Fullstack Developer - MEAN stack

Role Overview

We are looking for a hands-on engineering leader who can own technical design and drive end-to-end development of scalable, high-quality systems. This role requires strong architectural depth, coding excellence, and the ability to mentor engineers while building production-grade applications in a fast-paced agile environment.

You will lead by example — designing systems, writing clean code, solving complex problems, and ensuring engineering best practices across the stack.

Key Responsibilities

• Lead technical design and architecture discussions (HLD & LLD).
• Build scalable, modular, and testable systems with strong engineering fundamentals.
• Own complex features end-to-end — design, development, testing, and optimization.
• Write high-quality, production-ready code with strong unit test coverage.
• Ensure clean code practices (SOLID principles, modular design, reusability).
• Drive engineering quality within CI/CD environments.
• Debug and resolve complex issues across distributed systems and APIs.
• Mentor engineers and elevate overall code quality standards.
• Collaborate effectively within agile teams and move with delivery velocity.

Core Technical Requirements

• 8+ years of hands-on software development experience.
• Strong proficiency in:
• Java
• Node.js
• Angular (6+)
• JavaScript / TypeScript
• SQL & MongoDB
• Deep understanding of system design, architecture patterns, and scalable application development.
• Strong debugging capabilities across:
• Distributed services
• API integrations
• UI state management
• Database query performance
• Experience working in CI/CD-driven engineering environments.

GenAI & AI Stack Expertise

• Hands-on experience with GenAI frameworks and LLM integrations.
• Familiarity with:
• LangChain ecosystem
• Hugging Face
• Prompt chaining & orchestration
• Understanding of AI cost optimization strategies.
• Ability to debug AI pipelines and optimize model interactions.

Engineering Expectations

• Strong ownership mindset.
• Ability to design independently and lead technical direction.
• Exceptional problem-solving and debugging skills.
• High attention to detail.
• Comfortable working in fast-paced agile/scrum setups.
• Strong communication and collaboration skills.
• Ability to mentor and guide other engineers.

Educational Qualification

• Bachelor’s degree in Computer Science / Engineering / related field
• or
• Master’s degree in Computer Science / Computer Applications

Position -  Full stack Developer

Location - Navi Mumbai

Freshers  0-3 yrs

Who are we

Based out of IIT Bombay, HaystackAnalytics is a HealthTech company creating clinical genomics products, which enable diagnostic labs and hospitals to offer accurate and personalized diagnostics. Supported by India's most respected science agencies (DST, BIRAC, DBT), we created and launched a portfolio of products to offer genomics in infectious diseases. Our genomics based diagnostic solution for Tuberculosis was recognized as one of top innovations supported by BIRAC in the past 10 years, and was launched by the Prime Minister of India in the BIRAC Showcase event in Delhi, 2022.

Objectives of this Role:

• Work across the full stack, building highly scalable distributed solutions that enable positive user experiences and measurable business growth
• Ideate and develop new product features in collaboration with domain experts in healthcare and genomics 
• Develop state of the art enterprise standard front-end and backend services
• Develop cloud platform services based on container orchestration platform 
• Continuously embrace automation for repetitive tasks
• Ensure application performance, uptime, and scale, maintaining high standards of code quality by using clean coding principles and solid design patterns 
• Build robust tech modules that are Unit Testable, Automating recurring tasks and processes  
• Engage effectively with team members and collaborate to upskill and unblock each other

Frontend Skills 

• HTML 5  
• CSS framework ( LESS/ SASS / Tailwind ) 
• Es6 / Typescript 
• Electron app /Tauri)
• Component library ( Bootstrap , material UI, Lit ) 
• Responsive web layout ( Flex layout , Grid layout ) 
• Package manager --> yarn / npm / turbo
• Build tools - > (Vite/Webpack/Parcel)
• Frameworks -- > React with Redux of Mobx / Next JS
• Design patterns 
• Testing - JEST / MOCHA / JASMINE / Cypress
• Functional Programming concepts (Good to have)
• Scripting ( powershell , bash , python )

Backend Skills 

• Nodejs - Express / NEST JS 
• Python / Rust
• REST API 
• SOLID Design Principles
• Database (postgresql / mysql / redis / cassandra / mongodb ) 
• Caching ( Redis ) 
• Container Technology ( Docker / Kubernetes )  
• Cloud ( azure , aws , openshift, google cloud ) 
• Version Control - GIT 
• GITOPS 
• Automation ( terraform , ansible ) 

Cloud Skills 

• Object storage
• VPC concepts 
• Containerize Deployment
• Serverless architecture 

 Other Skills 

• Innovation and thought leadership
• UI - UX design skills  
• Interest in in learning new tools, languages, workflows, and philosophies to grow
• Communication 

To know more about us- https://haystackanalytics.in/

Past experience in working with any product start-up is a plus.

● Proficiency in fundamental front end languages such as HTML, CSS, and JavaScript.

● Familiarity with JavaScript frameworks such as Angular JS, React, and others.

● Knowledge of Node.js and frameworks available for it such as Express (recommended).

● Good understanding of asynchronous request handling, partial page updates, and AJAX

● Understanding of REST Services.

● Experience with Redis.

● Familiarity with database technology such as MySQL, MongoDB and Elasticsearch.

● Proficient understanding of serverless programming.

● Proficient understanding of code versioning tools, such as Git.

● Good problem-solving skills.

● Attention to detail.

Job Description:

We are seeking a skilled Full Stack Developer to join our growing team. As a Full Stack Developer at AlphaBI, you will play a critical role in designing, developing, and maintaining both front-end and back-end components of our web and mobile applications. If you are a proactive problem-solver with a passion for technology and a desire to work in a fast-paced environment, we want to hear from you.

Key Responsibilities:

• Develop and maintain web applications using React, JavaScript, SQL, and MongoDB.

• Collaborate with cross-functional teams to define, design, and ship new features.

• Optimize applications for maximum speed and scalability.

• Ensure the technical feasibility of UI/UX designs.

• Develop server-side logic, databases, and APIs to support front-end functionality.

• Write clean, maintainable, and well-documented code.

• Troubleshoot and debug issues to enhance application performance.

• Stay updated with emerging technologies and apply them to improve the development process.

Required Skills:

• Proficiency in React and JavaScript for front-end development.

• Strong experience with SQL and MongoDB for database management.

• Understanding of RESTful APIs and web services.

• Knowledge of version control systems like Git.

• Ability to work independently and as part of a team.

• Excellent problem-solving skills and attention to detail.

Optional Skills (a plus):

• Experience with TypeScript.

• Familiarity with Next.js for server-side rendering.

• Knowledge of Flutter for cross-platform mobile app development.

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

• 2+ years of experience as a Full Stack Developer or similar role.

• Strong portfolio demonstrating relevant work experience.

Benefits:

• Competitive salary based on experience.

• Opportunities for professional growth and development.

• Collaborative and inclusive work environment.

Role Description

The role is of a Full-stack Engineer who is motivated to actively contribute to the design and development of new product features and enhancements. The role is expected to contribute and support in delivering technical solutions for various problem.

Responsibilities

Hands-on experience to implement solutions using JavaScript(React JS & Node JS)

Develop web/mobile applications using HTML, CSS, JavaScript, Type

Script, React,

In-depth knowledge in JavaScript including ES6+ and Typescript

Experience developing REST and GraphQL APIs with NodeJS and integrations with third-party solutions

Experience in React Native, Android or iOS Native is added advantage.

Working knowledge of SQL and NoSQL database technologies

Experience with TDD and writing robust Unit Test cases.

Exposure to CICD tools, including Git, Maven, Jenkins, Azure

DevOps, App Store deployments

Hands-on development to prototype technical solutions.

Knowledge of any cloud platform solutions (Azure, GCP)

Aware of Agile (Scrum) methodologies

Willing to adapt and learn new/emerging technologies.

Good communication and interpersonal skills

Qualifications

BCA/ MCA / B.Tech. / B.E. / M.Tech. / M.S. in Computer Science

2 - 6 years of experience in development within product-based companies or R&D divisions.

Knowledge in Java, Object-Oriented Programming, Design Patterns, Data structures and algorithms

Our Ideal Candidate

You have a deep interest and passion for technology. You love owning new responsibilities and enjoy working with people who will keep challenging you at every stage. You have strong problem-solving, analytic, decision-making and excellent communication with interpersonal skills. You are self-driven and motivated with entrepreneurial passion and desire to work in a fast -paced, results - driven agile environment with varied responsibilities. You have a passion to mentor and drive technical associates to deliver quality products in an agile environment. You have a flair to setup new process and bring in an innovative mindset to drive the team.

About Company

“Bottom Funnel Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing diversity unique styles, experiences, identities, ideas and opinions – while being inclusive of all people.”

Bottom Funnel provides the system and framework that modern marketers need to generate clients from scratch.BOTTOM FUNNEL is a 360° digital branding and marketing agency that provides a wide spectrum of internet marketing services to enhance the online presence of all kinds of businesses.

We offer global solutions of digital marketing and all IT trending technology solutions, communication through classifieds, web portals, social media networks, advertising channels, and search engines. Our digital experts and business consultants help clients by providing only the best digital marketing strategy to develop through innovation and creativity.

• Java/J2EE, Spring, Spring Boot, REST, JSON, Micro Services, 12 Factor Apps, Apache.
• Strong understanding of microservice architecture
• Ability to design, develop and implement scalable, elastic microservice based platforms.
• Demonstrated knowledge of OAuth token-based authentication protocol.
• Demonstrated knowledge of PCI and Security Coding Standards.
• Performs hands on coding using Java/J2EE & unit testing.
• Contribute to the Design and develop high quality software for large scale Java/Spring Batch/Micro-service Applications.
• Proficiency in the following general areas: Java (Java 1. 7/Java 1. 8), Spring Framework, Jenkins, Gradle, and GitHub.
• Experience with RESTful services, Rabbit MQ, JSON, Unix Scripting, and Hadoop is a plus.
• Core development experience in large scale enterprise Java applications using Spring Framework.
• Experience in SQL (DB2 & SQL databases)
• Strong knowledge and experience on Nginx as APIM tool Solid experience in coding and creating APIs.
•  Expertise in WSDL, XML, XSLT, JSON, XPATH and Gateway scripts
• Provide front line support for Nginx related problems by being involved in troubleshooting, root cause analysis and appropriate secure integration recommendations.
• Installation of Nginx API Gateway as per need.
• Experience in Containers and Kubernetes.
• Good linux and administration skills
• Experience on API Orchestration/Mediation/Protocol Bindings and transformation knowledge on disparate message structures
• Design, develop and implement API proxies using OpenAPI specification Analysing logs and trace for errors and exceptions Manage and publish content in Developer portal Security implementation using OAUTH, SAML, CORS 
• Must Have Knowledge of API development and its technologies.

Location: Remote Working

** Preference will be given to immediate joinee