
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

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We are seeking an experienced and results-driven MEAN Stack Developer with 2+ years of hands-on experience in designing, developing, and maintaining scalable web applications. The ideal candidate should have strong expertise in JavaScript technologies across the full stack and be capable of working independently as well as collaboratively within a team.
Key Responsibilities
- Design, develop, and maintain scalable web applications using the MEAN stack (MongoDB, Express.js, Angular, Node.js)
- Build and maintain RESTful APIs using Node.js and Express
- Develop dynamic, responsive, and reusable frontend components using Angular
- Implement secure authentication and authorization (JWT, role-based access control)
- Perform complex CRUD operations and optimize MongoDB queries
- Integrate third-party APIs and services
- Write clean, maintainable, and well-documented code following best practices
- Debug, troubleshoot, and optimize application performance
- Participate in code reviews and mentor junior developers when required
- Collaborate with cross-functional teams (UI/UX, QA, DevOps)
- Ensure application security, scalability, and performance standards
Required Skills
- Strong proficiency in JavaScript (ES6+)
- Solid experience with Node.js and Express.js
- Hands-on experience with Angular (components, services, routing, state management)
- Strong knowledge of MongoDB (schema design, aggregation, indexing)
- Experience building and consuming RESTful APIs
- Good understanding of frontend–backend integration
- Experience implementing authentication (JWT, OAuth)
- Familiarity with version control tools (Git – branching, merging, pull requests)
- Understanding of application deployment and environment configuration
- Knowledge of JSON and API testing tools like Postman
- Understanding of responsive web design and cross-browser compatibility
- Experience with testing frameworks (Jest,Jasmine, Karma, Mocha, etc.)
Other Skills
- Strong problem-solving and analytical skills
- Good communication and collaboration abilities
- Ability to work independently and manage deadlines effectively
Availability: Full time
Location: Pune, India
Experience: 5- 6 years
Tvarit Solutions Private Limited (wholly owned subsidiary of TVARIT GmbH, Germany). TVARIT provides software to reduce manufacturing waste like scrap, energy, and machine downtime using its patented technology. With its software products, and highly competent team from renowned Universities, TVARIT has gained customer trust across 4 continents within a short span of 3 years. TVARIT is awarded among the top 8 out of 490 AI companies by European Data Incubator, apart from many more awards by the German government and industrial organizations making TVARIT one of the most innovative AI companies in Germany and Europe.
We are looking for a passionate Full Stack Developer Level 2 to join our technology team in Pune Centre. You will be responsible for handling architecting, design, development, testing, leading the software development team and working toward infrastructure development that will support the company’s solutions. You will get an opportunity to work closely on projects that will involve the automation of the manufacturing process.
Key Responsibilities
· Full Stack Development: Design, develop, and maintain scalable web applications using React with TypeScript for the frontend and Node.js/Python for the backend.
· AI Integration: Collaborate with data scientists and ML engineers to integrate AI/ML models into the SaaS platform, ensuring seamless performance and usability.
· API Development & Optimization: Build and optimize high-performance REST APIs in Node.js and Python (Django, Flask, or FastAPI) to support real-time data processing and analytics.
· Database Engineering: Design, manage, and optimize data storage using relational (PostgreSQL), NoSQL (MongoDB/DynamoDB), graph, and vector databases for handling complex industrial data.
· Cloud-Native Deployment: Deploy, monitor, and manage services in containerized environments using Docker and Kubernetes on Linux-based systems (Ubuntu/Debian).
· System Architecture & Design: Contribute to architectural decisions, leveraging OOPs, microservices, domain-driven design, and design patterns to ensure scalability, security, and maintainability.
· Data Handling & Processing: Work with large-scale manufacturing datasets using Python (pandas) to enable predictive analytics and AI-driven insights.
· Collaboration & Agile Delivery: Partner with cross-functional teams—including product managers, manufacturing domain experts, and AI researchers—to translate business needs into technical solutions.
· Performance & Security: Ensure robust, secure, and high-performance software by implementing best practices in algorithms, data structures, and system design.
· Continuous Improvement: Stay updated on emerging technologies in AI, SaaS, and manufacturing systems to propose innovative solutions that enhance product capability.
Must have worked on these technologies.
· 5+ years of experience working with React-Typescript, node.js on a production level
· Python, pandas, High performance REST APIs in node and Python (in Django or Flask or Fast API)
· Databases: Relational DB like PostgreSQL, No SQL DB like Mongo or Dynamo DB, Vector databases, Graphs DBs
· OS: Linux flavor like Ubuntu, Debian
· Source Control and CI/CD
· Software Fundamentals: Excellent command on Algorithms and Data Structures
· Software design and Architecture: OOPs, Design Patterns, Micro Services, monolithic architectures, Domain driven Design
· Containers: Docker and Kubernetes
· Cloud: Fundamentals of AWS like S3 buckets, EC2, IAMs, Security groups
Benefits and Perks:
· Be part of the product which is transforming the manufacturing landscape with AI
· Culture of innovation, creativity, learning, and even failure, we believe in bringing out the best in you.
· Progressive leave policy for effective work-life balance.
· Get mentored by highly qualified internal resource groups and opportunities to avail industry-driven mentorship programs.
· Multicultural peer groups and supportive workplace policies.
· Work from beaches, hills, mountains, and many more with the yearly workcation program; we believe in mixing elements of vacation and work.
How it's like to work for a Startup?
Working for TVARIT (deep-tech German IT Startup) can offer you a unique blend of innovation, collaboration, and growth opportunities. But it's essential to approach it with a willingness to adapt and thrive in a dynamic environment.
If this position sparked your interest, do apply today!
MERN Stack Developer
Location: Surat, Gujarat (No WFH )
Job Summary:
We are looking for a Full Stack Developer (MERN) with hands-on experience in building highly scalable, performance-driven applications. The ideal candidate should have a deep understanding of both front-end and back-end development, microservices, and database optimization for large-scale systems. You will be responsible for designing, developing, and maintaining applications that can handle high concurrency (1,000+ active users) while ensuring performance, reliability, and scalability.
This role involves working closely with cross-functional teams — including product managers, designers, and DevOps engineers — to deliver cutting-edge, enterprise-grade solutions.
Roles & Responsibilities:
- Design and develop scalable and distributed web applications using the MERN stack (MongoDB, Express.js, React/Next.js, Node.js).
- Build and optimize RESTful APIs for high-performance, concurrent environments.
- Architect and manage MongoDB databases, ensuring high availability, efficient query performance, and scalability.
- Implement queueing systems (e.g., BullMQ, RabbitMQ, Kafka, or Redis Queues) for background jobs and asynchronous processing.
- Optimize server and client performance to support real-time data updates and high concurrent user loads.
- Collaborate with DevOps to improve deployment pipelines, containerization (Docker), and cloud scalability.
- Conduct thorough testing, profiling, and debugging to identify performance bottlenecks and optimize both code and infrastructure.
- Participate in code reviews, architecture discussions, and sprint planning to ensure technical excellence and scalability across all layers.
Qualification / Requirements:
- Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
- 1 + years of hands-on experience in full-stack development using the MERN stack.
- Proven experience working on applications supporting 1,000+ concurrent users or large-scale distributed systems.
- Strong expertise in:
- Node.js (asynchronous programming, clustering, performance optimization)
- Next.js & React.js (SSR, CSR, and dynamic rendering)
- MongoDB (aggregation pipelines, indexing, schema design for scalability)
- Practical experience with message queues (BullMQ, RabbitMQ, Kafka, or Redis Streams).
- Familiarity with caching mechanisms (Redis, Memcached) to optimize performance.
- Experience with Docker and microservices-based architectures is a plus.
- Good understanding of API design, authentication mechanisms (JWT, OAuth), and security best practices.
- Experience working in Agile environments and using Git-based version control.
Nice to Have:
- Exposure to serverless computing (AWS Lambda).
- Experience with monitoring tools (New Relic, Datadog, ELK Stack).
- Knowledge of CI/CD pipelines and automated deployment workflows.
- Experience in real-time communication (WebSockets, Socket.io).
Job Description
Profile Title: Software Development Engineer
Location: Pune Remote
Company Profile:
Growloc Private Limited is a leading Agri-tech company in India specializing in IoT solutions for farm management. We empower farmers with innovative technology to optimize resource usage, improve yields, and ensure consistent quality produce. Backed by a team of passionate individuals, Growloc Private Limited is committed to creating a more sustainable and productive future for Indian agriculture.
Role Overview:
We’re looking for a MERN Stack Engineer (SDE-2) who’s passionate about building impactful products and believes in working smarter—with AI copilots, automation, and lean dev cycles. You’ll be part of a high-ownership team responsible for delivering full-stack features, writing testable code, and deploying to production with CI/CD.
Key Responsibilities:
• Build and maintain robust full-stack applications using MongoDB, Nest.js, React.js, and Node.js.
• Actively leverage AI tools (Copilot, ChatGPT, etc.) for faster development, documentation, and writing test cases.
• Write and maintain unit, integration, and end-to-end tests to ensure code quality.
• Own features end-to-end—from design to deployment using modern CI/CD workflows (GitHub Actions, Vercel, AWS).
• Collaborate with product, data, and hardware teams in a lean setup to ship fast and iterate often.
• Ensure performance, responsiveness, and scalability of front-end and backend systems.
Required Skills:
• 2–5 years of professional experience building products using the MERN stack.
• Strong understanding of frontend architecture (React Hooks, Context API/Redux).
• Proficiency in Node.js, Express, and MongoDB schema design.
• Familiarity with CI/CD tools, Git workflows, and cloud deployments.
• Experience with automated testing frameworks (Jest, Mocha, Cypress, etc.).
• Demonstrated use of AI-based coding assistants in real-world development workflows.
Good to Have:
• Exposure to IoT systems or integration with hardware devices.
• Experience working with LoRaWAN protocols and sensor data ingestion.
• Familiarity with WebSockets, MQTT, or real-time data processing.
• Background in agriculture, climate-tech, or rural tech products.
• Knowledge of TypeScript or serverless architectures.
Compensation: Best as per the market standards
At Growloc, we believe in purpose-driven technology. You’ll be part of a collaborative team working at the intersection of agriculture and innovation. If you're excited about building products that matter—and making a real-world impact—this is the place for you.
Job Description:
• Develop tools and applications by producing clean, efficient code.
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development and proposed solutions
• Perform validation and verification testing and debug code.
• Work collaboratively with others to achieve goals
• Experience working in an agile environment
• Experience in implementing Object-Oriented Python, Django.
• Good understanding on Django ORM.
• Experienced in interfacing with *third party API’s using REST
• Worked with varieties of Relational Databases (RDBMS) like SQLite, MySQL, PostgreSQL.
• Experience in Version Control with Git and Bit bucket.
• Experience with JIRA the development progress and tracking deadlines of the project
• Experience with web applications using technologies like HTML5,CSS, JavaScript, JQuery, AJAX, Angularjs, Reactjs and Bootstrap, XML.
• Knowledge in Pandas, Numpy will be addons
- Produce detailed specifications
- Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
- Contribute in all phases of the development lifecycle
- Follow industry best practices
- Develop and deploy new features to facilitate related procedures and tools if necessary
Requirements :
- Expert in Python with at least one Python web framework (such as Flask, Django etc)
- Hands-on experience on building and leveraging third party Restful APIs
- Strong knowledge in algorithms and data structures
- Experience in any one of the python libraries such as Pandas, Scikit, Numpy, BeautifulSoup, and Scrapy
- Hands-on experience in Linux platform is a must
- Understanding of design principles behind a scalable application
- Knowledge in relational and NoSQL databases
- Exposure to Big Data and Real-time analytics is a plus
- Knowledge of Machine learning or Natural language processing in Python is a plus
- Experience using a public cloud such as Amazon AWS
- Writing reusable, testable, and efficient code.
- Perform Code reviews of other team members.
- Design and implementation of low-latency, high-availability, and performant applications
- Integration of user-facing elements developed by front-end developers with server-side logic
- Implementation of security and data protection
- Integration of data storage solutions.
- Liaise with the product management team and architect the application / improve the architecture wherever necessary.
Skills And Qualifications
- 7+ years of the overall experience.
- Strong Practical knowledge and understanding of RESTful API
- Excellent Python coding skills and understanding of Python best practices (PEP8)
- Should handle a team of minimum 4 members
- Excellent detail-oriented, problem-solving skills and the ability to quickly learn and apply new concepts, principles, and solutions
- 7+ years of good hands-on experience in Python, with knowledge of Django
- Good hands-on experience in SQL Database (MYSQL / Postgres)
- Familiarity of Front End Development ( ReactJS )
- Knowledge of user authentication and authorization between multiple systems, servers, and environments
- Able to create database schemas that represent and support business processes.
- Strong unit test and debugging skills
- Proficient understanding of code versioning tools GIT.
- Has experience of working in an Agile Environment.
- Fluent in English (written and oral) Fluency in a second language is preferred.
- Comfortable working remotely with great communication skills for a remote work environment.
Bonus qualifications
- Knowledge of any cloud. ( Especially Azure )
Excellent hands-on design, coding, testing methodologies, and debugging skills
Thorough knowledge of software development best practices, including coding standards, code reviews, source control management, build process, continuous integration, and continuous delivery
Good exposure to programming constructs and writing algorithms
Good architectural & design skills
Experience in understanding platforms & key AWS services like Elastic
Having and Hands on experience in the particular Domain.
– JavaScript, jQuery, Angular, React/Redux, Backbone
– RSpec, Capybara, Factory Girl
– Resque, Sidekiq
– Elasticsearch, Sphinx
– Deploy with Capistrano, Mina or Heroku
– Chef, Amazon Web Services
– PostgreSQL, MongoDB, Redis, Memcached
– Active Admin
– Spree, LocomotiveCMS
– REST API
– Coffescript, HAML, SASS, LESS









