Sr. Full Stack Engineer

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

About the Role :

We are seeking a highly skilled Lead Software Developer with a strong background in SaaS product development and expertise in designing scalable, secure, and resilient systems. You will lead the technical architecture of our cloud-native platforms, manage cross-functional

engineering efforts, and implement best practices across backend, frontend, and infrastructure layers.

This is a leadership role based on-site in Jaipur and ideal for someone who enjoys solving complex system challenges and building high-impact software.

Key Responsibilities:

● Lead the design and implementation of scalable SaaS application architecture

● Architect and develop solutions using Laravel, NestJS, Node.js, and AWS

● Build and manage microservices and serverless infrastructure for high availability and maintainability

● Implement and manage asynchronous and parallel request handling for optimized system performance

● Design and scale load handling and queue management systems using BullMQ and Redis

● Develop and integrate real-time data workflows using webhooks and external APIs

● Configure and manage Node.js clusters for performance and fault tolerance

● Collaborate with frontend developers working on React and Vue.js to deliver seamless UI/backend integration

● Ensure code quality, observability, and maintainability across services

● Monitor, debug, and resolve issues in production using logs and performance tracking tools

● Drive CI/CD implementation, infrastructure automation, and DevOps practices

Required Skills & Qualifications:

● 5 - 7 years of experience in full-stack or backend software development

● Proven experience as a Lead Developer on SaaS products

● Proficient in Laravel, NestJS, and Node.js

● Deep understanding of BullMQ, Redis, and message/queue-based architectures

● Experience with asynchronous processing, parallel request handling, and load distribution

● Proficient in microservices and serverless architecture patterns

● Strong command of AWS (EC2, Lambda, RDS, S3, API Gateway, IAM, CloudWatch)

● Hands-on experience with webhooks, job queues, background tasks, and rate-limiting strategies

● Familiarity with Node.js cluster mode and scaling strategies

● Solid experience in debugging, tracing, and performance monitoring

● Frontend integration experience with React or Vue.js (please specify your exposure)

● Strong leadership, collaboration, and mentoring abilities

Preferred Skills (Nice to Have):

● Experience with Docker, Kubernetes, and CI/CD pipelines

● Exposure to event-driven architecture and multi-tenant SaaS platforms

● Familiarity with observability tools such as Grafana, Datadog, or New Relic

About TechMango:

My name is Riyas banu M, and I'm reaching out to you regarding an exciting opportunity with TechMango.

Founded in 2014, TechMango Technology Services is a leading software development company with a strong focus on emerging technologies. Our primary goal is to deliver strategic solutions that align with our business partners' technological needs.

We specialize in providing custom software solutions using the best available technologies, ensuring quality delivery within defined timelines. Our services include analysis, design, architecture, programming, testing, and long-term technical support, all aimed at achieving ultimate customer satisfaction.

Recognized as the Best Offshore Software Development Company in India, TechMango is driven by the mantra, "Clients' Vision is our Mission." We strive to be a technologically advanced and highly regarded organization, offering high-quality and cost-efficient services while fostering long-term client relationships.

We operate in the USA (Chicago, Atlanta), UAE (Dubai), and India (Bangalore, Chennai, Madurai, Trichy, Coimbatore).

For more information, please visit our

website.https://www.techmango.net/

Techmango | Digital Transformation Solutions | IT Consulting

We provide cutting-edge technology solutions based on digital, Business Analytics, Cloud, Big Data, IoT, Blockchain, Managed IT Services & Technology

Senior Full Stack Engineer (.NET + UI)

We are hiring a Senior Full Stack Engineer with 5 -7 years; experience with strong expertise in C#, .NET, SQL, Git, and front-end technologies like Angular or React. The ideal candidate should have good English communication skills and a solid understanding of secure coding.

principles to prevent common vulnerabilities such as SQL Injection, XSS, and CSRF.

What is expected of you:

As part of the job, you will be required to

• Participate in requirements analysis
• Write clean, scalable code using .NET programming languages.
• Design and manage databases with SQL and interact with data through Entity Framework
• Build intuitive and responsive user interfaces using front-end frameworks like Angular or React.
• Test and deploy applications and system,Revise, update, refactor, and debug code
• Improve existing software use Git for version control and collaboration in a team environment.
• Develop documentation throughout the software development life cycle (SDLC)
• If your beliefs resonate with these, you are looking at the right place!
• Accountability Finish what you started
• Communication Context aware, pro-active, and clean communication
• Outcome High throughput
• Quality High-quality work and consistency

Requirements:

• C# and .NET Framework Strong hands-on experience with object-oriented programming and enterprise-grade .NET applications.
• SQL Entity Framework Proficient in writing complex queries and working with ORM frameworks.
• UI Technologies Working experience with modern front-end frameworks such as Angular or React.
• Asynchronous Programming Understanding and Implementation of async/await patterns for performance optimization.
• Version Control Experience using Git, Bitbucket etc for source code management.
• Design Patterns Solid understanding and practical application of standard software design patterns.
• Unit Testing Experience with testing frameworks such as NUnit or xUnit to ensure code quality and reliability.
• Secure Coding Principles Awareness and application of secure coding practices to prevent vulnerabilities such as SQL Injection, Cross-Site Scripting (XSS), and Cross-Site Request Forgery (CSRF), etc.

Good to have skills:

• Exposure to Cloud Platforms, Azure, AWS, etc.
• Good Communication Skills
• Excellent knowledge of SDLC.
• Knowledge of Jira.

Thanks & Regards,

M.Riyas banu

Techmango Technology Services Pvt Ltd

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Expertise in backend programming with Node.js and MongoDB.
• Experience with React.js and redux.
• Material UI and 3rd party libraries.
• Experience with clean code writing practices like avoiding callback hell like promises, async.
• Thorough understanding of Node.js and its core principles.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of ECMAScript.
• Experience with data structure libraries (e.g., Immutable.js).
• Familiarity with RESTful APIs.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end builds pipelines and tools.
• A knack for benchmarking and optimization.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).

Responsibilities:

• Build Node.js APIs using microservices.
• Rewriting backend code with microservices architecture & Unit tests.
• Developing new user-facing features using React.js.
• Building reusable components and front-end libraries for future use.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.

We are looking for Sr. Node Js Developer

Experience - 1-5 years 

Location - Ahmedabad, Gujarat. (Work from Office/Home)

5 Days working 

Should have good communication skills.

Requirements:

•API Development

• Mongodb or Firebase

•Designing and developing user interfaces using Angular OR JavaScript MV-VM/MVC frameworks

•Good understanding of AJAX and JavaScript, TypeScript Dom manipulation Techniques

•Experience with RESTful services

•Expert in any one of the modern JavaScript MV-VM/MVC frameworks (AngularJS, JQuery, ReactJS)

•Knowledge of Node.js, Express and frameworks available for it

•Understanding the nature of asynchronous programming and its quirks and workarounds

•User authentication and authorization between multiple systems, servers, and environments


Note:- We are not providing permanent work from home. They have to come to the office if needed.

Full Stack Web Developer

Job Location: Bengaluru

Job Type: Full Time.

Education:

Bachelors in Computer science/Information or any related stream with desired work experience.

Overview:

We are looking for a talented Full Stack Web Developer to create amazing user interface based web application with clean and artful web design skills. The engineer would be responsible for architecting, designing, developing and deploying scalable web application. We are building a strong and dedicated team focusing on developing web application for multiple client requirements and in-house projects.

Roles & Responsibility:

1. Write high performance, clean, scalable and quality web applications under given timelines.

2. Architecting, designing and deploying web application for various cloud platforms like AWS, Azure, GCP.

3. Identifying bottlenecks, bugs and devise solutions for these problems.

4. Responsible for both front-end and back-end development.

5. Participate in requirement analysis, documentation with business partners.

6. A standout colleague but should be able to work independently too.

Requirements:

1. 1-2 years of work experience as Full Stack Web developer.

2. Experience in web application development with exposure to both frontend and backend development.

3. Ability to produce well documented code with excellent debugging capabilities.

4. Strong Communication skills

5. Expert in any of the following programming languages Java, JavaScript(NodeJs), Python.

6. Experience in web development frameworks like Django, Flask.

7. Experience with front end technologies HTML5, CSS, Angular, React Js.

8. Experience in developing and integrating REST, SOAP APIs.

9. Familiarity with databases like MySQL, MongoDB etc.

10. Familiarity with web servers Apache, Ngnix etc.

11. Good understanding of OOPs and Web design patterns.

12. Willing to learn and implement latest technologies.

Bonus:

1. Good knowledge of revision control tools such as Git, Bit Bucket, Source tree

2. Experience in using multiple IDE and different application development frameworks.

3. Experience in mobile application development is added advantage

4. Industry level certification on web application development and design or cloud platform would be much appreciated.

Are you passionate in coding, art and blockchain? Do you wish to face challenges ahead, develop and deliver features that will be extraordinary towards users? We are looking for experienced developers (blockchain, frontend, backend) to join our team and start a revolution!

About the role as a full stack engineer at Torum, you will be remotely working alongside our core development team from India, Turkey, Malaysia and other regions in the future. A good mindset of forward planning should be cultivated to better your performance!

You will also get involved in constant discussions with our Lead Developer and Operational team members regarding the ideas, concepts as well as feature specifications to further enhance our platform.

Key Responsibilities & Scope

• Delivering well tested, high quality software
• High scalability and flexibility solutions using micro services
• Work well in teams (bonus points if able to lead)
• Qualifications & experience

Highly Favored Experience

• Experience with Solidity
• Web3 JS experience
• Good software engineering skills, insights, and experience
• Good knowledge of cryptography
• Important: Ability to communicate (orally and verbally) well with the team in English
• Experience in building large-scale apps like Social Media, E-commerce, etc. where performance, scalability, and availability are the top priorities

Qualifications and Experience location GMT+8 or GMT+5:30

• Ability to work remotely or on-site (if Malaysia)
• More than 3 years of experience with Node JS (Express framework)
• More than 3 years of experience with React JS
• More than 3 years of experience with experience with MongoDB
• Experience in leading, or being a Senior in a full-stack team to build, constantly improve and optimize a commercial level product, with a decent user base
• Passion for best design, developing and coding practices
• Creating servers and databases for functionality
• Maximizing application performance, uptime, and scalability, maintaining high standards of code quality and thoughtful application design
• Excellent debugging and optimization skills
• Unit/integration testing experience