Fullstack Developer

Key Requirements / Skills

• 6+ years of overall experience in software development with strong expertise in building scalable web applications.
• 2+ years of experience as a Technical Lead, managing development teams and driving project delivery.
• Strong technical decision-making ability, including architecture design, technology selection, and implementation of best practices.
• Front-end expertise: Strong experience in React, JavaScript, TypeScript, and building responsive and user-friendly UI/UX.
• Back-end development: Hands-on experience with Node.js, RESTful APIs, API design, and server-side architecture.
• AI/ML knowledge: Experience in implementing AI/ML models or integrating AI-based solutions to solve business problems.
• Cloud & DevOps exposure: Experience with AWS/Azure, understanding of CI/CD pipelines, and cloud-based deployments.
• Code quality & best practices: Experience in code reviews, Git version control, and ensuring maintainable and secure code.
• Team leadership: Ability to mentor developers, guide technical discussions, and collaborate across teams.
• Strong communication skills to effectively interact with technical and non-technical stakeholders.
• Experience working in high-compliance environments such as healthcare systems is a plus.

Education Qualifications:

• B.Tech/M.Tech in CSE/IT/AI/ML from a good university

Job Title : Senior Full Stack Developer (Dashboard Applications)

Experience : 7+ Years

Location : Gurgaon (Mandatory)

Duration : 6 to 9 Months Contract (Initial 6 Months Commitment Mandatory)

Start Date : 1st April (Immediate Joiners Preferred)

Work Mode : Hybrid (Work From Home + 1 Day/Week at Home Office in Gurgaon)

Work Schedule : 45 Hours/Week + Mandatory Weekend Availability (Saturday & Sunday)

About the Role :

We are hiring a highly skilled Full Stack Developer based out of Gurgaon to work directly with the leadership team of a Cybersecurity Product Company.

This role focuses on building advanced, high-performance dashboard applications to significantly enhance the company’s product capabilities.

This is a high-ownership, high-impact role, where the selected candidate will work closely with the founder/leadership and contribute directly to core product innovation.

Mandatory Skills :

React + TypeScript, Dashboard/Data Visualization (ECharts/D3.js), Node.js (Fastify), Kafka (real-time streaming), ClickHouse, PostgreSQL, Redis, Microservices Architecture, Performance Optimization, Gurgaon-based candidate with 7+ years experience.

Important Note (Strict Requirements) :

• Candidate must be based in Gurgaon (No remote-only candidates)
• Must be comfortable working on weekends (Sat & Sun)
• Must commit to minimum 6 months
• Must be available for in-person collaboration (1 day/week at home office)
• No compromise on the above requirements

Key Responsibilities :

• Design and develop scalable, real-time dashboard applications
• Build data visualization systems using modern frontend frameworks
• Work on end-to-end full stack development (UI to backend APIs)
• Integrate large-scale data pipelines and streaming systems
• Optimize dashboards for performance, usability, and responsiveness
• Collaborate directly with leadership to translate business needs into technical solutions
• Contribute to architecture decisions and system design

Required Technical Skills :

Frontend :

• React.js (18+)
• TypeScript
• TailwindCSS
• State Management (Zustand / TanStack Query)
• Data Visualization:
• Apache ECharts
• D3.js
• Leaflet.js (Maps)

Backend :

• Node.js (20 LTS)
• Fastify (preferred)
• REST API Development
• Prisma ORM

Data & Streaming :

• Apache Kafka / KafkaJS
• Apache Flink (or Kafka Streams)

Databases :

• ClickHouse (must have for analytics use cases)
• PostgreSQL
• Redis

Good to Have :

• Graph DB (Neo4j)
• Object Storage (MinIO)

Machine Learning (Nice to Have) :

• Python (FastAPI)
• Basic experience with:
• scikit-learn
• pandas / numpy
• Understanding of anomaly detection systems

DevOps & Infrastructure :

• Docker & Kubernetes
• Terraform
• Nginx
• Monitoring: Prometheus, Grafana
• Observability: OpenTelemetry
• Authentication: Keycloak / JWT

Testing & Quality :

• Unit & Integration Testing:
• Vitest / Jest
• Supertest
• E2E Testing:
• Playwright
• Performance Testing:
• k6

What We’re Looking For :

• Strong experience in building complex dashboards or analytics platforms
• Ability to work independently as a single contributor
• High ownership and accountability mindset
• Strong problem-solving and system design skills
• Someone who is practical, execution-focused, and reliable

Why Join :

• Direct collaboration with leadership
• Opportunity to build cutting-edge cybersecurity dashboards
• High-impact role with end-to-end ownership
• Flexible work setup (with meaningful in-person collaboration)

Role: Senior Software Developer (Full Stack) - Python 

Location: Coimbatore 

YOE: 6+ years 

Mandatory Skills: Python, AWS 

Good to have: React, SQL, React Native, Knowledge in Flutter/Android Native Benefits: Learn more about our perks below 

Compensation: Competitive compensation as per industry standards. 

About the Role: 

We aspire to build high-quality, innovative & robust software. If you are a hands-on platform builder with significant experience in developing scalable data platforms, look no further. Click on Apply and we will reach out to you soon. 

Responsibilities: 

● Determines operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions. 

● Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code. 

● Prepares and installs solutions by determining and designing system specifications, standards, and programming. 

● Improves operations by conducting systems analysis; recommending changes in policies and procedures. 

● Obtains and licenses software by obtaining required information from vendors; recommending purchases; testing and approving products. 

● Updates job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment 

● Participate in educational opportunities & read professional publications;

● Protects operations by keeping information confidential. 

● Provides information by collecting, analyzing, and summarizing development and service issues. 

● Accomplishes engineering and organization mission by completing related results as needed. 

● Develops software solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle.

Requirements: 

● Proven work experience as a Full Stack Engineer or Senior Software Developer

● Strong experience designing and developing scalable and interactive applications

● Hands-on expertise in React or similar UI technologies for frontend development and Python or other modern backend languages 

● Experience in mobile app development (e.g., React Native, Flutter, or Native Android/iOS) 

● Deep understanding of relational databases (e.g., PostgreSQL/MySQL) with strong proficiency in SQL 

● Experience with ORM frameworks (e.g., TypeORM, SQLAlchemy or similar)

● Familiarity with NoSQL databases (e.g., MongoDB) and caching systems like Redis is a plus 

● Test-driven development and automated testing experience is a plus ● Proficiency with modern software engineering tools, Git-based workflows, and CI/CD pipelines 

● Strong ownership mindset with ability to lead teams, mentor developers, and drive end-to-end delivery 

● Excellent communication and collaboration skills with cross-functional stakeholders

● Working knowledge of AWS or other cloud platforms is an added advantage 

Location: Mumbai

Experience Required: 2+ Years

Job Type: Full-Time

Notice Period: Immediate Joiners

About the Role

We are seeking a skilled and experienced Full Stack (MERN) Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.

Mandatory Criteria

• Candidate must be currently working or have prior experience in a product-based software development company
• Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)

Key Responsibilities

• Develop and maintain scalable web applications using MongoDB, Express.js, React.js, and Node.js
• Translate UI/UX designs into high-quality front-end code
• Build and integrate RESTful APIs
• Ensure performance, quality, and responsiveness of applications
• Participate in design discussions, code reviews, and contribute to technical documentation
• Work in a collaborative, agile development environment

Required Skills

• Strong proficiency in JavaScript, React.js, Node.js, and Express.js
• Hands-on experience with MongoDB or other NoSQL databases
• Solid understanding of RESTful APIs and architectural patterns
• Knowledge of version control systems like Git
• Understanding of CI/CD and cloud-based deployment practices
• Good grasp of performance optimization, caching, and security practices

- Good understanding of NODE JS back-end development

- Strong understanding of Node.js and frameworks available for it

- Understanding of front-end technologies, such as React or Angular, HTML and CSS3
-Solid understanding of object-oriented development and design patterns.

- Good experience with AJAX, REST and JSON

- Experience with development practices such as Test-Driven Development and Continuous Integration
-Experience in Version Control Systems like GIT, Bitbucket
- Must have good problem solving and analytical skills.

- Must be a team player, having good communication skills, self-starter

- Ability to pick up new technology is needed.

Tech9 India is looking for Software Developers to join our team.  We have mid level to principal roles available.  Depending on the role, the position requires the use of Front and back End Technologies. This is a great opportunity to work with a company that has a primary focus of making our customers happy by delivering value, without all the burdensome policies and rules that have become typical for outsourced software development companies.

If you are looking for a change this is what we can promise you:

• You will have challenging problems to solve
• You will have flexibility and autonomy to solve problems and deliver solutions
• We will provide a highly collaborative environment with skilled and super friendly teammates
• We will fully support you in developing software the right way
• We won't burden you with useless policies and procedures
• We will provide you the tools you need to do your job right

If this sounds attractive please apply! We'd love to talk to you!

Responsibilities:
 

• Work with cross-functional teams, using agile practices, write, debug and deliver code
• Produce solid, thoroughly tested features

           ​​​​​​​Requirements:

• 3+ years of experience in Javascript engineering, frameworks, unit testing frameworks 
• At least 3 years of experience developing in Node, React, and nice  to have experience on Go Language
• Strong verbal and written communication skills
• Experience working with product managers and scrum teams to effectively translate business requirements into workflows  
• Demonstrated ability to remove problems and overcome roadblocks
• Cloud platform experience 

        Good to have for Mid/Sr. and must have for Principal role 

• Hands-on experience with APIs, microservices
• Experience with CI/CD systems such as Jenkins
• Experience with JSON and developing REST Services
• Expert experience leveraging container based technologies
• Multiple years of experience delivery solutions through an Agile delivery methodology
• Experience with bash shell scripts, LINUX utilities & UNIX Commands
• Ability to understand complex systems and solve challenging analytical problems
• Ability to leverage multiple tools and programming languages to analyze and manipulate data sets from disparate data sources
• Strong collaboration and communication skills within and across teams
• Strong problem solving skills and critical thinking ability