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About the Company
F22 Labs is a startup software studio based in Chennai. We power startups worldwide by building high-quality software products. From web apps to mobile platforms, we help entrepreneurs turn their ideas into beautifully crafted solutions. If you're passionate about software development and eager to build real products that solve real problems, you’ll fit right in.
Position Overview
We are seeking a talented and experienced Senior Node.js Developer to join our growing engineering team. In this role, you will be instrumental in designing, developing, and maintaining the backbone of our applications. You'll leverage your 3-5 years of expertise to build robust, scalable, and high-performance backend services and APIs. You will also play a key role in making architectural decisions, mentoring junior developers, and driving best practices within the team. If you're eager to tackle complex problems, contribute to innovative projects, and lead by example, this position is for you.
Key Responsibilities
● Design, develop, test, deploy, and maintain highly scalable and reliable backend services, APIs, and systems using Node.js (with frameworks like Express.js or NestJS) and TypeScript.
● Architect and implement robust solutions for complex business requirements, ensuring code quality, performance, and security.
● Collaborate closely with cross-functional teams including front-end developers, product managers, QA engineers, and designers to deliver high-quality products.
● Lead and participate in code reviews, providing constructive feedback to ensure adherence to coding standards and best practices.
● Design and manage database schemas (SQL and NoSQL, e.g., PostgreSQL, MongoDB, Redis) and optimize database queries for performance.
● Develop and maintain comprehensive unit, integration, and E2E tests to ensure software quality and reliability.
● Work with containerization technologies like Docker and orchestration tools like Kubernetes for deploying and managing applications.
● Implement and maintain CI/CD pipelines for automated building, testing, and deployment of applications.
● Mentor and guide junior developers, fostering a culture of learning and continuous improvement.
● Troubleshoot, debug, and upgrade existing software, identifying and resolving performance bottlenecks.
● Stay up-to-date with emerging technologies, industry trends, and best practices in Node.js development and backend architecture.
● Contribute to architectural discussions and decisions, helping to shape the future of our backend systems.
Qualifications and Requirements
● 3-5 years of professional experience in backend development with a strong focus on Node.js.
● Expert proficiency in TypeScript.
● Proven experience with Node.js frameworks such as Express.js or NestJS (highly preferred).
● Strong understanding of asynchronous programming, event-driven architecture, and design patterns.
● Solid experience in designing, building, and consuming RESTful APIs; experience with GraphQL is a plus.
● Proficiency with both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, Redis) database technologies, including data modeling and query optimization.
● Hands-on experience with containerization technologies (Docker) and a good understanding of container orchestration (Kubernetes).
● Experience with CI/CD tools and practices (e.g., Jenkins, GitLab CI, GitHub Actions).
● Experience deploying and managing applications on cloud platforms (AWS, Azure, or GCP), including familiarity with relevant services (e.g., EC2, S3, Lambda, RDS).
● Strong problem-solving, analytical, and critical thinking skills.
● Excellent communication and collaboration skills, with the ability to work effectively in a team environment.
● Proven ability to mentor junior team members.
● Familiarity with Git and collaborative development workflows.
Good to have:
● Experience with testing frameworks (e.g., Jest, Mocha, Chai) and a commitment to writing well-tested code.
● Experience with microservices architecture and distributed systems.
● Experience with serverless architecture (e.g., AWS Lambda, Azure Functions).
● Knowledge of message queue systems (e.g., Kafka, RabbitMQ, AWS SQS).
● Familiarity with Infrastructure as Code (IaC) tools like Terraform or CloudFormation.
● Understanding of front-end technologies (e.g., React, Angular, Vue.js) to facilitate better collaboration.
● Experience with performance monitoring and optimization tools.
● Active contributions to open-source projects or a strong portfolio of personal projects.
Why Join Us (Perks & Benefits)
● Flexible work timings.
● Fast-paced, hands-on learning environment.
● Fun, collaborative, and supportive team culture.
● Real-world impact from day one.
If you're looking to supercharge your development skills and work on meaningful software in a startup that values learning and creativity, we’d love to hear from you. Apply today!
common man. We are on a mission to deliver institutional-grade financial advice through
technology – no more missed opportunities and no more regrets.
The division has, within a tenure of less than 2 years, built the capability to manage as much as
200 Crores and is now en-route to triple it by the end of this year.
Thrive is therefore fulfilling the company’s vision to use Creativity and innovation to bring simple
solutions to complex problems of the common people.
WHAT ARE WE LOOKING FOR
We are inviting extraordinary people to solve ordinary problems, by breaking from routine and
building innovative products for our customers. An ideal candidate will:
● have mastered NodeJS (TypeScript), with at least 5 years of experience
● have good experience building large scale products on a No SQL database (MongoDB
preferred)
● know about building and scaling a product to handle large volumes of financial data and
transactions using Microservices architecture
● have experience working with and integrating 3rd party applications using RESTful APIs
● have seen the startup journey through business pivots and be willing to partner with the
business teams to drive engineering and product decisions
● have worked with large teams of engineering and product team members
● be able to advise the engineering team and enforce good coding and collaboration
practices making use of Object Oriented Programming, while ensuring the highest code
quality
● constantly strive to optimize the application from an efficiency, scalability and security
perspective and actively own the code reviews for the team
● conform to the agile development framework and own up to quality and reliability of the
deliverables
● have some exposure to front end technologies like React
● have worked with multiple hosting and service infrastructures including Azure and have
dabbled with the infra using Kubernetes, Docker,Pager Duty, New Relic, Data Dog, etc.
DevDarshan is a devotional platform launched by IIT graduates to promote the teachings of Indian culture and the Hindu way of life in India around the world. In the 21st century, where everything around is digitized then why not temples. That’s the idea behind DevDarshan.We’ve built a community of devotees from multiple Countries, through our Mobile Application that connects Temples and Devotees, have successfully raised seed investment and also started to generate revenue for the temples and Priests associated with us. Right now we are looking to grow our team and build new exciting features for devotees all around the world.
This is where you come in.
We are looking for a passionate and self-motivated individual to help design our backend Systems to support both the Mobile App and WebApp
Requirements:
- Experience in NodeJS, Typescript, ExpressJS AWS EC2. You have built backend REST API’s
- Expert in System Design and Software Architecture Processes, How different components interact with each other in scale
- Experience with DevOps, Docker, AWS, Google Cloud.
- Experience in Managing Development Teams, complete delivery lifecycle
- Good understanding and experience of NoSQL and SQL Databases, which to be used when.
- Experience with CI/CD Systems like Jenkins, Github Actions.
- Some Experience with Realtime Databases/Systems or Socket based applications would be preferred.
- Some Experience with building Algorithms, Social Apps is preferred.
- Any experience with Handling Video Delivery like ffmpeg/HLS/WebRTC is preferred but not mandatory.
The Role
This Role naturally progresses into Engineering Manager / Software Architect.
- You will be involved at all stages of the product development process, from design to development and deployment.
- You will architect, build, scale, backend systems that powers our applications which will be used by millions of devotees every day.
- You possess a passion for improving techniques, processes, tracking, and continuously improve our engineering practices and would work on a daily basis towards that
Job Description
- Designing system architecture, develop and maintain high performing & scalable services using Node.js frameworks.
- Extensively engage in iterative development model right from requirement analysis, estimation, development, testing & production support
- Mentor, groom junior developers and participate in code reviews
- Contribute towards building company’s coding culture
Requirements
- 3+ years of relevant industry experience in Node.js
- A deep understanding of JavaScript
- Experience working with SQL and NoSQL databases
- Experience with Unit and Integration tests
- Experience with CI/CD
- Experience with MathJax/Latex
- Experience with large scale video streaming
- Experience with ReactJS is a bonus
Period: 6 months+
JD:
● 4-7 years of experience building and scaling APIs and web applications.
● Experience building and managing large scale data/analytics systems.
● Have a strong grasp of CS fundamentals and excellent problem solving abilities. Have a good
understanding of software design principles and architectural best practices.
● Be passionate about writing code and have experience coding in multiple languages, including at least
one scripting language, preferably Python.
● Be able to argue convincingly why feature X of language Y rocks/sucks, or why a certain design decision
is right/wrong, and so on.
● Be a self-starter—someone who thrives in fast paced environments with minimal ‘management’.
● Have experience working with multiple storage and indexing technologies such as MySQL, Redis,
MongoDB, Cassandra, Elastic.
● Good knowledge (including internals) of messaging systems such as Kafka and RabbitMQ.
● Use the command line like a pro. Be proficient in Git and other essential software development tools.
● Working knowledge of large-scale computational models such as MapReduce and Spark is a bonus.
● Exposure to one or more centralized logging, monitoring, and instrumentation tools, such as Kibana,
Graylog, StatsD, Datadog etc.
● Working knowledge of building websites and apps. Good understanding of integration complexities and
dependencies.
● Working knowledge linux server administration as well as the AWS ecosystem is desirable.
● It's a huge bonus if you have some personal projects (including open source contributions) that you work
on during your spare time. Show off some of your projects you have hosted on GitHub.
• Should have 5+ years of work experience in design, develop, Code and Unit Test web and desktop-based applications written in .Net framework starting from 4.x and above.
• Strong analytical skills to understand a given requirement and provide work estimates.
• Strong Object-Oriented Programming knowledge.
• Strong experience with Static Code Analyzers like Fortify.
• Should have good understanding of web servers such as IIS and Front-end such as HTML’s and Razor based engines.
• Strong debugging skills using .net front end and backend.
• Strong coding experience and thorough understanding of programming languages such as C#, VB.NET, ASP.Net, ADO.Net, JQuery, JavaScript, Traditional Web Services, WCF, Web API and other Scripting languages such as pythons.
• Strong working knowledge on various design patterns such as MVC, MVVM, DDD, Repository Pattern and any custom/hybrid framework as designed by the Architects.
• Should have a strong working knowledge of Azure DevOps.
• Strong knowledge and understanding of data sharing medium using JSON, XML and other media types.
• Strong knowledge on Entity Framework (6 and above) and other ORM such as Dapper.
• Strong knowledge and programming skills in Database such SQL SERVER, Oracle, My SQL and SQL Express. Additionally, nice to know-how knowledge in MS ACCESS.
• Strong knowledge and coding experience in REST based web services and service-oriented design patterns using WCF and other API’s.
• Should have used IDE such as Visual Studio and Visual Studio Code for Front-end development.
• 1+ years of building SPA web solutions using Angular 6/7/8 , BackBone, Bootstrap
• 5+ years building HTML5 complaint pages
• 3+ years of experience using TypeScript
• 3+ years of writing automated testing using Jamine or others
Day to Day job Duties: (what this person will do on a daily/weekly basis)
• Co-ordinate/mentor other Junior developers on a day to day basis.
• Understand the use cases/User Story, code and develop on a designed platform/pattern.
• Strict adherence to coding standards.
• Participate self-code review/peer reviews and correct errors wherever applicable before checking in the final code into the Branch/code repo.
• Create code documentations wherever applicable and as set guidelines by the team.
• Create and perform Unit Tests wherever applicable as set guidelines by the team.
• Provide feedback and assist in estimation planning.
• Merge code branches as and when required.
• Create and publish release documentations and application deployments as and when requested.
• Report out statuses to the leads onshore daily during the Stand-up calls.
• Additionally, update efforts on a given work item on everyday basis.
• Provide true estimates on work assigned prior development. Also ask questions/provide comments on User Stories/work items assigned.
• Be a team player and flexible towards availability in case of any urgent issues that need immediate attention.
• Plan out vacations in advance (min. 2 weeks of adv. Notice).
Nice to have(not a must) experience, skills
• Good understanding of Service Workers.
• Prior coding experience using FORTRAN.
• Experience on 3rd party tools like Spire.Pdf, PDF.Js.
• Knowledge of Rapid application development framework like DevExpress, Code on Time, HighCharts.
• Knowledge of code clean up tools like CodeMaid.
• Knowledge of Power BI and O365 Suites of applications.
• knowledge of SQL Data tools like SSIS and SSRS.

Location : Hyderabad / Pune
Experience : 5 - 13 Yrs
Requirements :
- 5+ years of work experience in software development or web application development
- 2+ years of experience with programming using Ruby Full stack web development expertise (Javascript, CSS/Less, Sphinx, Redis, haml, Rspec)
- Ruby on Rails (RoR) Experience is a must
- Design and programming of n-tier solutions
- Experience with Agile and Scrum Software Development Life Cycle Models
- Bachelor's degree in Computer Science or a related field
- A good team player
- Works and communicates well with others
- A self-driven individual
- Be awesome, tell us what makes you special!
Preferred Qualifications :
- Enterprise application development experience
- An active Github/Bitbucket/Beanstalk account
- Contributed and launched your own web application deployed on cloud computing platforms (AWS, Rackspace, etc.)
- Dealt with database performance issues and query optimization in MySQL
- Contributed fixes/features to Rails Core, jQuery
- Written and/or maintain a Rails plugin and/or Ruby Gem
Our client is a NASDAQ listed Product Development Software Company.
Node.js Developer Responsibilities:
- Developing and maintaining all server-side network components.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Collaborating with front-end developers on the integration of elements.
- Designing back-end services for various business processes.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
Node.js Developer Requirements:
- Bachelor's degree in computer science, information science, or similar.
- At least two years of experience as a Node.js developer.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
- Great organizational and time management skills.
- Availability to resolve urgent web application issues outside of business hours
- Should know CI/CD process









