Full Stack Lead Developer

About the Role :

We are seeking a highly skilled Lead Software Developer with a strong background in SaaS product development and expertise in designing scalable, secure, and resilient systems. You will lead the technical architecture of our cloud-native platforms, manage cross-functional

engineering efforts, and implement best practices across backend, frontend, and infrastructure layers.

This is a leadership role based on-site in Jaipur and ideal for someone who enjoys solving complex system challenges and building high-impact software.

Key Responsibilities:

● Lead the design and implementation of scalable SaaS application architecture

● Architect and develop solutions using Laravel, NestJS, Node.js, and AWS

● Build and manage microservices and serverless infrastructure for high availability and maintainability

● Implement and manage asynchronous and parallel request handling for optimized system performance

● Design and scale load handling and queue management systems using BullMQ and Redis

● Develop and integrate real-time data workflows using webhooks and external APIs

● Configure and manage Node.js clusters for performance and fault tolerance

● Collaborate with frontend developers working on React and Vue.js to deliver seamless UI/backend integration

● Ensure code quality, observability, and maintainability across services

● Monitor, debug, and resolve issues in production using logs and performance tracking tools

● Drive CI/CD implementation, infrastructure automation, and DevOps practices

Required Skills & Qualifications:

● 5 - 7 years of experience in full-stack or backend software development

● Proven experience as a Lead Developer on SaaS products

● Proficient in Laravel, NestJS, and Node.js

● Deep understanding of BullMQ, Redis, and message/queue-based architectures

● Experience with asynchronous processing, parallel request handling, and load distribution

● Proficient in microservices and serverless architecture patterns

● Strong command of AWS (EC2, Lambda, RDS, S3, API Gateway, IAM, CloudWatch)

● Hands-on experience with webhooks, job queues, background tasks, and rate-limiting strategies

● Familiarity with Node.js cluster mode and scaling strategies

● Solid experience in debugging, tracing, and performance monitoring

● Frontend integration experience with React or Vue.js (please specify your exposure)

● Strong leadership, collaboration, and mentoring abilities

Preferred Skills (Nice to Have):

● Experience with Docker, Kubernetes, and CI/CD pipelines

● Exposure to event-driven architecture and multi-tenant SaaS platforms

● Familiarity with observability tools such as Grafana, Datadog, or New Relic

Job Description

We are looking for a talented Java Developer to work in abroad countries. You will be responsible for developing high-quality software solutions, working on both server-side components and integrations, and ensuring optimal performance and scalability.

Preferred Qualifications

• Experience with microservices architecture.
• Knowledge of cloud platforms (AWS, Azure).
• Familiarity with Agile/Scrum methodologies.
• Understanding of front-end technologies (HTML, CSS, JavaScript) is a plus.

Requirment Details

Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience).

Proven experience as a Java Developer or similar role.

Strong knowledge of Java programming language and its frameworks (Spring, Hibernate).

Experience with relational databases (e.g., MySQL, PostgreSQL) and ORM tools.

Familiarity with RESTful APIs and web services.

Understanding of version control systems (e.g., Git).

Solid understanding of object-oriented programming (OOP) principles.

Strong problem-solving skills and attention to detail.

Job Description:

We are seeking a skilled MERN Stack Developer to join our team. The ideal candidate will have 3 to 7 years of experience in developing web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js). You will be responsible for designing and implementing innovative solutions to meet our company's needs. If you are passionate about technology and thrive in a fast-paced environment, we want to hear from you.

Responsibilities:

Develop and maintain web applications using the MERN stack.

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

Write clean, efficient, and maintainable code.

Implement front-end interfaces using React.js.

Design and develop RESTful APIs using Node.js and Express.js.

Integrate third-party APIs as needed.

Optimize application performance for maximum speed and scalability.

Troubleshoot and debug issues that arise during development and in production.

Stay up-to-date with emerging technologies and best practices in web development.

Requirements:

Bachelor's degree in Computer Science, Engineering, or related field.

3 to 7 years of experience in web development.

Proficiency in the MERN stack (MongoDB, Express.js, React.js, Node.js).

Strong understanding of JavaScript, HTML, CSS, and related web technologies.

Experience with front-end frameworks such as Bootstrap or Material-UI.

Knowledge of state management libraries such as Redux or MobX.

Familiarity with version control systems (e.g., Git).

Excellent problem-solving and communication skills.

Ability to work independently and as part of a team.

Experience with Agile development methodologies is a plus.

Knowledge of GraphQL is a plus.

We are looking for a FULL-TIME OFFICE POSITION Java Developer (2-3 years experience) who is proficient with coding and can design, develop, test, and implement Java applications and resolve technical issues.

As a Java Developer, we are looking for a highly skilled candidate, who will be responsible for building great web applications in Java, analyzing business objectives and user requirements, suggesting necessary changes for the existing Java applications, compiling detailed technical documentation, and determining application functionalities and features.

Do you think you fit this description well? Then apply now!

Expected Responsibilities

• Understanding the business requirements
• Designing and developing the front end for customer-facing applications using the MVC framework
• Creating RESTful APIs for the front-end developers with and with ORM or raw query for any Database technologies like MySQL or MongoDB
• Creating self-contained, reusable, and testable modules and components
• Ensuring a clear dependency chain regarding the app logic as well as the file system
• Supporting continuous improvement by investigating alternatives and technologies and presenting these for architectural review
• Writing non-blocking code and resorting to advanced techniques, such as multi-threading, when required

Required Skills And Qualifications

• MCA/BTech degree in Computer Science, Engineering, or a related subject
• Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
• Experience with Docker or any other containerization tools
• Growth mindset and a positive and collaborative attitude
• Professional, precise communication skills
• Fluency in English, both written and spoken

Must-Haves

• At least 2-3 years of experience as a Java Developer
• Experience with Amazon Web Services (S3, Lambda, Elastic Beanstalk, and other AWS modules)
• Hands-on experience in Core Java, Spring Boot, and Spring framework (Embedded Tomcat), REST API skills
• Deep understanding of Java, servlets in J2EE, web-based request handling with Microservices architecture
• Experience with JavaScript-based front-end frameworks like Angular JS or React JS
• Good understanding of Design Patterns, Data structures, and Algorithms
• Exposure to Agile principles and methodologies, including Continuous Integration and Test Driven Development
• Comprehensive knowledge of OO design principles and development patterns
• Java Batch Scheduling (e.g., Flux, Quartz) knowledge
• Previous experience working with clean code, SOLID principles, TDD

A Little About Who We Are

Klizo Solutions, founded by Joseph Ricard, is an IT company that develops outstanding applications and techs in an enterprise environment, located near CC2 in the New Town Area, Kolkata.

But it isn’t the first brainchild of our founder, as he also has multiple start-ups to his credit, including one of the largest music apps in the Philippines and Italy and a first-of-its-kind Cannabis Vending Machine.

So, naturally, being a part of a company founded and run by such a visionary tech leader and a serial entrepreneur, our employees always have ample opportunities to learn and grow as the company evolves.

Currently, our big happy Klizo family consists of 50+ employees. But we want to extend the happiness of working and collaborating with talented individuals even further. And by this, we mean we will hire more talents over the next few weeks!

Perks Of Being A Klizonian

• Training will be provided (if required)
• 5-day working in a week
• On-time salary every month
• Cool and approachable management
• Numerous opportunities for growth

Job Type: Full Time

Skills required – Javascript,Mongodb,Angularjs,Nodejs

Level:P1-Exp -1-2 years

Location – Pune

Acrobyte Technologies, founded by an IIT Delhi alumni, has been Actively Learn's technology partner for over six years. Actively Learn is an educational technology company, based out of Seattle, USA, founded by a Harvard educated former Microsoft director and an education PhD who also founded a private school in Virginia.

We’ve built a digital, award-winning, reading platform, backed by the Bill and Melinda Gates Foundation and the National Science Foundation, that is used in over 45,000 schools and by 150,000 teachers in the USA and overseas. Actively Learn is part of Achieve3000, a leading education platform that provides differentiated reading and instruction with over 2 million students using the platform. Actively Learn also serves as the innovation arm, leading new technology initiatives for the company.

Technology Stack

React JS, Typescript, Backbone JS, Node JS, C#, .NET, MySql, AWS, Mocha and Chai, JMeter, Neoload Selenium, Katalon.

Job Requirements

• 2+ years JavaScript experience
• 2+ years frontend React JS framework experience
• 1+ years of backend development experience (Node JS, C# dot NET, Java, Python, etc)
• 2+ years relational database experience (MySql, MSSQL, or PostgreSQL)
• Computer Science or related Engineering degree from a top-tier college

Job Highlights

• Do you like solving real life problems using technology? Actively Learn is on a mission to make students read for depth. Come join us on our journey.
• We are a small and skilled team. You will get to learn the complete life cycle of building a successful product.
• Opportunity to play multiple roles on the Engineering team (front-end development, back-end development, testing, devops, automation) and develop those skills.
• We maintain the strictest and highest code quality standards and take pride in that. There will be a huge learning in how to think and write clean code.
• Being an efficient agile company we work on various technologies and part of the role will be to research latest technologies and lead implementation.
• Flexible and fun work environment focused on innovation and creativity. We work out of 91 Springboard, the biggest co-working space in India, which allows for networking and collaboration opportunities.
• Highly competitive salary.
• Opportunity to travel to USA and work closely with the Seattle team.

Full Stack Developers at The Seenit Co. are passionate about using technology to create an impact on the world they live in. At Seenit, you will get to collaborate with an accomplished team that loves solving real-world problems. You will get to work on cutting edge projects that will shape the next phase of growth for the global luxury industry.

Seenit’s suite of products enables the leading luxury retailers around the world to transform their customer experience and build loyal relationships with their customers. The apps allow retailers to make use of their existing infrastructure and resources to deliver a truly omnichannel experience in today's rapidly changing world of shopping.

We would welcome someone to the team who:

• Loves to write “clean”, well designed code to solve complex problems
• Can design, develop and test the core product software and databases to ensure strong optimization and functionality
• Is inclined to contribute in all phases of the development lifecycle and takes end to end ownership of the project
• Follows best industry practices
• Is excited to support others to succeed and shine in a collaborative team culture

• 1+ years of experience in developing web based applications
• Good knowledge of NoSQL databases, and query optimisations
• Experience with MongoDB, Express JS, React JS, Node JS
• Ability to pay attention to UI detail and develop amazing, non-standard user experiences
• Exposure to TypeScript will be plus

• 5+ years of experience participating in the delivery of technology services.
• A proven ability to learn new applications & innovate in technology
• Strong Experience in technologies like Node, Webservices and Microservices
• Experience with cloud components and services and containerization technologies is desirable
• Exposure to ReactJS mandatory
• Experience working with multiple types of datastores: Mongo DB, SQL
• Experience in integrating, designing and developing solutions is desirable
• Experience with CI/CD and TDD is desirable
• Frameworks - Express , Hapi , feathers
• Strong knowledge in Javascript