
About Baby Big Step
About
A Delhi-based Parenting website, focusing on Early-Learning and Development of babies during the first 3 years. We endeavor to provide parents and caregivers, the right resources on early-learning and help them take this big step towards developing their children into conscientious, thinking beings. The kind who will grow up to become change agents of a better world.
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Review Criteria
- Strong Data Scientist/Machine Learnings/ AI Engineer Profile
- 2+ years of hands-on experience as a Data Scientist or Machine Learning Engineer building ML models
- Strong expertise in Python with the ability to implement classical ML algorithms including linear regression, logistic regression, decision trees, gradient boosting, etc.
- Hands-on experience in minimum 2+ usecaseds out of recommendation systems, image data, fraud/risk detection, price modelling, propensity models
- Strong exposure to NLP, including text generation or text classification (Text G), embeddings, similarity models, user profiling, and feature extraction from unstructured text
- Experience productionizing ML models through APIs/CI/CD/Docker and working on AWS or GCP environments
- Preferred (Company) – Must be from product companies
Job Specific Criteria
- CV Attachment is mandatory
- What's your current company?
- Which use cases you have hands on experience?
- Are you ok for Mumbai location (if candidate is from outside Mumbai)?
- Reason for change (if candidate has been in current company for less than 1 year)?
- Reason for hike (if greater than 25%)?
Role & Responsibilities
- Partner with Product to spot high-leverage ML opportunities tied to business metrics.
- Wrangle large structured and unstructured datasets; build reliable features and data contracts.
- Build and ship models to:
- Enhance customer experiences and personalization
- Boost revenue via pricing/discount optimization
- Power user-to-user discovery and ranking (matchmaking at scale)
- Detect and block fraud/risk in real time
- Score conversion/churn/acceptance propensity for targeted actions
- Collaborate with Engineering to productionize via APIs/CI/CD/Docker on AWS.
- Design and run A/B tests with guardrails.
- Build monitoring for model/data drift and business KPIs
Ideal Candidate
- 2–5 years of DS/ML experience in consumer internet / B2C products, with 7–8 models shipped to production end-to-end.
- Proven, hands-on success in at least two (preferably 3–4) of the following:
- Recommender systems (retrieval + ranking, NDCG/Recall, online lift; bandits a plus)
- Fraud/risk detection (severe class imbalance, PR-AUC)
- Pricing models (elasticity, demand curves, margin vs. win-rate trade-offs, guardrails/simulation)
- Propensity models (payment/churn)
- Programming: strong Python and SQL; solid git, Docker, CI/CD.
- Cloud and data: experience with AWS or GCP; familiarity with warehouses/dashboards (Redshift/BigQuery, Looker/Tableau).
- ML breadth: recommender systems, NLP or user profiling, anomaly detection.
- Communication: clear storytelling with data; can align stakeholders and drive decisions.
Strong AI & Full-Stack Tech Lead
Mandatory (Experience 1): Must have 5+ years of experience in full-stack development, including Python for backend development and React/JavaScript for frontend, along with API/microservice integration.
Mandatory (Experience 2): Must have 2+ years of experience in leading technical teams, coordinating engineers, and acting as a system integrator across distributed teams.
Mandatory (Experience 3): Must have 1+ year of hands-on experience in AI projects, including LLMs, Transformers, LangChain, or OpenAI/Azure AI frameworks.
Mandatory (Tech Skills 1): Must have experience in designing and implementing AI workflows, including RAG pipelines, vector databases, and prompt orchestration.
Mandatory (Tech Skills 2): Must ensure backend and AI system scalability, reliability, observability, and security best practices.
Mandatory (Company): Must have experience working in B2B SaaS companies delivering AI, automation, or enterprise productivity solutions
Tech Skills (Familiarity): Should be familiar with integrating AI systems with enterprise platforms (SharePoint, Teams, Databricks, Azure) and enterprise SaaS environmentsx
Mandatory (Note): Both founders are based out of Australia, design (2) and developer (4) team in India. Indian shift timings.
About the Company
F22 Labs is a startup software studio based in Chennai. We power startups worldwide by building high-quality software products. From web apps to mobile platforms, we help entrepreneurs turn their ideas into beautifully crafted solutions. If you're passionate about software development and eager to build real products that solve real problems, you’ll fit right in.
Position Overview
We are seeking a talented and experienced Senior Node.js Developer to join our growing engineering team. In this role, you will be instrumental in designing, developing, and maintaining the backbone of our applications. You'll leverage your 3-5 years of expertise to build robust, scalable, and high-performance backend services and APIs. You will also play a key role in making architectural decisions, mentoring junior developers, and driving best practices within the team. If you're eager to tackle complex problems, contribute to innovative projects, and lead by example, this position is for you.
Key Responsibilities
● Design, develop, test, deploy, and maintain highly scalable and reliable backend services, APIs, and systems using Node.js (with frameworks like Express.js or NestJS) and TypeScript.
● Architect and implement robust solutions for complex business requirements, ensuring code quality, performance, and security.
● Collaborate closely with cross-functional teams including front-end developers, product managers, QA engineers, and designers to deliver high-quality products.
● Lead and participate in code reviews, providing constructive feedback to ensure adherence to coding standards and best practices.
● Design and manage database schemas (SQL and NoSQL, e.g., PostgreSQL, MongoDB, Redis) and optimize database queries for performance.
● Develop and maintain comprehensive unit, integration, and E2E tests to ensure software quality and reliability.
● Work with containerization technologies like Docker and orchestration tools like Kubernetes for deploying and managing applications.
● Implement and maintain CI/CD pipelines for automated building, testing, and deployment of applications.
● Mentor and guide junior developers, fostering a culture of learning and continuous improvement.
● Troubleshoot, debug, and upgrade existing software, identifying and resolving performance bottlenecks.
● Stay up-to-date with emerging technologies, industry trends, and best practices in Node.js development and backend architecture.
● Contribute to architectural discussions and decisions, helping to shape the future of our backend systems.
Qualifications and Requirements
● 3-5 years of professional experience in backend development with a strong focus on Node.js.
● Expert proficiency in TypeScript.
● Proven experience with Node.js frameworks such as Express.js or NestJS (highly preferred).
● Strong understanding of asynchronous programming, event-driven architecture, and design patterns.
● Solid experience in designing, building, and consuming RESTful APIs; experience with GraphQL is a plus.
● Proficiency with both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, Redis) database technologies, including data modeling and query optimization.
● Hands-on experience with containerization technologies (Docker) and a good understanding of container orchestration (Kubernetes).
● Experience with CI/CD tools and practices (e.g., Jenkins, GitLab CI, GitHub Actions).
● Experience deploying and managing applications on cloud platforms (AWS, Azure, or GCP), including familiarity with relevant services (e.g., EC2, S3, Lambda, RDS).
● Strong problem-solving, analytical, and critical thinking skills.
● Excellent communication and collaboration skills, with the ability to work effectively in a team environment.
● Proven ability to mentor junior team members.
● Familiarity with Git and collaborative development workflows.
Good to have:
● Experience with testing frameworks (e.g., Jest, Mocha, Chai) and a commitment to writing well-tested code.
● Experience with microservices architecture and distributed systems.
● Experience with serverless architecture (e.g., AWS Lambda, Azure Functions).
● Knowledge of message queue systems (e.g., Kafka, RabbitMQ, AWS SQS).
● Familiarity with Infrastructure as Code (IaC) tools like Terraform or CloudFormation.
● Understanding of front-end technologies (e.g., React, Angular, Vue.js) to facilitate better collaboration.
● Experience with performance monitoring and optimization tools.
● Active contributions to open-source projects or a strong portfolio of personal projects.
Why Join Us (Perks & Benefits)
● Flexible work timings.
● Fast-paced, hands-on learning environment.
● Fun, collaborative, and supportive team culture.
● Real-world impact from day one.
If you're looking to supercharge your development skills and work on meaningful software in a startup that values learning and creativity, we’d love to hear from you. Apply today!
We are looking for a skilled React / Javascript developer to join our front-end development team. In this role, you will be responsible for developing and implementing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack.
**Who are we and what do we do:**
Holofy is at its core a technology that specializes in digitizing the real world so it can be transacted at the speed of light. In order to achieve that, we've built an entire sales engagement platform on top of video, as we believe it's the most powerful tool to story-tell beating any other medium ( such as 3D ) hands over fists. Whilst this is the most visible and simplest to understand value proposition, our moat comes from the complex set of algorithms, data structures and workflow tools that make our entire experience work at scale.
We operate as a SAAS, but our services can be described as B-to-B-to-C covering the entire spectrum of a user's conversion journey. We offer our product to Real-Estate businesses, as they have yet to unlock the fundamental power of software and user experience working together in unison.
Being part of Holofy means pushing yourself to do the best work in your life. Our existence and success as a startup literally depend on excellence as the only competitive advantage against competitors that are bigger than us, richer than us, and more visible than us. It's a scary and exhilarating place to be in. If that sounds like you, here are the details
**What you will do:**
* Create extremely well-crafted front-end web applications using React.js (with Hooks), Redux
* Build reusable cross-platform components and front-end libraries for future use
* Write resilient code that will be continuously tested, deployed, and performed at scale
* Be part of a self-organizing and cross-functional Agile team
* Support in leading within the team, actively improving overall software quality whilst also helping fellow team members
* Contribute to the team's technical direction and the improvement of its tools and processes as well as technical interviews
**What You Have**
* At least 2 years experience working with React.js
* Good understanding of Browser Rendering Behavior
* Advanced Level of JavaScript (ES6+)
* Experience with any state management approach
* Unit, Integration, e2e tests
* REST API experience
* CSS Framework experience
* Styling experience (Styled Components, JSS, CSS Modules, etc. )
* Experience and understanding of Agile software development principles
**Nice to have**
* Experience with Hooks
* Experience with HLS or other streaming technologies
* TypeScript
* Performance optimization
* GraphQL
* Some experience with build tools and task runners
* React Native
* Experience with cloud (AWS)
* Experience with building in Web widgets or Extensions
* Familiar with react-spring or any animation libraries
**The perks:**
* Fully flexible, work-from-anywhere policy. Forever. With reasonably flexible hours included. As long as you are reachable you can literally be on a beach or in the mountains for all we care.
* Solid equipment budget ( Macbook's + full work-from-home setup ), that most probably will stay with you when you move on.
* Medical Insurance. One that is not just for show, it actually keeps you and your family safe.
* 30-day paid holiday
* Educational Stipend
* EPAM Employee Stock Purchase Plan (ESPP) (subject to certain eligibility requirements)
QA Engineer will work closely with the entire project team to review the overall functional and non-functional requirements, while keeping a user's perspective in mind.
- Reviewing quality specifications and technical design documents to provide timely and meaningful feedback.
- Creating detailed, comprehensive and well-structured test plans and test cases.
- Estimating, prioritizing, planning and coordinating quality testing activities.
- Managing a small team of QA engineers and working on the project with the team.
Responsibilities:
Develop new back-end features in one Python/Java/Go
Collaborate with key stakeholders across different stages of the SDLC
Deliver high quality code and lead validation of the developed features
Skills and Qualifications:
5+ years of working experience in backend software development
Bachelor’s degree in Computer Science
Solid foundation in data structures, algorithms and software design
Strong analytical and debugging skills
Proficiency in one of Python/Java/Go
Hands on experience on big-data technologies such as Apache Spark, Kafka, Cassandra etc
Familiarity with agile practices
About Araali:
Araali Networks is a SaaS based cybersecurity startup that has raised a total of $10M from well known investors like A Capital, Firebolt Ventures and SV Angels, and and through a strategic investment by a publicly traded security company.
The company is disrupting the cloud firewall market by auto-creating nano-perimeters around every cloud app. The Araali solution enables developers to focus on features and improves the security posture through simplification and automation.
The security controls are embedded at the time of DevOps. The precision of Araali controls also helps with security operations where alerts are precise and intelligently routed to the right app team, making it actionable in real-time.
Anju Siima Technologies Pvt Ltd. is a leading software company seeking creative and skilled developers to join our fast growing team. Our mission is to design and develop technology that improves the lives of its users, while providing an exceptionally high level of service to our clients.
We are looking for experienced developers who want to be part of a fast-paced, dynamic environment, where everyone’s opinions and efforts are valued. We hire outstanding professionals and give them the opportunity to thrive in a collaborative atmosphere that values learning, growth, and hard work.
Our team of 16+ professionals is working on Guntur and Hyderabad branch, Additionally, many of our team members who aren’t located near one of our offices, work remotely. We provide a highly competitive compensation and benefits package.
Job Description
We are looking for a Dart/Flutter Developer responsible for creating multi-platform apps for iOS and Android using Google’s Flutter development framework. The primary focus will be on creating new experiences and maintaining existing apps. Deep experience contributing to and managing high-scale production mobile apps. You must have previous experience in Flutter and Dart development.
Responsibilities
- Design & implement new app modules based on the product requirements using Flutter framework
- Maintain existing codebases
- Build reusable code and libraries for future use
- Integrate user-interfaces elements developed by other developers
- Build user interfaces designed by UI/UX designers
- Integration of data storage solutions
- Integrate various APIs from third parties
- Debug existing apps components, fix issues and avoid regressions
- Collaborate closely with the teams of UI/UX designers, PMs, QAs, and other developers
- Participate in software architecture, design discussions and code reviews
- Optimize application for maximum speed and scalability
- Follow the company guidelines and best practices
Skills And Qualifications
- You have a bachelor’s degree in computer science or related discipline
- Must have built at least two Android and/or iOS apps with Flutter
- Proficient in Java/Kotlin programming
- Knowledge and experience in Flutter Framework and DART programming
- Hands on experience in using RESTful APIs
- Hands on experience in designing and developing micro-services architecture and containers
- Experience with third-party libraries and APIs
- Hands on experience in designing and developing micro-services architecture and containers
- Object oriented analysis, UML and design using common design patterns.
- Hands on experience in development IDE Android Studio, Android SDK, Firebase Test Lab.
- Experience with offline storage, threading, and performance tuning.
- Experience with Mobile design patterns e.g MVVM, GoF, Bloc, Provider & etc.
- Experience in writing secure mobile applications (OWASP Mobile Top 10)
- Familiarity with push notifications
- Familiarity with IOS integration with Flutter
- Experience using GitHub or similar environment
- Complete understanding of SDLC
- Experience with Agile development
- Experience with Material Design and Android UI design principles, patterns and best practices
- Good knowledge of adding third-party libraries
- Ability to understand business requirements and translate them into technical requirements
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
- A track record of delivering successful complex consumer product apps (finance apps, e-commerce apps)
- 3+ years of extensive experience in developing the Single Page Application with Web responsive design for mobile and web using Angularjs or Nodejs / React JS, HTML 5, CSS 3 and Bootstrap.
- Thorough understanding of React.js and its core principles.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Experience with common front-end development tools such as Babel, Webpack, NPM, yarn, etc.
- Node JS & software engineering experience
- Familiarity with newer specifications of EcmaScript (ES6)
- Knowledge of AWS services like Lambda, RDS and Dynamo
- Understanding of non-relational databases such as CouchDB and MongoDB
- Working experience with MySQL











