Senior Full-Stack Tech Lead for AI SaaS MVP

Job Title: Tech Lead – Full Stack

Location: MG Road, Bangalore

Work Mode: Hybrid

Interview Mode: Virtual

Experience Required: 7–12 Years

Role Overview

We are looking for a Tech Lead – Full Stack with 7 to 12 years of experience in developing scalable SaaS products using Java, Spring Boot, and JavaScript frameworks. The ideal candidate has hands-on experience with microservices architecture, performance optimization, and cloud-native development, and is passionate about mentoring teams and driving engineering best practices.

Key Skills & Expertise

• Proficient in building scalable SaaS products with a focus on microservices architecture.
• Technologies: Java (Mandatory), Spring Boot, ReactJS or any other JavaScript framework.
• Strong experience in designing RESTful APIs and using mocking frameworks.
• Skilled in profiling services and debugging performance issues.
• Knowledge of Docker and Kubernetes for containerization.
• Familiar with data integration tools such as Pentaho Kettle or Apache Nifi.
• Ability to influence technical decision-making, with a strong focus on automation and security best practices.

What You Will Do

• Design, implement, test, and deploy both front-end and back-end components of the product.
• Build and deliver highly scalable services using Spring Boot.
• Develop frameworks and accelerators to speed up development.
• Establish and enforce engineering best practices.
• Create and review design artifacts using UML for team-wide implementation.
• Mentor and guide product engineers within the team.
• Ensure on-time delivery of user stories planned for sprints.
• Engage in all stages of the product development lifecycle – from planning and design to implementation and testing in multi-cloud environments.
• Deliver robust, quality-focused technical solutions to business problems.
• Work alongside a talented team solving complex technical challenges in building large-scale SaaS products.
• Contribute from the ground up to the architecture and modularization of the product for long-term scalability and maintainability.
• Share knowledge and expertise by writing blogs, articles, and whitepapers.

 Technical Requirements

• Design and implement microservices architectures using Java and Spring Boot.
• Create, manage, and secure RESTful APIs.
• Collaborate with cross-functional teams in an Agile setting to ensure high-quality delivery.
• Mentor and support junior developers on the team.
• Experience with cloud platforms such as Azure or GCP, and orchestration tools like Docker and Kubernetes.
• Strong database skills in PostgreSQL.
• Exposure to:
• API Gateway
• Hibernate & JPA
• Transaction Management
• ACID Properties
• Multithreading & Context Switching
• Healthcare domain experience is a plus.

Candidate should have at least 4+ years of professional experience as a Full Stack Engineer

Hands-on experience with both React.js and Node.js

Solid understanding of MongoDB

Should have experience in RESTful APIs

Should be from a startup or scale up companies

Should have good experience in Typescript

Strong understanding of asynchronous programming patterns

Preferred candidates from SAAS/Software/IT Services based startups or scaleup companies

Job Description

Position 1 : Sr Consultant / Consultant – Java + React (Remote) Joining time – Immediate joiner We are looking for Consultant or Senior Consultant role having 5-to-9-year experience. Must Have : Hands-on experience of 5+ years in Core Java, J2EE. Strong experience on java 8+. Strong experience on React. Strong understanding of Object-Oriented Programming and Design Patterns such as MVC and other popular design principles Strong Experience with micro services, Kubernetes, Docker, Kafka, Springboot Cloud experience of Azure/ AWS. Experience with deployment using DevOps tools on Azure Excellent communication and interpersonal skills Excellent troubleshooting skills, especially in complex application stacks Expert in understanding client requirement and designing solutions. Expert in problem solving, release management, repository management. Good To Have: Good experience of working with Node.JS, NoSQL systems GraphQL, Github Copilot Automated unit test cases include use of mocking frameworks. Ability to multi-task and switch context to changing priorities in a highly dynamic environment 

Beyond strong technical ability and cultural fit, we are looking for someone who demonstrates:

• Minimum 1 year of professional web development experience
• A portfolio showcasing real-world projects or contributions (personal or professional)
• Strong foundation in HTML, CSS, and JavaScript, with working experience in modern frameworks
• Practical experience with React (mandatory)
• Ability to build responsive, user-friendly interfaces with attention to UX best practices
• Experience integrating APIs and working with JSON-based data
• Familiarity with version control systems such as Git
• Basic understanding of backend concepts, preferably with exposure to Node.js, Java, or Python
• Ability to debug, troubleshoot, and improve existing codebases
• Good understanding of performance optimization and cross-browser compatibility
• Strong time management skills with the ability to handle multiple tasks effectively
• Excellent communication and teamwork skills, with a proactive and learning-oriented mindset

Key Responsibilities:

• Develop and maintain end-to-end web applications
• Build responsive frontends using React
• Create robust backend APIs using Java and Spring Boot
• Collaborate with cross-functional teams (Product, QA, DevOps)
• Write clean, testable, and scalable code
• Participate in code reviews and Agile development processes

Requirements:

• 4.5+ years of hands-on experience in full stack development
• Strong knowledge of Java, Spring Boot, and React.js
• Good understanding of REST APIs and microservices architecture
• Familiarity with version control (Git) and CI/CD pipelines
• Excellent debugging, troubleshooting, and communication skills

Bonus: Immediate joiners will be prioritized!

Experience: 2-3 years of experience in Python, NodeJS, MySQL, ReactJS, NextJS technologies.

About: Fletch is a U.S. based technology firm building an open insurance ecosystem

connecting consumer apps to insurance providers. The team has previously built global

payment infrastructure at scale (processing $billions in transactions) and founded enterprise

technology companies with solutions in commercial use by over 100 corporates. 

Fletch has seen rapid traction (existing partnerships with leading U.S. insurance providers)

and is backed by top global fintech VCs and angels. The team is now looking to scale

further hiring & expansion.

Location:  Remote 

Responsibilities:

-Developing complex web application features using Python, NodeJS, ReactJS, JS, MySQL, TypeScript, NextJS.

-Writing reusable, testable, and efficient code

-Implementation of low-latency, high-availability, and performant applications

-Integration of user-facing elements developed by front-end developers with server side logic

-Translating designs and wireframes into high quality code

-Optimising components for maximum performance across a vast array of web-capable devices and browsers.

Skills:

-Very strong in programming, DataStructures, Algos and complex tech concepts

-Strong in developing no-code platforms and configurable applications.

-Strong experience in developing apps using React hooks, state, DOM manipulation etc.,

-Strong experience in developing BE code using Python, Node, MySQL.

-Strong expertise working with RESTful APIs

-Strong experience in NextJS

Technical Skills

Front-end:

Mandatory Technical Skills: ReactJS, ES6, Context API, GraphQL, Redux, Payment Gateway
Not Mandatory skills: Redux saga, Gatsby, Git Pipeline, Deployment on Cloud AWS/Azure/Google

Back-end:

Mandatory Technical Skills: NodeJS, ES6, Express, Apollo Server, Send Grid Email, Twilio SMS, Payment Gateway,
Exception Management, Error Loggin, API Developement, API Security, PostGreSQL/MSSQL/MySQL, MongoDB/CouchDB
Not Mandatory: Docker Deployment, Git Pipeline, Auto Deployment, AWS/Azure/Google, NestJS

Job roles and responsibilities

• Design and implement key components of our technical infrastructure, including services supporting payments, lottery results, user management, and game mechanics
• Design and implement user-facing features for Web, iOS, and Android applications
• Take ownership of mission-critical functionality that is consumed by our mobile, web, and internal applications
• Work as a team with your peers, collaborating on architecture, mentoring teammates, and pushing our entire stack forward
• Stay up to date on the latest innovations in our industry and in our tech stack
• Integrating with and managing third-party APIs as well as designing and developing APIs for partners and peers
• Work with the product team to keep the roadmap realistic, on track, and groomed
• Capable of writing technical specs and documenting work
• Management of Jira, Git, AWS, Heroku, and other platform systems

Competencies and Skills Required

1. Requires excellent analytical, problem-solving, and good communications skills
2. Must be able to work effectively with business stakeholders
3. Able to understand requirements and implement complete business solutions for our industry
4. Must possess strong customer service skills
5. Excellent written and verbal communication
6. Must have excellent interpersonal skills

Description

We are looking for an experienced IT MEAN Stack Developer who has an indepth knowledge and skills encompassing the front end, back end, language, Server, API, Database, DevOps processes.

Roles and Responsibilities

• 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.

Technical Experience/skills & Qualifications required:

• Degree in Computer Science
• 6 to 8 years of experience in Information Technology with atleast 4+ years in MEAN stack development
• Highly experienced with back-end programming languages Ex: Python, Ruby, Java, .NET, JavaScript etc
• Proficient experience using advanced JavaScript libraries and frameworks such as AngularJS, ReactJS, Node JS, KnockoutJS, BackboneJS, etc.
• Development experience for both mobile and desktop.
• Understanding of server-side languages including such-as Jade, EJS, Jinja, etc.
• Experience with cloud message APIs and usage of push notifications
• Experience in development using the DevOps tools like Kubernetes, GitHub, Jenkins
• Experience in developing applications on the cloud platform especially AWS
• Familiarity with database technology such as MySQL, Oracle, and MongoDB
• Understanding and implementation of security and data protection.
• Experience working with JIRA and Gitlab
• Maintain code integrity and organization
• Experience working with graphic designers and converting designs to visual elements.