITTLE BIT ABOUT THE COMPANY:

Established in 2017, Fountane Inc is a Ventures Lab incubating and investing in new competitive technology businesses from scratch. Thus far, we’ve created half a dozen multi-million valuation companies in the US and a handful of sister ventures for large corporations, including Target, US Ventures, and Imprint Engine.

We’re a team of 80 strong from around the world that are radically open-minded and believes in excellence, respecting one

Development and Customization:

Build and customize Frappe modules to meet business requirements.

Develop new functionalities and troubleshoot issues in ERPNext applications.

Integrate third-party APIs for seamless interoperability.

Technical Support:

Provide technical support to end-users and resolve system issues.

Maintain technical documentation for implementations.

Collaboration:

Work with teams to gather requirements and recommend solutions.

Participate in code reviews for quality standards.

Continuous Improvement:

Stay updated with Frappe developments and optimize application performance.

Skills Required:

Proficiency in Python, JavaScript, and relational databases.

Knowledge of Frappe/ERPNext framework and object-oriented programming.

Experience with Git for version control.

Strong analytical skill

Founding Engineer - LITMAS

About LITMAS

LITMAS is revolutionizing litigation with the first AI-powered platform built specifically for elite litigators. We're transforming how attorneys research, strategize, draft, and win cases by combining comprehensive case repositories with cutting-edge AI validation and workflow automation. We are a team incubated by experienced litigators, building the future of legal technology.

The Opportunity

We're seeking a Founding Engineer to join our core team and shape the technical foundation of LITMAS. This is a rare opportunity to build a category-defining product from the ground up, working directly with the founders to create technology that will transform the US litigation market.

As a founding engineer, you'll have significant ownership over our technical architecture, product decisions, and company culture. Your code will directly impact how thousands of attorneys practice law.

What You'll Do

• Architect and build core platform features using Python, Node.js, Next.js, React, and MongoDB
• Design and implement production-grade LLM systems with advanced tool usage, RAG pipelines, and agent architectures
• Build AI workflows that combine multiple tools for legal research, validation, and document analysis
• Create scalable RAG infrastructure to handle thousands of legal documents with high accuracy
• Implement AI tool chains to provide agents tool inputs
• Design intuitive interfaces that make complex legal workflows simple and powerful
• Own end-to-end features from conception through deployment and iteration
• Establish engineering best practices for AI systems including evaluation, monitoring, and safety
• Collaborate directly with founders on product strategy and technical roadmap

The Ideal Candidate

You're not just an AI engineer, you're someone who understands how to build reliable, production-grade AI systems that users can trust. You've wrestled with RAG accuracy, tool reliability, and LLM hallucinations in production. You know the difference between a demo and a system that handles real-world complexity. You're excited about applying AI to transform how legal professional’s work.

What We're Looking For

Must-Haves

• Deployed production-grade LLM applications with demonstrable experience in:
• Tool usage and function calling
• RAG (Retrieval-Augmented Generation) implementation at scale
• Agent architectures and multi-step reasoning
• Prompt engineering and optimization
• Knowledge of multiple LLM providers (OpenAI, Anthropic, Cohere, open-source models)
• Background in building AI evaluation and monitoring systems
• Experience with document processing and OCR technologies
• 3+ years of production experience with Node.js, Python, Next.js, and React
• Strong MongoDB expertise including schema design and optimization
• Experience with vector databases (Pinecone, Weaviate, Qdrant, or similar)
• Full-stack mindset with ability to own features from database to UI
• Track record of shipping complex web applications at scale
• Deep understanding of LLM limitations, hallucination prevention, and validation techniques

Tech Stack

• Backend: Node.js, Express, MongoDB
• Frontend: Next.js, React, TypeScript, Modern CSS
• AI/ML: LangChain/LlamaIndex, OpenAI/Anthropic APIs, vector databases, custom AI tools
• Additional: Document processing, search infrastructure, real-time collaboration

What We Offer

• Significant equity stake true ownership in the company you're building
• Competitive compensation commensurate with experience
• Direct impact your decisions shape the product and company
• Learning opportunity work with cutting-edge AI and legal technology
• Flexible work remote-first with a global team
• AI resources access to latest models and compute resources

Interview Process

One more thing: Our process includes deep technical interviews and fit conversations. As part of the evaluation, there will be an extensive take-home test that should expect to take at least 4-5 hours depending on your skill level. This allows us to see how you approach real problems similar to what you'll encounter at LITMAS.

Job Overview:

We are seeking a skilled Senior Python Full Stack Developer with a strong background in application architecture and design. The ideal candidate will be proficient in Python, with extensive experience in web frameworks such as Django or Flask along with front-end technologies- React, JavaScript. You'll play a key role in designing scalable applications, collaborating with cross-functional teams, and leveraging cloud technologies.

Key Responsibilities:

• Backend Development:
• - Architect, develop, and maintain high-performance backend systems using Python or Golang.
• - Build and optimize APIs and microservices that power innovative, user-focused features.
• - Implement security and data protection measures that are scalable from day one.
• - Collaborate closely with DevOps to deploy and manage applications seamlessly in dynamic    cloud environments.
• Frontend Development:
• - Work hand-in-hand with front-end developers to integrate and harmonize backend systems with React-based applications.
• - Contribute to the UI/UX design process, ensuring an intuitive, frictionless user experience that aligns with the startup’s vision.
• - Continuously optimize web applications to ensure they are fast, responsive, and scalable as the user base grows.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• 7+ years of experience in backend development, with proficiency in Python and/or Golang.
• Strong experience in front-end technologies, particularly React.
• Familiarity with cloud platforms (AWS, GCP, or Azure) and containerization tools like Docker and Kubernetes.
• Knowledge of Apache Spark is highly preferred.
• Solid understanding of database technologies, both relational (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, Cassandra).
• Experience with CI/CD pipelines and automated testing frameworks.
• Excellent problem-solving skills and a proactive attitude toward tackling challenges

Looking for folks with a hacker's mindset

We’re seeking a talented developer to help build our platform from the ground up. As a critical member of a dynamic and highly-motivated team, you will have to perform  a full stack developers role. And will be responsible for designing & coding new functionality from scratch and maintaining or enhancing the current functionality.

Must haves

• Clear communication skills and a strong customer first attitude
• PHP expert with live project implementations in Laravel framework with MySQL database
• Write clean and well-designed & scalable code
• Maniacal about creating flawless & defect-free delivery
• Troubleshoot, test and maintain the core product code and databases. Refactor or optimize existing code & database where needed
• Maintain a positive and healthy work environment within the team and have fun while doing it
• Contribute in all phases of the development lifecycle right from requirements through till deployment
• Ability to learn and implement automated test tools

Skills:

Full Stack Developer

Developed Gaming Application

Developed 3D Gaming Application

Basic knowledge of C, C++, MySQL, Mongo db

Primary Qualifications

• Bachelors degree in Computer Science, similar technical field of study or equivalent practical experience.
• Experience: 6-9 years.
• Software development experience in one or more general purpose programming languages including but not limited to: Java, C/C++, Python, Javascript.
• Good technical communication.
• Experience in working with front end technologies and/or front end frameworks like Angular, ReactJS or Vue.
• Experience as an Angular developer for 2+ years.
• Experience in modern JavaScript, HTML, CSS and/or jQuery for at least 3+ years.
• Familiarity with responsive design, modern CSS techniques, best practices for web and/or mobile accessibility.