Tech Lead / Senior Developer

Develop and maintain scalable applications using MongoDB, MySQL/PostgreSQL, Node.js, Express.js, React.js, and TypeScript.

Design, develop, and optimize RESTful APIs and GraphQL services.

Lead and mentor a team of developers, ensuring best coding practices, performance, and security.

Collaborate with UI/UX designers, product managers, and DevOps teams to streamline development.

Contribute to AI-powered application development (if experienced in AI/ML).

Required Skills & Qualifications

✅ 2.5+ years of experience in MERN stack development.

✅ Expertise in React.js, TypeScript, Node.js, and Express.js.

✅ Strong database management skills with MongoDB, MySQL, or PostgreSQL.

✅ Proven experience in leading development teams and conducting code reviews.

✅ Excellent problem-solving and communication skills.

✅ Bonus: Experience in AI/ML-based applications is a plus.

Why Join Us?

🚀 Exciting Projects – Work on AI-driven and scalable web solutions.

🤝 Leadership Opportunity – Lead and mentor a talented team of developers.

💰 Competitive Compensation – ₹40K - ₹60K per month.

🏡 Dynamic Work Environment – Collaborative, innovation-driven workplace.

🚀 We’re Hiring: React + Node.js Developer (Full Stack)

📍 Location: Pune

💼 Experience: 5–8 years

🕒 Notice Period: Immediate to 15 days

About the Role:

We’re looking for a skilled Full Stack Developer with hands-on experience in React and Node.js, and a passion for building scalable, high-performance applications.

Key Skills & Responsibilities:

Strong expertise in React (frontend) and Node.js (backend).

Experience with relational databases (PostgreSQL / MySQL).

Familiarity with production systems and cloud services (AWS / GCP).

Strong grasp of OOP / FP and clean coding principles (e.g., SOLID).

Hands-on with Docker, and good to have exposure to Kubernetes, RabbitMQ, Redis.

Experience or interest in AI APIs & tools is a plus.

Excellent communication and collaboration skills.

Bonus: Contributions to open-source projects.

Build the future of 3D virtual and hybrid events with Sarcon. Fast-growing profitable startup working with top brands across the globe.
We are recognized by the Government of Singapore & are a NASSCOM 10K startup. We also have a bunch of prestigious recognitions to our name. Our technology has powered virtual, hybrid and physical events of all sizes, from large international conferences to focused B2B meets in industries ranging from defense, information technology, aerospace to medicine and nanotechnology. The engineering team behind Sarcon consists of patent-holding engineers having worked for the likes of Intel, Qualcomm, Oracle, and L-Brands. We are continually working on adding products and features to our arsenal to make your events world-class.

In this role you would get to work closely not only with a highly smart and dedicated group of technologists but also with the sales and customer success teams as you help deliver the delightful experience customers have started to expect from Sarcon.

The role would be of interest to you if:

1) You want to build a world-class B2B2C product (A product used by businesses and end customers).
2) Are excited by the prospect of building cutting edge, scalable,secure, and intuitive applications.

3) You want to work on a product that is seeing exponential growth in demand and are excited by the challenges of building technology to support this demand

4) You want to work on stuff where the impact of your work will be seen by hundreds of thousands of industry leaders across industries

5) You want to push yourself to your limits and build a world-beater

Bonus-
Experience with Docker
Setting up scalable systems on the cloud 

Key responsibilities:

1. Work on full-stack development with Primary Laravel PHP, JavaScript & Secondary- NodeJS,React

2. Work on building high-performance scalable applications for the global audience

Salary is negotiable for rockstar candidates.

Job Description:

Responsibilities:

·      Participate in the entire application lifecycle, focusing on coding and debugging

·      Ability to design and document the product features, codes.

·      Self-driven and ability to take up ownership of things

·      Write clean code to develop functional applications, automation scripts, test cases

·      Troubleshoot and debug applications

·      Collaborate with developers, cross-functional teams to identify issue, new features and come up with solutions

·      Gather and address technical and design requirements

·      Provide training and support to internal teams

·      Build reusable code and libraries for future use

·      Ability to sync with other developers, designers to identify issues, new features and improvements

Requirements and skills:

·      Solid understanding of linux development environment and systems

·      Expert level knowledge of Python along with frameworks like Django, flask

·      Proficient in writing unit test cases using Pytest framework.

·      Expert level knowledge of SQL databases like MySQL and PostgreSQL

·      Good knowledge of design principles and databases

·      Knowledge of front technologies like Typescript, ReactJs

·      Knowledge of Caching techniques using Memcached and Redis

·      Experience of using queueing service line Kafka

·      Solid understanding of microservices architecture

·      Knowledge of AWS cloud services

·      Expert in serverless technologies like lambda along with API gateway

·      Knowledge of Git, Jira, CI/CD pipelines and containerization like docker

·      Knowledge of logging and monitoring tools like Grafana or Newrelic

 Strong experience in front-end design and development minimum 3+ Year to implement responsive, robust/secure, user-friendly/functional, network -sensitive web applications.  Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.  Experience with modern frameworks such as Nodejs, AngularJS Express  Experience in building API and WebSockets for client-server communication with security considerations.  Experience with server-side.  Experience with web services API integration (Rest, JSON, XML).  Ability to understand requirements and map to technical implementation.  Strong knowledge of best practices and modern web design trends is necessary.  Excel at rapid prototyping and at writing good code.  Experience with modern version control.  (GIT or BitBucket).  Experience with testing/debugging in multiple platforms.  Experience with HTML CSS frameworks such as bootstrap.  Understanding of general user experience and UI design principles.  Agile methodologies.  Self-motivated, thinking up and executing own ideas. 

Desired Candidate Profile Below are the qualifications and skills that are expedcte of a full-stack developer:

 Bachelor’s degree in computer science, engineering, or a related technical field  Excellent knowledge of front-end web programming languages, such as HTML, CSS, JavaScript, and AngularJS, with ability to render server-side and client-side content  A working knowledge of shopify app development with technologies, Node, Javascript, React, HTML, CSS3, AWS etc and MongoDB or relevant databases.  Familiarity with common programming design patterns and best practices  Experience with common web development tools and services, such as version control software, package managers, and CI/CD pipelines  Excellent written and verbal communication skills  Expert in JavaScript, DOM, CSS3 and HTML

Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.

Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.

We are backed by Y Combinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.

Join us, if you find this as exciting as we do!

Description:

We are looking for a skilled computer programmer who is comfortable with both front and back end programming. Hands-on with UI and server-side is highly desirable.

You will get hands-on experience in the latest technologies and skills including product design and architecture. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.

Responsibilities:
- Work alongwith teams and product managers to ideate software solutions. 
- Design, build and develop front end application features.
- Design, build and develop microservices and backend server applications.
- Designing and scaling databases and servers.
- Ensuring analysis, efficiency, responsiveness and cross-platform compatibility of applications through captured  metrics, testing frameworks, and debugging methodologies.
- Owning and delivering end-to-end products, features, enhancements.
- Hands-on coding and development.
- Technical documentation through all stages of development

Requirements:
- Degree in Computer Science or related discipline with 6-10 years of experience.
- Hands on with Reactjs or similar framework/library.
- Proficiency with server side languages such as Nodejs, Python.
- Proficiency with at least one no-sql database such as MongoDB.
- Good understanding of CI/CD processes.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology

At BigRadar we automated consumer interactions using Chatbots. You'll be working in the backend to create services to make it happens. Obviously, we're looking for self-driven individuals who're proud of their code and do care about no more spaces.

Requirements:

• At least 3 years experience.
• Writing HTML, CSS, and JavaScript.
• Expertise in front end framework like Angular (preferred) or React.
• Expertise in back-end programming language JavaScript, TypeScript, NodeJs.
• Working with RDBMS such as Postgres or MySQL.
• Experience implementing testing platforms and unit tests.
• Proficiency with Git.
• Appreciation for clean and well-documented code.
• Understanding of microservices and distributed systems.
• Experience working with AWS infrastructure.
• Docker or Kubernetes.
• Message queues such as Kafka.
• CI/ CD tools such as Jenkins.

BigRadar is an early-stage SaaS company which delivers great customer satisfaction. Our monthly Monthly revenue rate is increasing rapidly which create great career opportunities for people working with us.

Since, our primary customer base in London, UK. We will soon launch our office there!

In Brief
Urgent Hiring • Re-location Required
Company Founded 2018 • 1-5 employees
Internet and Technology Startup • Bootstrapped

About us
Based out of Egypt and with presence in the GCC, Quesst Technologies is an early Internet and Tech Startup committed to helping thousands of nationals, residents and travelers in the MENA region, saving them time and effort in seeking reliable and credible knowledge within their communities and localities.

Quesst, the company's flagship platform, is a hyper-local Q&A and knowledge sharing platform that offers the necessary infrastructure for users seeking information to meet, share, engage and interact with one another and with verified subject matter experts.

Who we're looking for
Ideally the successful candidate will have experience in the start-up world and is in a position for a new challenge to take this company to the next level. Someone who is passionate about delivering a scalable and highly performant state-of-the-art cloud-based platforms built with technologies utilizing the JavaScript ecosystem, AI/ML and the latest web technologies to help solve exciting real world problems.

We are looking for an agile and entrepreneurial leader with strong people leadership and technical capability who has a problem-solving and analytical aptitude, excellent communication and presentation skills, is familiar with statistics, has a business acumen, independent, positive can-do attitude, and passion for excellence to the workplace.

Your role and our tech stack
Reporting to the founder, you will be expected to develop, deploy and oversee the execution of the tech strategy, product road-map and operations to ensure alignment with our businesses goals as we grow and scale. You will play a key part in the organisation's success, taking the current MVP and developing it further to move the company through to early stage funding and into profit.

Quesst's is built using React.js [Frontend], Node.js [Backend], PostgreSQL [DB], Amazon EC2 [Application Hosting], Amazon S3 [Media Storage Service], and Amazon SES [Email Sending Service]. You will be responsible for implementing full-stack features and collaborate with other team members to plan each sprint. You’ll be working across the entire system architecture and be responsible for designing, implementing and maintaining restful APIs, micro-services and databases.

Your key responsibilities

• Develop, improve and optimize the structure, quality, and extensibility of current software technologies, codebases and databases
• Prototype ideas to quickly access viability and iterate based on feedback from the team
• Build robust, web-based applications interacting with databases, file-systems and APIs
• Write custom code or integrate open source technologies as needed to find solutions to problems
• Design and build effective APIs; Create servers and databases for functionality
• Design client-side and server-side architecture; Design the data model ensuring scalability
• Accurately translate screen designs into functional front-end code; Develop features and with a mobile responsive design
• Write high-quality, extensible, testable and reusable code and libraries; Conduct code reviews and establishment of best practices
• Participate in planning activities; Estimate accurate stores for new features and design product features
• Help define processes and build tools as needed to scale the solution and the team
• Create and lead the product road-map; Proactively breakdown work, manage development sprints, identify risks and explore solutions
• Test software to ensure responsiveness and efficiency; Troubleshoot, debug and upgrade software; Aggressive problem diagnosis and creative problem solving
• Steer the business on timescales, prioritization and costs on competing development requirements
• Drive rigorous, and weekly product releases and lead required integration efforts with partners and/or third-party software services
• Guide the development in design, architecture and platform choices with strong focus on quality, speed, stability and scalability
• Identify and establish best practices and frameworks keeping in mind parameters of performance, responsiveness, security, maintainability, extensibility, and reuse; Work collaboratively in a lean and agile environment; Write technical documentation
• Recommend and implement new technologies, improvement of existing tech and set-up and future-proofing our technology that can help the company optimize efficiency and productivity and lead edge thinking and knowledge of innovative technologies i.e. AI, ML, blockchain, etc..

Your qualifications

• Minimum of BSc in Computer Science/IT/Electronics/Software Engineering or a comparable degree program
• Proven experience of 2-5 years of full-stack development of web applications; 2+ years building front-end interfaces with React.js & Redux workflows and 2+ years building back-end and maintaining server applications on Node.js, PostgreSQL and designing APIs
• Expert in traditional web-dev stack (HTML5, CSS3, JS); Strong in core JavaScript (ES5, ES6, ESNext, TypeORM and Typescript) and JS object model
• Experience with Linux environments and using the shell and command line terminals (preferred)
• Professional coding experience in object-oriented and scripting languages; Extensive experience building client-side web applications using React
• Proficient with:
  • JavaScript Frameworks (ReactJS/NextJS/Redux) and Node.js Frameworks (Express.js)
  • Client-side MVC frameworks such as NodeJS, React JS, NextJS, Redux, and AngularJS; Knowledge of isomorphic React
  • Configuration of various servers to run web application servers, databases, etc.; Web server technologies like Nginx, NodeJS, Apache, etc.
  • Frontend CSS frameworks like Bootstrap, Material UI and preprocessors like SASS and SCSS/LESS
  • Writing and integrating middleware; Experience with Redux Saga and Thunk
  • Architecture, design, queries of Relational databases (PostgreSQL, MySQL and other RDBMS)
  • Modern JS tooling (NPM, Webpack, Babel, ESLint and Prettier)
  • Developer tools, such as Visual Studio Code
  • Code versioning tools and Git version control systems (Github); Containerization systems (Docker)
  • Strong in data structures, XML technologies, JSON parsing
  • Caching frameworks and mechanisms, work-task queues, transactions and messaging queues (Redis, Memcached, RabbitMQ and others)
  • Building real-time applications using Web Sockets (Socket.io)
  • Web and mobile push notifications and cloud message APIs (GCM, APNS, OneSignal, etc.)
  • Setting up cron jobs and schedule task execution
  • Handling Services, RESTful, APIs, third party libraries and APIs (Google APIs, AWS, Zendesk, etc.)

• Experience with API gateway, distributed infrastructure architectures and applications tuning/profiling; Experience working with microservices
• User authentication and authorization between multiple systems, servers, and environments; Understanding of “session management” in a distributed server environment
• Experience with REST API and web service construction, integration and architecture and working with remote data via REST and JSON
• Knowledge of modern authorization mechanisms, such as JSON Web Token, Authentication and Security Technologies
• Familiarity with building secure systems (OWASP secure coding practices or similar)
• Architect and cloud-deploy applications on AWS and other cloud providers
• Deep understanding of Test-Driven Development (TDD)
• Build and manage end-to-end and UI tests; Experience writing tests (unit, integration, functional, etc.), and using testing frameworks
• Build third-party integrations like Slack, Stripe, Google and supporting their workflow
• Provision DevOps tooling with continuous integration; Build modern Front-end build pipelines and tools
• Contribute to API documentation including API description languages like Swagger; Document and diagram functional flows and architectures
• Experience in building rich PWA applications; Experience in responsive design, cross browser compatibility and website performance
• Understanding of how browsers and DOM work; Understanding and experience with asynchronous processing, partial page refresh, DOM traversal and manipulation
• Expert level using Web Analytics tools (Google Analytics and others); Experience with open source software development
• Experience with localization and internationalization of applications (working with multi-site setups, multi-language, i18n, etc.)

Some desired extras and good to have skills

• Knowledge of cyber-security, malware analysis, threat detection and/or sandboxing technology
• Preferably has knowledge of working in big data (Spark, Kafka, Hadoop) and machine learning ecosystems
• Strong background in security and data analytics and on-premise data experience
• Experience and familiarity with:
  • Architecture, design, queries and aggregation of NoSQL databases (MongoDB, Cassandra and others)
  • Elasticsearch and ELK stack
  • Developing integrations for global OTAs
  • OpenAPI
• Knowledge of multiple backend languages and framework

We offer you

• A unique entrepreneurial opportunity to build something from the ground up and scale it up to a major regionally recognizable brand
• A great learning curve in a collaborative environment with no barriers for initiatives
• Leading compensation package including salary free of local taxes, accommodation allowance for local hire or shared accommodation for international hire, free medical care from company physician, free government healthcare membership, transport allowance, paid airfare to the country of origin, paid leave and end of service according to local labor law.

Your professional career growth opportunities
As you help us grow Quesst, we will help you grow and professionally develop. Joining us at this stage, you will have the opportunity to be part of the core team if you prove you have what it takes and will be given the opportunity to:

• Lead and develop a technical strategy for the company, which involves goal setting, discussing options, and analyzing risks with the management team, CEO and board members
• An opportunity to build and manage a business unit from scratch and scale it up to success at a regional level
• Attract and retain top tech talent, mentor and manage the team as it grows
• Develop and manage KPIs for the tech team and create a challenging work environment

Have we caught your attention?
Send us your application including your resume, salary expectations and earliest starting date.

We’re looking forward to your application!