Senior Java Developer

Role Overview:

As a Backend Developer at LearnTube.ai, you will ship the backbone that powers 2.3 million learners in 64 countries—owning APIs that crunch 1 billion learning events & the AI that supports it with <200 ms latency.

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What You'll Do:

At LearnTube, we’re pushing the boundaries of Generative AI to revolutionize how the world learns. As a Backend Engineer, your roles and responsibilities will include:

• Ship Micro-services – Build FastAPI services that handle ≈ 800 req/s today and will triple within a year (sub-200 ms p95).
• Power Real-Time Learning – Drive the quiz-scoring & AI-tutor engines that crunch millions of events daily.
• Design for Scale & Safety – Model data (Postgres, Mongo, Redis, SQS) and craft modular, secure back-end components from scratch.
• Deploy Globally – Roll out Dockerised services behind NGINX on AWS (EC2, S3, SQS) and GCP (GKE) via Kubernetes.
• Automate Releases – GitLab CI/CD + blue-green / canary = multiple safe prod deploys each week.
• Own Reliability – Instrument with Prometheus / Grafana, chase 99.9 % uptime, trim infra spend.
• Expose Gen-AI at Scale – Publish LLM inference & vector-search endpoints in partnership with the AI team.
• Ship Fast, Learn Fast – Work with founders, PMs, and designers in weekly ship rooms; take a feature from Figma to prod in < 2 weeks.

What makes you a great fit?

Must-Haves:

• 2+ yrs Python back-end experience (FastAPI)
• Strong with Docker & container orchestration
• Hands-on with GitLab CI/CD, AWS (EC2, S3, SQS) or GCP (GKE / Compute) in production
• SQL/NoSQL (Postgres, MongoDB) + You’ve built systems from scratch & have solid system-design fundamentals

Nice-to-Haves

• k8s at scale, Terraform,
• Experience with AI/ML inference services (LLMs, vector DBs)
• Go / Rust for high-perf services
• Observability: Prometheus, Grafana, OpenTelemetry

About Us: 

At LearnTube, we’re on a mission to make learning accessible, affordable, and engaging for millions of learners globally. Using Generative AI, we transform scattered internet content into dynamic, goal-driven courses with:

• AI-powered tutors that teach live, solve doubts in real time, and provide instant feedback.
• Seamless delivery through WhatsApp, mobile apps, and the web, with over 1.4 million learners across 64 countries.

Meet the Founders: 

LearnTube was founded by Shronit Ladhani and Gargi Ruparelia, who bring deep expertise in product development and ed-tech innovation. Shronit, a TEDx speaker, is an advocate for disrupting traditional learning, while Gargi’s focus on scalable AI solutions drives our mission to build an AI-first company that empowers learners to achieve career outcomes. We’re proud to be recognised by Google as a Top 20 AI Startup and are part of their 2024 Startups Accelerator: AI First Program, giving us access to cutting-edge technology, credits, and mentorship from industry leaders.

Why Work With Us? 

At LearnTube, we believe in creating a work environment that’s as transformative as the products we build. Here’s why this role is an incredible opportunity:

• Cutting-Edge Technology: You’ll work on state-of-the-art generative AI applications, leveraging the latest advancements in LLMs, multimodal AI, and real-time systems.
• Autonomy and Ownership: Experience unparalleled flexibility and independence in a role where you’ll own high-impact projects from ideation to deployment.
• Rapid Growth: Accelerate your career by working on impactful projects that pack three years of learning and growth into one.
• Founder and Advisor Access: Collaborate directly with founders and industry experts, including the CTO of Inflection AI, to build transformative solutions.
• Team Culture: Join a close-knit team of high-performing engineers and innovators, where every voice matters, and Monday morning meetings are something to look forward to.
• Mission-Driven Impact: Be part of a company that’s redefining education for millions of learners and making AI accessible to everyone.

We’re hiring a hands-on Full-Stack Developer to join as our first technical hire and help turn our operational edge into scalable software. You’ll work directly with the founding team to:

* Build internal and guest-facing tools in React

* Develop a Node.js backend to power core workflows

* Integrate with property management software APIs (e.g., Guesty, Hostaway, Airbnb)

* Implement and extend functionality using AI APIs like OpenAI (required)

Our Stack

* Frontend: React

* Backend: Node.js (Express or similar)

* Database: MongoDB or Postgres

* APIs: REST/GraphQL, PMS integrations

* AI: OpenAI API and related services

Must-Have Skills

* 2+ years of full-stack development experience

* Strong proficiency in React and Node.js

* Demonstrated experience integrating external APIs (especially SaaS or PMS platforms)

* Familiarity working with OpenAI or other AI APIs

* Ability to work independently and ship quickly

Nice to Have

* Background in hospitality, rentals, or operational software

* Experience building dashboards or guest lifecycle tools

* Bonus: Prior experience with Guesty, Hostaway, or PMS APIs

Position Title: Senior Software Developer

Freestone Infotech is a global IT solutions company providing innovative best-in-class turnkey solutions toenterprises worldwide. http://freestoneinfotech.com/

Experience: 5+ yrs

Core Experience:

• Experience in Core Java, J2EE, Spring/Spring Boot, Hibernate, Spring REST, Linux, JUnit, Maven, Design Patterns.

• Sound knowledge of RDBMS like MySQL/Postgres, including schema design.

• Proficient in general programming, logic, problem solving, data structures & algorithms

• Exposure to Linux environment.

Secondary Skills:

• Agile / Scrum Development Experience preferred.

• Comfortable working with a microservices architecture and familiarly with NoSql solutions.

• Experience in Test Driven Development. • Good analytical, grasping and problem-solving skills.

• Excellent written and verbal communication skills.

• Hands-on skills in configuration of popular build tools, like Maven and Gradle

• Good knowledge of testing frameworks such as JUnit.

• Good knowledge of coding standards, source code organization and packaging/deploying.

• Good knowledge of current and emerging technologies and trends.

Job Responsibilities:

• Design, Development and Delivery of Java based enterprise-grade applications.

• Ensure best practices, quality and consistency within various design and development phases.

• Develop, test, implement and maintain application software working with established processes.

Education and Experience: • Bachelor’s / master’s degree in computer science or information technology or related field.

What you need to succeed in this job ?

• MS or BS/B.Tech in computer science or equivalent experience from top college.
• Minimum 2+ Experience in Java 8, Spring Boot, Spring Cloud, Spring Cloud Gateway etc
• Good understanding of Design Patterns usage and implementations.
• REST Services and understanding and implementation of Microservices Architecture.
• Unit testing tools – Junit & Mockito.
• Experience is PostgreSQL database is must, 
• Excellent data structure & algorithm and problem solving skills.
• Should be an active contributor to developer communities like Stackoverflow is added advantage.
• Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development (Prometheus, Elasticsearch, Kafka).
• Must be a proven performer and team player that enjoy challenging assignments in a high- energy, fast growing and start-up workplace.
• Must be a self-starter who can work well with minimal guidance and in fluid environment.

JOB DESCRIPTION: FULL STACK DEVELOPER

About Company: Do you want to work in a fast growing company by doing meaningful work and have fun doing it? Remitbee, a FinTech with headquarters in Canada and office in Chennai is seeking a skilled full stack developer with experience in React and Node JS. Individuals who apply for Remitbee careers should be passionate about tech and driven towards innovating the industry further with the Remitbee team. This position will be based out of Chennai.

This position also comes with the opportunity for career growth and working hour flexibility. We look forward to reading your application. At least 3+ years of experience in backend technologies like Node.js, Express, Sequelize

What will you do?

·      Work in an agile team of developers, QA, DevOps and founders

·      Implement new systems and redesign legacy systems, using leading technologies, to support advancing Research business requirements

·      Research and analyze business and system needs. Explore solution options to recommend designs and technologies

·      Writing test cases

Skills and requirements:

·      At least 3+ years of experience in backend technologies like Node.js, Express, Sequelize

·      Experience in frontend technologies such as React JS, Next JS, Material UI

·      Experience with automated task runners such as Grunt or Gulp

·      Experience in Database like MySQL and/or PostgreSQL

·      Comfortable applying engineering best practices for Test Driven Development, integration testing version control, release management, work estimation and planning

·      Experience to work with Rest and GraphQL APIs

·      You know how to use Git,

·      You are passionate about code quality. Writing tests and documentation belong to your natural workflow.

·      Participate in or lead all parts of the software development lifecycle, including analysis, design, programming, testing, implementation, and support.

·      A history of active contributions to open source projects

Competencies:

·      Strong communication skills

·      Self-Motivated

·      Willingness to learn new tools and technology and work in a collaborative environment

Note: Candidate must worked on more into backend development (NodeJS)

Senior PHP Laravel Developer

Position: Senior PHP Laravel Developer
Experience Required: up to 3 years
Positions: 03

About us:

Saakh is building a social networking platform for businesses who sell on credit in order to solve for their payment collection challenges faced by every seller on a day to day basis. Our vision is to make payments collections timely and automatic for these businesses. Saakh is building a community of trustable businesses. We are building an eco-system where a business who has cheated once can never cheat again.  

Job description

You will be responsible for handling entire back-end infrastructure of Saakh. You will work closely with founder and CTO to discuss the strategy and to implement the said aforesaid within the deadlines. Saakh is a fast-moving start-up who is at the early stages, timely execution is of paramount importance.

Job responsibilities

• Build innovative, state-of-the-art applications.
• Ensure HTML, CSS, and shared JavaScript is valid and consistent across applications.
• Prepare and maintain all applications utilizing standard development tools.
• Utilize backend data services and contribute to increasing existing data services API.
• Lead the entire web application development life cycle right from concept stage to delivery and

post launch support.

• Convey effectively with all task progress, evaluations, suggestions, schedules along with

technical and process issues.

• Document the development process, architecture, and standard components.
• Coordinates with co-developers and keeps project managers well informed of the status of

development effort and serves as liaison between development staff and project manager.

• Keep abreast of new trends and best practices in web development.

Desired profile

• Previous working experience as a Laravel developer for 4+ years.
• BS/MS degree in Computer Science, Engineering, IT or similar relevant field.
• In depth knowledge of object-Oriented PHP and Laravel PHP Framework.
• MySQL profiling and query optimization.
• Creative and efficient problem solver.
• Excellent command on Core PHP and MySQL using MVC Architecture.
• Excellent skills in PHP/Javascript.
• Knowledge of At least one CMS (WordPress, Magento or Drupal)
• Excellent of Laravel framework.
• Strong object-oriented programming skills.
• General knowledge of both front-end and back-end web development from a consumer.
• Perspective Knowledge of eCommerce integration.
• Should know about child theme and its structure.
• Should know about creating plugins for theme customization
• It is must to have a high sense of integrity.

Are you one of us?

We welcome you to Saakh’s family.

Requires a bachelor's degree in area of specialty and experience in the field or in a related area. Familiar with standard concepts, practices, and procedures within a particular field. Relies on experience and judgment to plan and accomplish goals. Performs a variety of tasks. A degree of creativity and latitude is required. Typically reports to a supervisor or manager.

Designs, develops, and implements web-based Java applications to support business requirements. Follows approved life cycle methodologies, creates design documents, and performs program coding and testing. Resolves technical issues through debugging, research, and investigation.

Additional Job Details:

Strong in Java, Spring, Spring Boot, REST and developing MicroServices.

Knowledge or experience , Cassandra preferred

Knowledge or experience on Kafka

Good to have but not must

Good to know:

Reporting tools like Splunk/Grafana

Protobuf

Python/Ruby