Java Fullstack Developer

Location: Mumbai (Onsite)

Experience: 4–6 Years

Salary: ₹75,000 – ₹1,200,000 per month (depending on experience & skill set)

Employment Type: Full-time

Job Description

We are looking for a skilled React Developer to join our team in Mumbai. The ideal candidate should have strong hands-on experience in building modern, responsive web applications using React and be comfortable working with at least one backend technology such as Python, Node.js, or PHP.

Key Responsibilities

• Develop and maintain user-friendly web applications using React.js
• Convert UI/UX designs into high-quality, reusable components
• Work with REST APIs and integrate frontend with backend services
• Collaborate with backend developers (Python / Node.js / PHP)
• Optimize applications for performance, scalability, and responsiveness
• Manage application state using Redux / Context API / similar
• Write clean, maintainable, and well-documented code
• Participate in code reviews and sprint planning
• Debug and resolve frontend and integration issues
• Ensure cross-browser and cross-device compatibility

Required Skills & Qualifications

• 6–8 years of experience in frontend development
• Strong expertise in React.js
• Proficiency in JavaScript (ES6+)
• Experience with HTML5, CSS3, Responsive Design
• Hands-on experience with RESTful APIs
• Working knowledge of at least one backend technology:
• Python (Django / Flask / FastAPI) OR
• Node.js (Express / NestJS) OR
• PHP (Laravel preferred)
• Familiarity with Git / version control systems
• Understanding of component-based architecture
• Experience working in Linux environments

Good to Have (Preferred Skills)

• Experience with Next.js
• Knowledge of TypeScript
• Familiarity with Redux / React Query
• Basic understanding of databases (MySQL / MongoDB)
• Experience with CI/CD pipelines
• Exposure to AWS or cloud platforms
• Experience working in Agile/Scrum teams

What We Offer

• Competitive salary based on experience and skills
• Onsite role with a collaborative team in Mumbai
• Opportunity to work on modern tech stack and real-world projects
• Career growth and learning opportunities

Interested candidates can share their resumes at

Job Type: Full-time

Application Question(s):

• If selected, how soon can you join?
• Are you okay with the salary slab (50,000-90,000) , depending upon your experience?
• Have you worked on a production React application where you integrated REST APIs and handled authentication and error scenarios with a backend (Python / Node.js / PHP)?

Experience:

• Total: 5 years (Required)
• Python: 5 years (Required)

Location:

• Mumbai, Maharashtra (Required)

Work Location: In person

About Us

HighLevel is an AI powered, all-in-one white-label sales & marketing platform that empowers agencies, entrepreneurs, and businesses to elevate their digital presence and drive growth. We are proud to support a global and growing community of over 2 million businesses, comprised of agencies, consultants, and businesses of all sizes and industries. HighLevel empowers users with all the tools needed to capture, nurture, and close new leads into repeat customers. As of mid 2025, HighLevel processes over 15 billion API hits and handles more than 2.5 billion message events every day. Our platform manages over 470 terabytes of data distributed across five databases, operates with a network of over 250 microservices, and supports over 1 million domain names.

About the Role

• We’re looking for a Lead Software Engineer with deep expertise in Node.js, MongoDB, and modern frontend frameworks, along with a bold vision for how AI-assisted development can accelerate engineering workflows.
• You’ll join our Snapshots Team, the engine behind how agencies and SaaS creators templatise and clone complete automation systems—workflows, funnels, forms, calendars, settings, and more—instantly across thousands of client accounts.
• Snapshots are now being cloned to over 200,000+ businesses every month, driving rapid onboarding and platform extensibility. The system saves businesses countless hours by replicating complex structures and business processes seamlessly across accounts, making automation scalable, repeatable, and fast.
• Under the hood, Snapshots tackles engineering challenges like asset graph traversal, dependency resolution, real-time syncing across multi-tenant environments, and copying gigabytes of data across accounts—all while managing CPU and memory intensive operations at scale.
• As a Lead Engineer, you’ll own architectural decisions and solve deep product-platform problems around high-performance snapshot cloning, rollback systems, and version management. You’ll collaborate across product, infra, and platform teams while mentoring engineers and driving the long-term roadmap for one of HighLevel’s most strategic surface areas. If you enjoy building technically rigorous systems that scale, this team is where your work will have immediate and visible impact.

Responsibilities

• Lead the design and development of scalable, high-performance systems to improve reliability, latency, and throughput across time-sensitive APIs and workflows
• Own features end-to-end — from architecture and implementation to testing, deployment, and ongoing optimization.
• Work hands-on with technologies like NestJS, Firestore, MongoDB, PostgreSQL, Redis, Queuing Systems and Service Mesh-based microservices.
• Drive technical direction across both product features and platform layers to ensure stability, scalability, and maintainability.Integrate and optimize AI-assisted development tools, improving developer productivity while ensuring accuracy and minimizing hallucinations.
• Collaborate closely with Product, Design, and AI teams to deliver impactful, user-facing features and backend systems.Mentor and support other engineers, fostering a culture of technical excellence, learning, and ownership.Proactively identify and solve performance bottlenecks, scalability challenges, and security concerns in a multi-tenant environment.

Requirements

• 6+ years of backend engineering experience, including designing fault-tolerant systems and working on high-scale platforms.Deep expertise in distributed systems, event-driven architectures, and asynchronous job processing
• Strong experience with relational and NoSQL data models (especially with complex temporal data)
• Experience with modern front-end frameworks (e.g., React, Vue, Angular) and building full-stack web applications.Proven track record of architecting complex systems and delivering scalable, high-performance web apps in production.
• Strong understanding of software design patterns, API design, and microservices architecture in a multi-tenant environment.
• Skilled in guiding technical architecture, making high-impact engineering decisions, and mentoring fellow engineers.Experience with code quality practices, automated testing, CI/CD pipelines, and dev tooling optimization.Excellent problem-solving skills, with clear and collaborative communication across cross-functional teams.

Our People

With over 1,500 team members across 15+ countries, we operate in a global, remote-first environment. We are building more than software; we are building a global community rooted in creativity, collaboration, and impact. We take pride in cultivating a culture where innovation thrives, ideas are celebrated, and people come first, no matter where they call home.

Our Impact

As of mid 2025, our platform powers over 1.5 billion messages, helps generate over 200 million leads, and facilitates over 20 million conversations for the more than 2 million businesses we serve each month. Behind those numbers are real people growing their companies, connecting with customers, and making their mark - and we get to help make that happen.

Job Description:

- Experience with Java 4 to 8 years, Spring Boot, Microservices, Angular, Docker, and Kubernetes

Knowledge of multi-threading concepts, TCPIP, databases, and REST-based JSON APIs

- Experience with build and deployment tools: Maven, Git, JUnit

- Experience building and working with DevOps Toolchains (Github actions, Jenkins)

Experience with responsive UI development

Demonstrates great communication skills and initiative to solve problems and convey solutions to peers and product owners.

Experience with the scrum process

Experience with event-driven architecture.

Knowledge of UI testing and continuous integration

Working knowledge of TDD TDD mindset

- Pair Programming experience

Functional knowledge of the Accounts Payable domain is an added advantage.

W E ' R E H I R I N G !

If you are looking for an exciting and rewarding career path in the IT sector, check out our vacancy! #applynow

➡️ PHP Developers

#experience:- 1 year to 2 years

Should have good experience in PHP, MySQL, jQuery, Ajax development

Knowledge of Codeigniter, WordPress will be advantage

#Perks

~ Every 2nd Saturday : Half Day

~ Festival holidays

~ Leadership opportunity

~ Efficient Employee Engagement Activities

~ Career growth opportunities

~ Friendly Environment

~ Best Salary package

Location: Nanpura, Surat

Preferred Surat located candidate.

Salary: No Bar for the right candidate 

We are looking for a talented Fullstack Developer with 2-5 years of experience to join our engineering team. The ideal candidate will have experience with MongoDB, Express, React, and Node. As a Fullstack Developer, you will be responsible for developing and maintaining our web-based applications and services.

Responsibilities:

• Work collaboratively with the product and engineering teams to develop high-quality web-based applications and services.
• Develop and maintain RESTful APIs using Node.js and Express.
• Design and develop the front-end user interface using React.
• Create and maintain MongoDB databases and related services.
• Develop and maintain automated test cases for both front-end and back-end applications.
• Participate in code reviews and ensure code quality.
• Stay up-to-date with emerging trends and technologies in web development and AI.

Qualifications:

• 2-5 years of experience as a Fullstack Developer with expertise in MongoDB, Express, React, and Node.
• Experience in developing RESTful APIs using Node.js and Express.
• Experience in front-end development using React.
• Experience in database development using MongoDB.
• Strong knowledge of HTML, CSS, and JavaScript.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration skills.
• Experience in automated testing using Jest, Cypress, or other similar frameworks is a plus.
• Experience in AWS or other cloud technologies is a plus.
• Knowledge of AI and machine learning concepts is a plus.

We offer a competitive salary, flexible working hours, and a collaborative work environment. If you are passionate about AI & how teams collaborate, and want to work in a fast-paced, innovative environment, then we want to hear from you.

As Lead Software Engineer, we are looking for a person who loves to engineer design specs into usable interactions. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the development team to understand and bridge the gap between graphical design and technical implementation, taking an active role and defining how the application looks as well as how it works.

This is an innovative role and requires a candidate who is extremely motivated, dedicated, and passionate about development. It's a high growth opportunity to be part of a fast-growing startup!

Key Responsibilities :

- Build scalable web applications using MERN Stack
- Convert visual designs to UI elements with an acute eye for detail and design fidelity
- Make web applications responsive and cross-browser compatible
- Optimize application performance and reduce page loading speed
- Collaborate with various teams to develop new features
- Ability to work under pressure and deliver projects with tight deadlines
- Implement unit tests and integration tests to drive development efficiency.

Requirements :

- 3 years of work experience comprising of Backend(preferably NodeJS), Frontend (React/Angular) and Software Design/Architecture
- 2+ years experience building Production grade applications on ReactJS or Angular - STRICT REQUIREMENT
- Expertise in building UI components in a reusable manner.
- Knowledge of messaging services like Apache Kafka, RabbitMQ
- Experience in integrating REST APIs and developing data processing pipelines
- Experience in distributed web services development and chaining
- Understanding of cloud services like AWS and GCP
- Experience with DevOps technologies such as Docker, Kubernetes, Jenkins, CI/CD, etc
- Experience in working with Mapping Library like Google Maps, Mapbox or Leaflet is a plus.

Salary - 4-6.5 lpa