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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.
About Cognida.ai:
Our Purpose is to boost your competitive advantage using AI and Analytics.
We Deliver tangible business impact with data-driven insights powered by AI. Drive revenue growth, increase profitability and improve operational efficiencies.
We Are technologists with keen business acumen - Forever curious, always on the front lines of technological advancements. Applying our latest learnings, and tools to solve your everyday business challenges.
We Believe the power of AI should not be the exclusive preserve of the few. Every business, regardless of its size or sector deserves the opportunity to harness the power of AI to make better decisions and drive business value.
We See a world where our AI and Analytics solutions democratise decision intelligence for all businesses. With Cognida.ai, our motto is ‘No enterprise left behind’.
Position: Python Fullstack Architect
Location: Hyderabad
Job Summary
We’re seeking a seasoned Python Fullstack Architect with 15+ years of experience to lead solution design, mentor teams, and drive technical excellence across projects. You'll work closely with stakeholders, contribute to architecture governance, and integrate modern technologies across the stack.
Key Responsibilities
- Design and review Python-based fullstack solution architectures.
- Guide development teams on best practices, modern frameworks, and cloud-native patterns.
- Engage with clients to translate business needs into scalable technical solutions.
- Stay current with tech trends and contribute to internal innovation initiatives.
Required Skills
- Strong expertise in Python (Django/Flask/FastAPI) and frontend frameworks (React, Angular, etc.).
- Cloud experience (AWS, Azure, or GCP) and DevOps/CI-CD setup.
- Familiarity with enterprise tools: RabbitMQ, Kafka, OAuth2, PostgreSQL, MongoDB.
- Solid understanding of microservices, API design, batch/stream processing.
- Strong leadership, mentoring, and architectural problem-solving skills.
Job Title: Full Stack Developer
Experience- 3+ years
Location: Remote
Notice Period: Immediate Joiner Preferred
Job Description:
Responsibilities:
- Design, develop, and maintain full-stack applications using Python (FastAPI), Node.js, and React.
- Create and optimize RESTful APIs and backend services.
- Work with PostgreSQL to design efficient data models and write complex SQL queries.
- Develop responsive and interactive front-end components using React.
- Collaborate with team members using Git for version control and code reviews.
- Debug, troubleshoot, and enhance existing applications for better performance and user experience.
Requirements:
- 3 years of experience in full-stack development or a similar role.
- Strong proficiency in Python with hands-on experience in FastAPI.
- Solid front-end development experience using React.
- Experience developing backend services with Node.js.
- Proficiency in PostgreSQL, including writing efficient SQL queries.
- Familiarity with Git for version control and collaborative development.
- Good communication and problem-solving skills.
Job Requirements
- Experience in ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
- Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel.
- Experience with browser-based debugging and performance testing software.
- Good understanding of HTML, CSS, ES6.
- Knowledge of Unit testing frameworks..
Job Responsibilities
- Design, build and maintain software applications.
- Write well-designed, testable, efficient code by using best software development practices.
About the Company-:
SISL is a young IT Services organization with focus on Managed Services & Systems Integration. Professionally managed, we offer end to end solutions which are designed to resolve business challenges and adapt to the dynamic needs of Industry. SISL has grown rapidly in last 5+ years with its offices in Delhi, Gurgaon, Chandigarh, Mumbai and Bangalore. With an employee strength of 3000(approx), both on-roll and of-roll.
Since inception, we have won & retained over 100+ customers across Industry verticals like: IT & ITES, BFSI, Pharma, Telecommunications, Media, Retail, Hospitality, Manufacturing, FMCG, Government and PSU.
At SISL we believe that our experience and value proposition gives tremendous benefits to clients. These are:
- Integrated Multi-OEM management:
- SISL is long associated as a service partner with almost all OEM's who provide Network equipment- s, Operating Systems & Applications, High End /Servers, Desktops etc. This makes us a single source for all and any type of services required by customers.
About the Client-:
Vlink India Private Limited is a Private incorporated on 19 January 2010. Vlink is well known for delivering the highest quality and cost-efficient IT services and workforce management solutions to our clients. Our consultant base has extensive expertise in virtually every specialization within the IT value chain. Our team can quickly access your company's specific requirements and work with you to deliver a tailored and cost-effective solution. Our clients includes, : IT & ITES, BFSI, Pharma, Telecommunications, Media, Retail, Hospitality, Manufacturing, FMCG, Government and PSU.
Responsibility-:
- You will a part of the consumer tech team responsible for the development and maintenance of consumer products such as responsive websites, backend APIs, property search engines, user experience to name a few. Your primary focus will be driving user conversion by developing tech solutions that help our consumer find their dream home.
- We take pride in solving complex problems for our users and aimed to be their trusted advisor, so having strong consumer empathy is a must-have. You will be working alongside other engineers and developers working on different layers of the complicated system, hence a commitment to collaborative problem solving, sophisticated design, and the creation of quality products are essential.
Requirements-:
- Understanding business requirement
- Design a React JS and Node JS Application
- Should have worked on React JS in frontend and Node JS in backend
- Experience of building a application from scratch
- Ability to write well-documented and clean code
- Experience in automated test suites
- Able to diagnose and fix bugs and performance bottlenecks
- Understanding of REST APIs and JSON
- Client interaction
- You will play a key strategic and consultative role in developing, delivering and maintaining digital ad tech
products
- Work as part of the engineering and product teams to develop complex platforms and systems that are
scalable to millions of users
- Result-oriented full-stack development for world-class products with high degree of performance and
quality
- Developers in our teams are also adept at formulating product strategies, research best practices, bring in
expertise and mentor younger talent and drive the organization’s goals higher with a self-starter attitude
- Strong sense of commitment, problem-solving, professional ethics and willingness to learn new things are a
standard requirement for all our openings.
Requirement:
- Knowledge of digital ad tech ecosystem
- Minimum 2+ years of experience working in a professional environment on full-stack development
- Proven expertise in creating and developing scalable enterprise or B2C web applications
- Experience in REST API development and MVC/MVVM development methodologies
- Deep understanding of the underlying architecture of web servers, load balancing, and browser nuances.
Basically, a solid understanding of fundamentals - including execution models, asynchronous programming,
object-oriented concepts, relational concepts, etc.
- Proficiency in one or more of Node.js/MEAN stack, Python, Java or other frameworks and willing to be
flexible on stack as per the requirement of the project. Most of our current development is on the MEAN
stack - expertise in the stack will be a definite plus
- Proficiency in one or more of databases such as MySQL, MongoDB, Cassandra or other equivalent databases
and willing to be flexible as per the requirement of the project. Most of our current development is on
MongoDB and MySQL - expertise in these will be a definite plus
- Good understanding of developer tools and devops such as Git, Ansible, cloud platforms such as AWS,
Docker, etc.
- Candidates with Github profiles or blogs with demonstrated knowledge, experience and/or contributions to
open source will have an added advantage
● Coding complex modules
● Code review and enforcing best practices
● Improve Application architecture
● Constantly improve his/her own skill set
● Customizations to existing open source or custom built applications
● Building a knowledge base of the latest programming trends, best practices, and
methodologies
Skills & Abilities:
● Experience in Javascript frameworks (Node.js, Angular.js/Reactjs)
● Knowledge of Typescript and Loopback.io would be an added advantage
Education:
● B.Tech/ BCA/ MCA or M.Tech
Personal Characteristics:
● Strong portfolio and excellent attitude
● Must be self-confident to work in a team and individually
● Ability to drive the project with the team
● Strong communication skills
● Detail oriented and ability to organize
● Problem-solving and innovation skills are a must
● Delivery oriented and able to work under strict deadlines.
- Participate in brainstorming and technical ideation for projects with product, growth, and engineering
- You will design Scalable and Fault-Tolerant systems
- You will help Maintain critical and auxiliary systems (databases, cache ...)
- You will build Experiments that help validate hypotheses for the product
Experience:
2+yrs In your first 3 months, you will…
- Successfully onboard and create strong bonds with the current team
- Participate in brainstorming and technical ideation for projects with product, growth, and engineering
- Contribute to existing product features and experimentation
In your first 6 months, you will…
- Develop prototypes of new features or products using rapid iteration and experimentation as we explore new ideas
- Partner across the engineering team to ship features
In your first year, you will...
- Champion best-in-class engineering practices and systems for an emerging engineer team
- Help build a suite of features for the product
Our Ideal Hire:
- Learned best practices and has experienced the challenges and joys working at a startup
- Managed and maintained production code at increasing scales
- Feels strongly motivated by our mission
- Communicates complex problems and proposes solutions, in writing and in conversation
Expertise:
- Proficiency in any one language (ex: NodeJS / Go / Python)
- MySQL (design / indices / optimizing queries)
- Redis (types/ functionality/ use cases)
Hands-on experience:
- Handled scaling issue
- Good at debugging
Good to have:
- Kafka (or other stream-processing software)
- AWS
Do not apply if you are not:
- Ownership driven
- Curious in general
- Able to explain things in simple terms
- Self-motivated
- Use to work in the chaotic environment
- Highly proactive
- Willing to Mentor and humble to ask for collaboration
- Most important, Learn & Grow yourself!
- Hungry to grow anymore
We are looking for a high-performing Developer to build our ecommerce platform and API framework powered by Machine Learning and Artificial Intelligence. Candidates for this role will be passionate about well-written code, testing, and excel at coming up with simple approaches to complex problems.
Our work culture is overachiever, very amiable, and at the same time always charged with excitement. We encourage our team members to take responsibility and grow into future leaders in the industry.
Job Responsibilities:
- Understand project requirements, writing bug-free clean code and ensure that the solution works per the agreed architecture, SLAs, KPIs and business model
- Integrate Django backend with third party API
- 100% Hands-on role
- Adapt to rapidly evolving requirements and changing priorities and drive the team accordingly
- Reverse engineer for debugging errors in code and ensure quality control in the process.
- Continually drive products towards a meaningful balance between user needs, business objectives and technical feasibility
- Operate in a hyper-collaborative way and follow these guiding principles: Value common sense and simplicity over complexity.
Qualifications:
- Bachelor or Master Degree in Computer Science from a reputed University
- 3 to 5 years of experience working in Django and Python.
- React and/or Angular for front end
- Proficiency in MongoDB and MySql
- Technical Skills: JIRA, Gitlab, Rest API, GCP or AWS
- Experience in performance profiling, tuning, and optimization, caching mechanisms with Enterprise level applicants
- Experience in writing unit testing and test case automation.
- Ability to operate in an Agile environment with a start-up mentality and unstructured environment, Energy, drive and passion to work, and operate in a digital world.
- demonstrates a growth mindset, seeks feedback often and is effective in continuous personal and professional development
- provides expertise in all phases of the development lifecycle from concept and design to testing
- defines the architecture, best practices and coding standards for the product development team
- supports continuous technical improvement by investigating alternatives and technologies and presenting these for architectural review
- motivates team members and extends goodwill to other employees while having fun!
In order to be successful in this role, we need someone who has:
- 2+ years of software industry experience
- Strong Expertise in JS, PHP, React, Node, Angular2+, MySQL, PostgreSQL
- Solid understanding of software design, development, testing, and problem-solving
- Expertise in coding efficient, high quality and modularized software
- Experience in developing Web services - Rest/Soap APIs/HTTP API - Microservices
- Experience setting up and managing servers. Devops experience is a big plus
- Strong exposure on Database like RDBMS - Postgres DB / NoSQL DB like DynamoDB, Elasticsearch
- Experience in Cloud / Storage like Amazon (AWS) - EC2/EBS/S3
- Expertise in test automation
- Familiarity with Unix shell and source control systems and tools such as git
- Strong technical leadership skills
- Comfortable collaborating with designers, front-end developers and other team members
- Strong communication skills
- Technical Coaching and mentoring skills
- Understanding of machine learning, natural language processing is a plus










