

- 2 years of strong development background building complex applications.
- Proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Experience building applications using NodeJS and frameworks such as Express.
- Thorough understanding of React.js and NodeJS including its core principles.
- Ability to understand business requirements and translate them into technical requirements.
- Familiarity with code versioning tools (such as Git, SVN, and Mercurial).
- Understanding the nature of asynchronous programming and its quirks and workarounds
- Strong experience with MongoDB, Postgres
- Developing new user-facing features using React.js
- Thorough understanding of React.js & popular Workflows (such as Flux or Redux)
- Building reusable components and front-end libraries for future use

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Position – Python Developer
Location – Navi Mumbai
Who are we
Based out of IIT Bombay, HaystackAnalytics is a HealthTech company creating clinical genomics products, which enable diagnostic labs and hospitals to offer accurate and personalized diagnostics. Supported by India's most respected science agencies (DST, BIRAC, DBT), we created and launched a portfolio of products to offer genomics in infectious diseases. Our genomics-based diagnostic solution for Tuberculosis was recognized as one of the top innovations supported by BIRAC in the past 10 years, and was launched by the Prime Minister of India in the BIRAC Showcase event in Delhi, 2022.
Objectives of this Role:
- Design and implement efficient, scalable backend services using Python.
- Work closely with healthcare domain experts to create innovative and accurate diagnostics solutions.
- Build APIs, services, and scripts to support data processing pipelines and front-end applications.
- Automate recurring tasks and ensure robust integration with cloud services.
- Maintain high standards of software quality and performance using clean coding principles and testing practices.
- Collaborate within the team to upskill and unblock each other for faster and better outcomes.
Primary Skills – Python Development
- Proficient in Python 3 and its ecosystem
- Frameworks: Flask / Django / FastAPI
- RESTful API development
- Understanding of OOPs and SOLID design principles
- Asynchronous programming (asyncio, aiohttp)
- Experience with task queues (Celery, RQ)
Database & Storage
- Relational Databases: PostgreSQL / MySQL
- NoSQL: MongoDB / Redis / Cassandra
- ORM Tools: SQLAlchemy / Django ORM
Testing & Automation
- Unit Testing: PyTest / unittest
- Automation tools: Ansible / Terraform (good to have)
- CI/CD pipelines
DevOps & Cloud
- Docker, Kubernetes (basic knowledge expected)
- Cloud platforms: AWS / Azure / GCP
- GIT and GitOps workflows
- Familiarity with containerized deployment & serverless architecture
Bonus Skills
- Data handling libraries: Pandas / NumPy
- Experience with scripting: Bash / PowerShell
- Functional programming concepts
- Familiarity with front-end integration (REST API usage, JSON handling)
Other Skills
- Innovation and thought leadership
- Interest in learning new tools, languages, workflows
- Strong communication and collaboration skills
- Basic understanding of UI/UX principles
To know more about us – https://haystackanalytics.in


Position Overview :
As an Intermediate Software Engineer, you will design, develop, and maintain high-performance and scalable applications for Membership, Marketing, and Map services. Your role involves coding, unit testing, and building applications to meet the needs of millions of Sam's members. You should be intellectually curious, passionate about technology, and a supportive team player.
Key Responsibilities :
- Design, code, and test scalable applications in Java and React.
- Ensure high performance and maintainability of applications.
- Participate in peer code reviews and support team deliverables.
- Manage applications to meet engineering and operational excellence criteria.
- Collaborate with team members to align efforts with business needs.
Required Skills and Experience :
- Java : Experience with Java 8 or above, including lambda functions and streams.
- React : Proficiency in React, including tools like Flux, Flow, and Redux.
- Testing : Strong in writing modular and testable code with frameworks like JUnit, Mockito, and Mock MVC.
- Front-End : In-depth knowledge of JavaScript, CSS, HTML, and React fundamentals.
- Micro-Services : Experience with micro-services architecture and distributed systems.
- Spring Boot : Hands-on experience with Spring Boot and related technologies.
- Databases : Experience with relational and NoSQL databases (e.g., Cosmos DB).
- Caching : Knowledge of caching technologies like Redis or Memcached.
- Monitoring : Experience with monitoring tools like Prometheus and Splunk.
- CI/CD : Familiarity with CI/CD tools like Jenkins, Git, Maven, and Gradle.
- Containerization : Experience with Docker, Helm, and Kubernetes.
- Cloud Platforms : Experience with Azure, GCP, or similar public cloud platforms.
- Performance Testing: Experience with performance testing tools like JMeter is a plus.
- Retail Domain Knowledge : Good understanding of the retail domain is beneficial.
Qualifications :
- Bachelor's degree in Computer Science, Engineering, or related field.
- 7+ years of experience in software engineering or a related field.
Additional Information :
- Strong problem-solving skills and analytical thinking.
- Ability to work effectively in a team environment


Requirements:
- Minimum 3 years of experience in software development into MERN (React & Node.js ) technology.
- Bachelor degree in Computer Science or IT.
- Must have Hands-On coding expertise of React.js, Reactstrap, NodeJS, MongoDB and ExpressJS.
- Configuring and managing deployment on AWS (EC2 IAM, S3).
- Knowledge of developing REST API using Express framework and front end integration with PUG engine.
- Experience with popular JS libraries like Ember, Babel, Typescript, Webpack, Socket etc.
- Exposure to scm tools like git, Git Hub, CI/CD methods, code coverage tools like SonarQube, etc.
- Good understanding of the object-oriented design and programming concepts, core JavaScript concepts like scope/closures, the event loop and asynchronous callbacks, promises, API formation, POSTMAN API etc.
ROLES AND RESPONSIBILITIES:
· Working with technical architects, able to convert the architecture into design and code in Java (Spring Boot), AngularJS, and NodeJS.
· Able to generate LLD documents.
· Ability to write Quality code with minimum defects.
· Unit Test and following the coding standards.
·
PREFERRED QUALIFICATION AND SKILLS:
· 5+ years strong programming and logical skills in Java (Spring Boot), AngularJS, Object Oriented Java script, NodeJS and HTML5
· Hands on Experience on Java (Spring Boot), and MySQL is mandatory. Must have completed at least 2 full projects using Spring boot and AngularJS.
· Excellent knowledge and experience in Spring JPA, RESTful webservices implementation.
· NodeJS experience is value add
· Should have participated in, and be familiar with, Agile (Scrum) project methodology and practices.
· Must be able to mentor and guide junior technical resources.
· One who is proactive and come forward with technology related initiatives. Motivated self-starter.
· Good Communication skills. English - Oral and Written.

- Own our user interfaces with an eye to lightning-fast performance and a great user experience
- Implement compelling and intuitive UIs, shaping the design and feel of the product alongside our founders
- Write a significant amount of code for new and existing features
- Ship high-quality code and architecture
- Mentor engineers on the team, developing their skills and helping advance their careers
- Help shape the future of our engineering organization
Requirements
- You have been building production web applications for 5+ years and know the systems from top to bottom
- You know SQL and have significant programming experience on the frontend with React
- You have a BS/MS/Ph.D. in a scientific field or equivalent experience
- You want to work in a fast-paced, high-growth startup environment that respects its engineers and customers
- Comfortable working with a 100% distributed engineering team, collaborating on GitHub, Slack, Zoom, etc. in the open and as a self-starter.
Bonus points
- You have backend experience building microservices
- You’ve contributed to open-source libraries and actively participate in the development community (blogging, meetups, tweeting, etc.)
- You have experience building interactive data visualizations
- You have worked in TypeScript, Java, Go

As a core member of the Software Development team, you will be responsible for the architecture, coding, development, testing and release of customer applications hosted both on-premise and on-cloud. Candidates with proven experience in both Frontend and Backend Development (predominantly Backend Development) with prior experience in deploying applications on AWS/Azure cloud will be preferred.
You will be leading a small team of developers (not more than 3 at a time) on a given project, and be a client-facing SPOC to work with the client and meet stringent deadlines. You will be responsible for Coding and Development with a code coverage of minimum 90%. You will adhere to coding and security standards and ensure that your delivery is secure and free from any critical, high and medium-rated vulnerabilities.

- 5+ years of experience participating in the delivery of technology services.
- A proven ability to learn new applications & innovate in technology
- Strong Experience in technologies like Node, Webservices and Microservices
- Experience with cloud components and services and containerization technologies is desirable
- Exposure to ReactJS mandatory
- Experience working with multiple types of datastores: Mongo DB, SQL
- Experience in integrating, designing and developing solutions is desirable
- Experience with CI/CD and TDD is desirable
- Frameworks - Express , Hapi , feathers
- Strong knowledge in Javascript



Should have strong experience with Core Javascript
Should have excellent programming skills.
Should be able to understand and appreciate the key considerations to be made during digital product development including user experience and UI
Should have strong exposure to AngularJS/NodeJS/ ExpressJS /
Bootstrap/Mongo DB/ ReactJS
Roles and Responsibility:
The developers job profile will be building and maintaining products built on MERN/MEAN stack
Provide innovative solutions to complex business problems
Coding and implementation using best practices to produce high performing/scalable/secured modules
Execute product development and prototyping


