Backend 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.

Summary

We are seeking a highly skilled and motivated Software Engineer with expertise in both backend development and DevOps practices. The ideal candidate will have a proven track record of designing, developing, and deploying robust and scalable backend systems, while also possessing strong knowledge of cloud infrastructure and DevOps principles. This role requires a collaborative individual who thrives in a fast-paced environment and is passionate about building high-quality software.

Responsibilities

Design, develop, and maintain backend services using appropriate technologies.

Implement and maintain CI/CD pipelines.

Manage and monitor cloud infrastructure (e.g., AWS, Azure, GCP).

Troubleshoot and resolve production issues.

Collaborate with frontend developers to integrate backend services.

Contribute to the design and implementation of database schemas.

Participate in code reviews and ensure code quality.

Contribute to the improvement of DevOps processes and tools.

Write clear and concise documentation.

Stay up-to-date with the latest technologies and best practices.

Qualifications

Bachelor's degree in Computer Science or a related field.

3+ years of experience in backend software development.

2+ years of experience in DevOps.

Proficiency in at least one backend programming language (e.g., Java, Python, Node.js, Go).

Experience with cloud platforms (e.g., AWS, Azure, GCP).

Experience with containerization technologies (e.g., Docker, Kubernetes).

Experience with CI/CD tools (e.g., Jenkins, GitLab CI, CircleCI).

Experience with monitoring and logging tools (e.g., Prometheus, Grafana, ELK stack).

Strong understanding of database technologies (e.g., SQL, NoSQL).

Excellent problem-solving and debugging skills.

Strong communication and collaboration skills.

Bonus Points

Experience with specific technologies used by our company (list technologies if applicable).

Experience with serverless architectures.

Experience with infrastructure as code (e.g., Terraform, CloudFormation).

Contributions to open-source projects.

Relevant certifications.

Job Description:

We are seeking a skilled and experienced PHP Developer with a minimum of 5 years of professional experience to join our dynamic team. As a Senior PHP Developer, you will play a key role in designing, developing, and maintaining high-quality web applications while collaborating with cross-functional teams.

Job Responsibilities:

• Conducting analysis of website and application requirements.
• Writing back-end code and building efficient PHP modules.
• Developing back-end portals with an optimized database.
• Integrating data storage solutions.
• Responding to integration requests from front-end developers.
• Finalizing back-end features and testing web applications.
• Updating and altering application features to enhance performance.
• Troubleshoot and fix any issues relating to PHP programs.
• Ensure smooth operations of web processes and infrastructure.
• Create scripts to facilitate client systems to meet performance and objectives.
• Test and develop software for client applications.
• Create documentation for software created.
• Utilize source debuggers and write or modify client software.
• Produce results effectively and within the deadlines set.

Required Skills:

• Knowledge of PHP web frameworks including Yii, Laravel, and CodeIgniter.
• Knowledge of front-end technologies including CSS3, JavaScript, and HTML5.
• Understanding of object-oriented PHP programming.
• Familiarity with SQL/NoSQL databases.
• Good problem-solving skills.
• Strong analytical and problem-solving skills
• Creative ability to produce effective solutions to client problems

Node JS Developer

Job Description:

• Node JS Developer

  Job Description:

   

  • 1 year development experience in NodeJs(v4 and above)
  • Knowledge in Unit testing frameworks like Mocha
  • Experience in working with any NodeJs web framework(Express or Hapi)
  • Development experience using any persistent store (NoSql or Relational)

   

  • Formal Deliverables
  • Design and development of new and enhance existing applications using Node.JS
  • Collaborate with internal and external team members to ensure projects get delivered as planned
  • Develop Backend services using HapiJs
  • Develop background workers based on cron or rabbitmq messages
  • Support existing and new features via bug fixes, prod support or monitoring scripts
  Unit testing for all the developed modules1 year development experience in NodeJs(v4 and above)

• Knowledge in Unit testing frameworks like Mocha
• Experience in working with any NodeJs web framework(Express or Hapi)
• Development experience using any persistent store (NoSql or Relational)

• Formal Deliverables
• Design and development of new and enhance existing applications using Node.JS
• Collaborate with internal and external team members to ensure projects get delivered as planned
• Develop Backend services using HapiJs
• Develop background workers based on cron or rabbitmq messages
• Support existing and new features via bug fixes, prod support or monitoring scripts

• Deep understanding of Django and DRF
• Write effective, scalable code
• Develop back-end components to improve responsiveness and overall performance
• Integrate user-facing elements into applications
• Test and debug programs
• Improve functionality of existing systems
• Implement security and data protection solutions
• Assess and prioritize feature requests
• Coordinate with internal teams to understand user requirements and provide technical solutions

Responsibilities:

• Your primary responsibility as a senior backend engineer will be to architect and develop a scalable and robust micro-services backend with strong Java, Spring(Boot), SQL, AWS/GCP.
• Experience being part of a software development team in an Agile/Lean/Continuous Delivery environment
• Be a key performer in a high-performance product engineering team

Qualifications:

• 2 to 4 years of overall IT experience. Most of this experience in Java (Core Java, Spring boot, Java collections, Java Multithreading)
• Should have experience designing database schemas - SQL and NoSQL.
• Exposure to frameworks like Spring, Hibernate, Play would be a plus
• Experience with microservices architecture would be beneficial.
• Working knowledge of any public cloud (AWS, GCP or Azure)
• Broad understanding and experience of real-time analytics, NoSQL data stores, data modeling and data management, analytical tools, languages, or libraries
• Knowledge of container tech like Docker, Kubernetes would be a plus.
• Bachelor's Degree in Computer Science or Engineering.