Senior Mern Stack Developer

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/

Key Responsibilities

• Design, develop, and maintain scalable microservices and RESTful APIs using Python (Flask, FastAPI, or Django).
• Architect data models for SQL and NoSQL databases (PostgreSQL, ClickHouse, MongoDB, DynamoDB) to optimize performance and reliability.
• Implement efficient and secure data access layers, caching, and indexing strategies.
• Collaborate closely with product and frontend teams to deliver seamless user experiences.
• Build responsive UI components using HTML, CSS, JavaScript, and frameworks like React or Angular.
• Ensure system reliability, observability, and fault tolerance across services.
• Lead code reviews, mentor junior engineers, and promote engineering best practices.
• Contribute to DevOps and CI/CD workflows for smooth deployments and testing automation.

Required Skills & Experience

• 10+ years of professional software development experience.
• Strong proficiency in Python, with deep understanding of OOP, asynchronous programming, and performance optimization.
• Proven expertise in building FAST API based microservices architectures.
• Solid understanding of SQL and NoSQL data modeling, query optimization, and schema design.
• Excellent hands on proficiency in frontend proficiency with HTML, CSS, JavaScript, and a modern framework (React, Angular, or Vue).
• Experience working with cloud platforms (AWS, GCP, or Azure) and containerized deployments (Docker, Kubernetes).
• Familiarity with distributed systems, event-driven architectures, and messaging queues (Kafka, RabbitMQ).
• Excellent problem-solving, communication, and system design skills.

Dear Candidate,

We are urgently Hiring Java Full stack Leads with React for Bangalore Location.

Position: Technical/Project Lead

Location: Bangalore, Hyderabad

Experience:7-10 yrs

Skills: J2EE/Core java , React

Salary: Best in Industry (20-25% Hike on the current ctc)

Note:

only Immediate to 15 days Joiners will be preferred.

Candidates from Tier 1 companies will only be shortlisted and selected

Candidates' NP more than 30 days will get rejected while screening.

Offer shoppers will be rejected.

Best Regards,

Minakshi Soni

Executive - Talent Acquisition (L2)

Rigel Networks

Worldwide Locations: USA | HK | IN 

We are looking for passionate, talented, and motivated Developers to join our team and help deliver high-quality technical solutions. If you’re excited about working on the newest technologies and delivering value with a sense of ownership, then you should join us.

What you will do:

• Write clean code that follows industry standards and best practices.
• Participate in architectural discussions to improve our technology stack.
• Innovate ideas to promote best practices.
• Work closely with cross-functional stakeholders to make collaboration better between teams.
• Deliver high-quality and maintainable code using test-driven methodologies.
• Participate and contribute towards improving the development process and practices within the team and across the organization.

Qualifications:

• You will have a minimum of 3 years of industry experience developing on the FullStack
• Experience with CSS, HTML, Javascript
• Experience with RESTful services
• Knowledge and experience in building scalable Node.js applications
• Continuous integration/continuous deployment experience
• Experience with building tools such as Webpack, grunt, gulp, babel etc.
• Strong desire to learn and share knowledge with others

Desired Skills:

• Strong understanding of data structures and design patterns
• Experience with one or more front-end Javascript frameworks is a BIG plus
• Full understanding of the complete web technology stack including how to architect highly scalable solutions
• Experience with Relational or NoSQL databases
• Working knowledge of AWS services.

We are looking for a highly capable Node.js developer to optimize our web-based application performance. You will be collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.

To ensure success as a Node.js developer, you should possess extensive knowledge of Node.Js-based services and experience in a similar role. An accomplished Node.js developer will be someone whose expertise results in the stable, fast, and secure exchange of data between servers and end-users.

Node.js Developer Responsibilities:

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.

Node.js Developer Requirements:

• At least two years' experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
• Knowledge of front-end technologies such as HTML5 and CSS3.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.
• Availability to resolve urgent web application issues outside of business hours.

• Develop software using MERN stack technologies
• Designing user interactions on web pages
• Writing clean, functional code on the front- and back-end
• Testing and fixing bugs or other coding issues
• Developing back end website applications
• Creating servers and databases for functionality
• Ensuring cross-platform optimization for mobile phones
• Ensuring the responsiveness of applications
• Working alongside graphic and UI designers for web design features
• Designing and developing APIs
• Staying abreast of developments in web applications and programming languages

• Extensive knowledge of Node.Js, React.js, HTML, CSS & Javascript
• Strong knowledge of Data structures and Algorithms
• Ability to work independently and manage the entire frontend of all platforms associated with Rejolut
• Exemplary tasks – Explore something new every day!
• Responsibility – Bring in your own ideas and get supported in executing them.
• Fun – Experience a family culture & celebrate with the founders & team.
• Team – Be a part of a high-performance & cultural diverse team

• Freshers can apply
• Students in their last semester or passed out in 2020 can also apply

• Working days: Monday to Friday
• Timings: 11:00 am to 7:00 pm
• Duration of internship: 6 months/PPO(Performance Basis)

• You are available for the above said duration.
• You prefer to work in a fast paced environment with growth & learning opportunities
• If you have not applied for an internship before with us.
•  have relevant skills and interests

•  Health Insurance
•  Work from Home
•  Fast growth and more visibility into the company
•  Experience to work on the latest technology
•  Competitive Learning Environment with supportive co-workers
•  Employee friendly HR Policies
•  Paid leaves up to certain limits
•  Liberal working atmosphere
• Get mentored by the best in the industry

Rawster is the digital interface for real life sports.
An early-stage startup that's set on blurring the line between Sports and E-sports.

Position

Full Stack Engineer (MERN stack)

Eligibility Criteria

• Minimum one year of working experience
• Must have skills : Experience in working with Full Stack Applications
• Exceptions can be made if proof of skill exists.

We are looking for a Full Stack JavaScript and NoSQL Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include implementing visual elements and their behaviors with user interactions. You will work in both front-end and back-end web development to build all client-side logic. You will also be bridging the gap between the visual elements and the server-side infrastructure, taking an active role on both sides, and defining how the application looks and functions. Build reusable code and libraries for future use

Development stack

Reactjs

React Native (Typescript)

Node.js

Koa.js/Express.js

MongoDB with Mongoose

PostGreSQL with knex

Remuneration : Based on skill and expertise,

ranging from* 5 to 11 Lakhs Per Annum*

You can expect..

• to play a role in the revolutionisation of Sports.
• a passionate and fast moving work culture; We are a tight-knit team.
• to experience the Victories and Struggles of an early-stage startup.
• to learn and grow with the team.
• competitive salaries and benefits.

Responsibilities and Duties

• Ensure the technical feasibility of UI/UX designs
• Optimize applications for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end services
• Manage server side javascript code.
• Ensure performance, security, and availability of database
• Handle common database procedures such as upgrade, backup, recovery, migration, etc.
• Profile server resource usage, and optimize and tweak as necessary
• Collaborate with other team members and stakeholders
• Adaptability, ability to learn faster, Independant, Responsible and diligent
• Good team spirit and interpersonal skills, excellent written, verbal, communication skills, analytical skills and business thinking.

Qualifications and Skills

• Strong understanding of JavaScript, its quirks, and workarounds
• Basic understanding of web markup, including HTML5 and CSS3
• Experience with advanced CSS programming using LESS or SASS.
• Strong understanding and experience in libraries React.js and React Native
• Strong understanding and experience in Node.js and other server side technologies.
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Proficient understanding of cross-browser compatibility issues and ways to work around such issues
• Familiarity with front-end build tools, such as Grunt and Gulp.js
• Strong proficiency with NoSQL e.g MongoDB. Knowledge of SQL DBMS is a bonus.
• Ability to plan resource requirements from high level specifications
• Capable of troubleshooting common database issues
• Familiar with tools that can aid with profiling server resource usage and optimizing it
• Proficient understanding of code versioning tools, such as Git

Job Type: Full-time

Salary: ₹500,000.00 to ₹1,100,000.00 /year