Junior Developer-Python

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 revolutionise how the world learns. As a Backend Engineer, you will be building the backend for an AI system and working directly on AI. 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 are looking for a skilled Java Developer with hands-on experience in Java, Spring Boot, and Microservices architecture to join our dynamic development team. The ideal candidate will be responsible for designing, developing, and maintaining high-performance, scalable applications that meet the needs of modern enterprise systems.

Key Responsibilities:

💠Design, develop, test, and deploy Java-based applications using Spring Boot and Microservices.

💠Collaborate with product managers, architects, and cross-functional teams to understand requirements and deliver solutions.

💠Build and maintain RESTful APIs for various business functionalities.

💠Participate in code reviews, debugging, and performance tuning.

💠Ensure best practices in code quality, security, and software development lifecycle (SDLC).

💠Maintain and improve existing systems and troubleshoot issues as needed.

💠Implement and manage containerized applications (e.g., using Docker, Kubernetes) where applicable.

💠Integrate third-party APIs and work with database systems (SQL and/or NoSQL).

💠Monitor and maintain application performance and scalability.

Required Skills & Qualifications:

💠Bachelors/Masters degree in Computer Science, Engineering, or related field.

💠Strong proficiency with Spring Boot and the broader Spring Framework.

💠Proven experience in building and deploying Microservices.

💠Knowledge of RESTful web services and API design.

💠Experience with databases like MySQL, PostgreSQL, or MongoDB.

💠Familiarity with CI/CD tools (e.g., Jenkins, GitLab CI) and version control systems like Git.

💠Understanding of containerization tools (Docker, Kubernetes is a plus).

💠Strong problem-solving and communication skills.

About Astra:

Astra is a cyber security SaaS company that makes otherwise chaotic pentests a breeze with its one of a kind Pentest Platform. Astra's continuous vulnerability scanner emulates hacker behavior to scan applications for 9300+ security tests. CTOs & CISOs love Astra because it helps them fix vulnerabilities in record time and move from DevOps to DevSecOps with Astra's CI/CD integrations.

Astra is loved by 650+ companies across the globe. In 2023 Astra uncovered 2 million+ vulnerabilities for its customers, saving customers $69M+ in potential losses due to security vulnerabilities. 

We've been awarded by the President of France Mr. François Hollande at the La French Tech program and Prime Minister of India Shri Narendra Modi at the Global Conference on Cyber Security. Loom, MamaEarth, Muthoot Finance, Canara Robeco, ScripBox etc. are a few of Astra’s customers.

Role Overview:

As a back-end engineer you will be responsible for developing and maintaining the platform/dashboard backend. This would involve developing & maintaining RESTful services for vulnerability management, scan orchestration, inventory management and platform features such as on-boarding, trust centers, certificates, payment integrations, vulnerability ingestion, authentication etc. 

You should have a strong background in backend programming (Symfony preferred, or Laravel) and have experience with an event driven, async & distributed architecture. 

During the first 6 months of your role, you will be involved in the 0->1 journey of two of our upcoming products in our platform along with the respective product owners.

Love solving hard problems? Want to build high impact products rooted in first principles? Is coding your poetry? Join us in shaping the future of cyber security.

Roles & Responsibilities

• Design, develop, and maintain backend services and APIs using Symfony PHP framework. What you create is also what you own.
• Collaborate with front-end developers to integrate user-facing elements with server-side logic.
• Collaborate with scanner teams to orchestrate scans, ingest vulnerabilities, configure scanners etc.
• Write clean, well-documented, and efficient code.
• Optimize and refactor existing code to improve performance and reliability.
• Implement security and data protection measures.
• Triage, troubleshoot and upgrade existing systems.
• Ship code to production multiple times a day/week.
• Ensure timely delivery of the features.
• Test your own features, and write test cases for continuous automated testing.
• Participate in code reviews and contribute to best practices and standards.

What we are looking for:

• 3 years experience in a similar role or similar working experience.
• Strong background in PHP backend programming. Symfony preferred, or Laravel.
• Strong understanding of software architecture principles and design patterns.
• Experience with an event driven (subscribers/listeners), async (MessageHandlers & job queues) & distributed (load-balanced) architecture.
• Experience with PostgreSQL database and data modeling.
• Understanding of concepts such as Dependency Injection, ORM, data validation, error handling etc.
• Experience with Docker, Kubernetes, GitHub Actions (good to have).
• Experience with Agile methodologies.
• Excellent problem-solving skills and the ability to think strategically about technical solutions.
• Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional remote teams.
• Demonstrated track record of delivering high-quality software products on schedule.
• Knowledge of industry best practices in software development, security, and compliance.
• Knowledge of application & infrastructure security - helps you stand out. 

What We offer:

• Adrenalin rush of being a part of a fast-growing company, and working on hard problems that matter.
• Fully remote, agile working environment.
• Good engineering culture with full ownership in design, development, release lifecycle.
• A wholesome opportunity where you get to build things from scratch, improve and ship code to production in hours, not weeks.
• Holistic understanding of SaaS and enterprise security business.
• Experience with the security side of things.
• Annual trips to beaches or mountains (next one is to Wayanad).
• Open and supportive culture.
• Health insurance & other benefits for you and your spouse. Maternity benefits included.

We are looking for a passionate and skilled Node.js Developer to join our dynamic team. If you're excited about building scalable and efficient backend applications using modern technologies, we’d love to hear from you!

Responsibilities

Develop and maintain server-side components using Node.js

Design and build scalable RESTful APIs

Ensure high performance and responsiveness of applications

Implement security and data protection measures

Collaborate with team members to define and deliver high-quality software

Write unit and integration tests to ensure software quality

Required Skills

✅ Strong proficiency in JavaScript

✅ Good understanding of Node.js and Express

✅ Experience with NoSQL databases, especially MongoDB

✅ Familiarity with Git and version control workflows

✅ Ability to write reusable, testable, and efficient code

✅ Experience with JWT and modern authorization mechanisms

✅ Knowledge of security and data protection best practices

✅ Strong analytical and problem-solving skills

Job Details:-

Designation - Backend Developer

Urgently required. (NP of maximum 15 days)

Location:- Mumbai

Experience:- 2-4 years.

Package Offered:- Rs.4,00,000/- to Rs.7,00,000/- pa.

Experience required in Node.js & PostgreSQL

Backend Developer

Job Description

Responsibilities

• Participate in the entire application lifecycle, focusing on coding and debugging
• Must have a clear understanding of Databases
• Write clean code to develop functional web applications
• Troubleshoot and debug applications
• Perform UI tests to optimize performance
• Manage cutting-edge technologies to improve legacy applications
• Collaborate with Front-end developers to integrate user-facing elements with server side logic
• Gather and address technical and design requirements
• Provide training and support to internal teams
• Build reusable code and libraries for future use
• Liaise with developers, designers and system administrators to identify new features
• Follow emerging technologies

Requirements

• Proven work experience as a Back-end developer
• Experience in Node.js, AWS, Postgres
• Familiar with building REST API
• In-depth understanding of the entire web development process (design, development and deployment)
• Hands on experience with programming languages like Java
• Working knowledge of CMS framework
• Familiarity with front-end languages (e.g. HTML, JavaScript)
• Excellent analytical and time management skills
• Teamwork skills with a problem-solving attitude

Who We are

At e6data (https://e6x.io/">https://e6data.io) we’re building core algorithms that makes querying 25 - 200X more performant (i.e. faster and/or cheaper) than every other analytics platform in the world. This results in billions of dollars of value unlocked across faster analytics, savings on compute / infra, and new use cases becoming possible.

Our core team has 100+ years of combined experience and 10+ patents across diverse but complementary disciplines like real time databases, time series databases, SQL OLAP engines, distributed computing platforms, stream processing, and log analytics. Two of the founding team are second time founders with past exits.

We are passionate about solving the deepest and most important problems in computer science, and believe in making our technology available to customers regardless of their location, size, or budget. Our vision is for e6data to power every analytical workload in the world - regardless of deployment scenario (cloud, on-premise, edge), across every use case (end user queries, ETL / data pipelines), and every latency requirement (batch, streaming / real time).

What you'll do?

• Write awesome code
• The focus will be on performance of our data platform
• Identify tactical and long-term product improvements (could be code, script, etc.)
• Responsible for Planning and executing Metadata and Governance tool supports
• Build our internal Data Platform using exdata
• Adding scalable functionality to the system for new features like UDF's, sql functions etc

What are we looking for?

• Worked with Python for a minimum of 2 years
• Well versed with Django REST framework
• Knowledge of document based data stores like MongoDB
• Strong team player
• A passion for continuous learning and growth (both at a personal and team level)
• Experience (or enjoys) working in a startup will be an added advantage

• Deliver high-quality code in a fast-paced customer-facing product
• Build distributed systems to support large scale, low latency queries
• Be involved in the full life-cycle of product development from concept to deliverables
• Iterate quickly by working closely with the firmware team as well as clients and end-users of the products
• Design and implement a secure and robust API to communicate with millions of vehicles

• Excellent understanding of computer science fundamentals, data structures, and algorithms
• Good understanding of SQL or NoSQL Database
• Experienced in writing production-grade code
• Strong background in designing large scale distributed systems

• Strong experienced in writing Golang in production
• Familiar with Cloud-native technologies
• Familiar with version control systems
• Full Stack development experience in both frontend and backend
• Experienced in having fast iteration in product

Sibros is committed to a policy of equal employment opportunity. We recruit, employ, train, compensate, and promote without regard to race, color, age, sex, ancestry, marital status, religion, national origin, disability, sexual orientation, veteran status, present or past history of mental disability, genetic information or any other classification protected by state or federal law.

A passionate developer

• Strong working knowledge of OOPS
• Functional programming principles
• Strong believer of Clean Code practices
• An advocate of TDD, BDD, SOLID, CI/CD, Lean development
  
  You’ll easily settle in if:
  You come from a strong Java/J2EE background with web application frameworks like Spring Boot or Drop wizard
  You have ample work experience in Caching, Multi-Threading, Asynchronous APIs, Exception Management and use of collections, Mocking, Unit testing tools like Junit & TestNG"
  You are fluent with version control tools like GIT and Bitbucket
   Experience with Continuous Integration, Continuous Deployment, Static Code Analysis, Jenkins and SonarQube
  Willingness to take ownership of the technical solution and ensure technical expectations of deliverables are met.
   Exposure to AWS/Azure cloud and containerization
  Have a good Understanding of Distributed Application Architecture.
  You ‘ll love:
  Awesome opportunity to work with Micro Services architecture getting shipped on Cloud.
  Experience in working with automated build deploy powered by Code Analysis, Automated Tests, Functional and Nonfunctional analysis, Blue Green deployment and much more
   First-hand experience on broader enterprise application concerns like Message Bus, Queues, Caches, Concurrency and Parallelization