Qualifications for Ruby
Time Zone EST Overlap of 3-4 hours/day
- Proficient in Ruby, and one of the Javascript UI frameworks like React, Ember, Angular, etc.
- Experience working with MySQL, BigQuery, and Snowflake.
- Experience in UI frameworks like React, Ember, Angular, etc.
- Experience building and deploying applications in an Amazon Web Services (AWS) ecosystem.
- 5+ years of software engineering experience developing scalable production software incorporating testing, evaluation, and monitoring.
- Full-stack development experience
- Strong knowledge of CS fundamentals and code organization best practices
- Bachelor's degree in Computer Science or equivalent practical experience.
- Built systems that make use of complex job queues and offline processing
- Experience with Docker/ECS/AWS
- Experience with testing and writing test cases
- Experience with Jest, Enzyme, and RSpec

About Zensark Technologies
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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)
Job Title : React + Node.js Developer (Full Stack)
Experience : 5+ Years
Location : Mumbai or Pune (Final location to be decided post-interview)
Notice Period : Immediate to 15 Days
Interview Rounds : 1 Internal Round + 1 Client Round
Job Summary :
We are looking for a highly skilled Full Stack Developer (React + Node.js) with strong expertise in both frontend and backend development.
The ideal candidate should demonstrate hands-on experience with databases, excellent project understanding, and the ability to deliver scalable, high-performance applications in production environments.
Mandatory Skills :
React.js, Node.js, PostgreSQL/MySQL, JavaScript (ES6+), Docker, AWS/GCP, full-stack development, production system experience, and strong project understanding with hands-on database expertise.
Key Responsibilities :
- Design, develop, and deploy robust full-stack applications using React (frontend) and Node.js (backend).
- Exhibit a deep understanding of database design, optimization, and integration using PostgreSQL or MySQL.
- Translate project requirements into efficient, maintainable, and scalable technical solutions.
- Build clean, modular, and reusable components following SOLID principles and industry best practices.
- Manage backend services, APIs, and data-driven functionalities for large-scale applications.
- Work closely with product and engineering teams to ensure smooth end-to-end project delivery.
- Use Docker and cloud platforms (AWS/GCP) for containerization, deployment, and scaling of services.
- Participate in design discussions, code reviews, and troubleshooting production issues.
Required Skills :
- 5+ Years of hands-on experience in full-stack development using React and Node.js.
- Strong understanding and hands-on expertise with relational databases (PostgreSQL/MySQL).
- Solid grasp of JavaScript (ES6+), and proficiency in Object-Oriented Programming (OOP) or Functional Programming (FP).
- Proven experience working with production-grade systems and scalable architectures.
- Proficiency with Docker, API development, and cloud services (preferably AWS or GCP).
- Excellent project understanding, problem-solving ability, and strong communication skills (verbal and written).
Good to Have :
- Experience in Golang or Elixir for backend development.
- Knowledge of Kubernetes, Redis, RabbitMQ, or similar distributed tools.
- Exposure to AI APIs and tools.
- Contributions to open-source projects.
Software Engineer
Company Introduction
Since 1983 company has been an innovative software business, that has continued to grow year on year due its continued
success. With ongoing market developments and investment within the company, exciting times are ahead of the team!
The Role-
We are looking for a full stack engineer to join our team. We ideally hire engineers who are comfortable across the full stack, but
we know you will have a preference about being on the front-end or back-end. As long as you're happy to work on both sets of
tasks – you should carry on reading!
Our Technology
• Front-end: JavaScript, Angular (or good understanding of React, Vue JS, Knockout JS or similar)
• Back-end: C#, ASP.NET, Web API, MVC, Entity Framework
• Database: SQL Server. Knowledge of non-SQL databases is a plus
• Cloud: Microsoft Azure, AWS
Responsibilities-
• Design of the overall architecture of the web application
• Implementation of a robust set of services and APIs to power the web application
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability
• Implementation of security and data protection
• Translation of UI/UX wireframesto visual elements
• Integration of the front-end and back-end aspects of the web application
Additiontionalresponsibilitiesfor Project Lead
• Active participation in design\build cycle of the software engineering life cycle (prototyping, architecture, detailed design,
development, testing and deployment).
• Providing expertise in technical analysis and solving technical issues during project delivery.
• Code reviews, test case reviews and ensure code developed meets the requirements.
• Collaborate with product management and engineering to define and implement innovative solutions for the product
direction, visuals and experience.
• Requirement gathering and understanding, analyze and convert functional requirements into concrete technical tasks and able
to provide reasonable effort estimates
• Mentor and develop skills of junior software engineers in the team.
Tech Skills and Qualifications
• Contract Length : 1 year
• Software Engineering Degree with 3-5 years of experience.
• Expert knowledge of JavaScript and Node.js, good understanding of Angular and JavaScript testing frameworks (such as Jest,
Mocha etc.)
• Good understanding of Cloud Native architecture, containerisation, Docker, Microsoft Azure/AWS, CI/CD, and DevOps
culture.
• Knowledge of cloud-based SaaS applications/architecture.
• Practical experience in the use of leading engineering practices and principles.
• Practical experience of building robust solutions at large scale.
• Appreciation for functions of Product and Design, experience working in cross-functional teams.
• Understanding differences between multiple delivery platforms (such as mobile vs. desktop), and optimizing output to
match the specific platform.
WHAT YOU WILL DO
We are seeking a talented and motivated Backend Engineer to join our team, focusing on the design, development, and maintenance of high-performance enterprise software solutions using Java and Spring. In this role, you will be instrumental in designing robust REST APIs and orchestrating complex workflows across a microservice architecture.
Responsibilities:
- Software Development: Design, build, and maintain efficient, reusable, and reliable Java code within Spring Boot Applications and Services
- API Design: Design and implement robust, scalable, and secure RESTful APIs to power front-end applications and third-party integrations. Build high-throughput, high-availability, and low-latency systems
- Microservices Orchestration: Orchestrate data flow and business logic across multiple microservices to ensure seamless end-to-end functionality.
- Database Management: Design schema, interact with, and optimize both NoSQL (e.g., MongoDB) and SQL (e.g., PostgreSQL) databases.
- Code Quality & Tooling: Leverage AI coding tools such as Cursor, CodeX, GitHub Copilot or similar tools to enhance productivity, accelerate development cycles, and maintain high code quality standards.
- Collaboration: Work closely with front-end developers, product managers, and other stakeholders to define, design, and ship new features.
- System Architecture: Participate in architectural discussions, code reviews, mentor and guide junior engineers, and help shape the future direction of our software platform.
REQUIREMENTS
- 4+ years of relevant work experience in software engineering, preferably enterprise software development
- AI/ML Concepts: An understanding of AI agents, their application in enterprise systems, use of MCP servers and the principles of context engineering.
- Frontend Development: Experience with React, Next.js, component libraries like mui, and an interest in being a full stack developer. An understanding of CSS, HTML DOM is a plus.
- Cloud Experience: Experience with cloud platforms such as AWS, Azure, GCP, or OCI.
- DevOps Practices: Familiarity with Docker, Kubernetes, and CI/CD pipelines.
ABOUT RIA
RIA is a tech company that leverages cutting-edge technology to revolutionize the insurance and healthcare industry. RIA has operations in India and in the US.
At the core of its operations is the Symphony platform, a Vertical AI platform which can be used for customised decision-making, automation, and data orchestration across Insurance and Health products.
Symphony can support businesses with its microservices-based architecture and helps modernize and modularize the legacy system.
WHY JOIN US
We’re building the foundation of our team right now, and are looking for ambitious team members to join us and increase with us. The work environment is fast-paced and you would make a clear impact!
You’ll partner with a stellar leadership team from IIT Kanpur, Kellogg, MIT Sloan, IIT Guwahati, and the University of Michigan. The team has also worked at companies such as McKinsey, Goldman Sachs, Niva Bupa, Acko, Care, ICICI Prudential, etc.
We’re a well-funded company, which has raised capital from top VCs, global insurers, and prominent Indian family offices.
Company Overview:
GoProtoz is a World-Class Award-winning UI/UX Design company specialized in User Experience (UX) / User Interface (UI) Design for enterprise and consumer digital products and mobile/web/Desktop applications.
We are one of the top 5 UI/UX design companies in India with a team of passionate and creative digital product UI UX designers and developers. Our vision is to enable digital product companies to achieve their business goals with well thought user experience design strategies and eventually make the people life better. Clients include: Renault–Nissan, SONY, ICICI Bank, Emaar, Damac, PayTm Money, Licious, Mahindra Comviva, QuEST Global
Website: https://www.goprotoz.com/
Location: https://goo.gl/maps/XXoRHtHB93y Requirements
Job description:
- 5+ years of software development experience in Mernstack Developer..
- Knowledge of multiple front-end languages and libraries (e. g. HTML/ CSS, JavaScript/Typescript, XML, jQuery)
- Familiarity with RESTful APIs.
- Experience with experience with React , node,express,mangobd.
- Strong debugging/troubleshooting skills.
- Good understanding of SDLC, Agile methodologies
- Proven experience as a Full Stack Developer.
- Experience developing desktop and mobile applications
- Familiarity with common stacks Knowledge of multiple back-end languages and JavaScript frameworks (e. g. Angular, React, Node.js )Familiarity with Docker and Kubernetes
- Familiarity with databases (e. g. MySQL, MongoDB), web servers (e. g. Apache) & Drools.
- Excellent communication and teamwork skills
- Great attention to detail Organizational skills
Responsibilities:
- Responsible for the entire development process.
- Work with development teams and product managers to ideate software solutions
- Analyzing user requirements, envisioning system features and functionality.
- Design, build, and maintain efficient, reusable, and reliable codes by setting expectations and features priorities throughout the development life cycle.
- Working with Senior leadership and stakeholders to present ideas and solutions
- Design client-side and server-side architecture
- Build the front-end of applications through appealing visual design
- Develop and manage well-functioning databases and applications
- Write effective APIsTest software to ensure responsiveness and efficiency in troubleshooting, debug and upgrade software
- Create security and data protection settings.
Expectation:
- should have strong communication skill
- able to communicate to client about technical solutions and needs
- Able to deliver the project from end to end without management support
- Should be able to code Full stack development Ex: MERN
- Manage team independently
- Minimum 5+ years of experience
Type, Location,
Full Time @ Anywhere in India
Desired Experience
3+ years
What You’ll Do
- Architecting and implementing the solutions we build
- Working with the team, client and project manager to efficiently deliver projects
- Translating business needs to technical solutions and communicating with the client
- Ensuring that good programming practices are followed
- Supporting other engineers’ growth with your expertise and mentorship
- Taking part in internal initiatives such as performance reviews, technical recruitment, estimation of pre-sale projects
What you bring to the table
- Ideally 2 years of commercial experience using Node.js
- 3 years of experience using JavaScript (ES2015+)
- Comfortable with DRY & SOLID principles in your own code
- Experience in writing tests using Mocha/Chai/Jest
- Experience with Express.js
- Experience with version control systems, preferably Git
- Hands-on experience with Unix/Linux environment
- Understanding of non-relational/relational databases
Bonus if you have…
- Experience with Angular 2+ and React JS
- Experience with AWS or GCP infrastructure
- Curiosity about new languages, libraries, frameworks
- Contributions to open-source projects
Who are you?
- Passionate about making an impact
- Self-driven & eager to learn new technologies
- Intellectually curious, interested to build complex systems
- Thrive in a highly independent, remote-first environment
- Keen to work with a globally diverse team
What you can expect from us
- Hybrid Work Option - Step out when you “want to” not when you “have to”
- Work from the comfort of your home or work at the office
- Support for setting up Home-office
- Flexible Work Hours -Work-life balance becomes a lot easier to maintain with the flexibility to plan your work hours
- Flexible Leave policies
- Life needs a break - casual, parental, sick, or just random. To help you enjoy your leaves without guilt or excuses, we have a ‘no approval needed’ policy
- Health and Wellness - Constant encouragement to stay fit
- We encourage and support our team members to participate in memberships that promote team member health (physical, emotional, and psychological) and fitness
- Reimbursements for medical support
- Career ladder: the freedom to design your own path
- Well defined career ladders to grow, assess and explore your professional journey
- Learning opportunities
- In house learning platforms to partner with you in your growth story
- Wide range of courses and certifications
The desired candidate is required to build and maintain scalable web applications.
- React Js
- React - Redux
- redux - Thunk middleware
- Tailwind CSS / Saas
- HTML & CSS










