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Who You Are:
- You’ve built scalable, production-ready APIs in fast-paced environments, and are comfortable with the challenges that come with a growing startup.
- You understand event-driven architectures and have hands-on experience building real-time applications.
- You are fully capable of taking ownership of backend systems, from designing the database schema to writing efficient, maintainable code.
- You think beyond the code: optimizing performance, scalability, and security are as important as building new features.
- You’re comfortable troubleshooting complex issues, whether that’s API bottlenecks, database performance, or production issues.
Responsibilities:
- Design, implement, and manage a NestJS backend with a modular, scalable architecture that can easily handle real-time events and communication.
- Develop and maintain WebSocket services for real-time event-driven updates and ensure seamless communication across the system.
- Integrate RabbitMQ for reliable internal messaging, handling queues and ensuring event-driven workflows are efficient and fault-tolerant.
- Implement database management strategies using MongoDB, Redis, and Elasticsearch, ensuring efficient data handling, indexing, and optimization.
- Integrate with external APIs (JSON-RPC, XML-RPC, REST) to enhance system capabilities.
- Ensure high performance of the system by optimizing database queries, implementing caching strategies using Redis, and ensuring optimal indexing and data flow.
- Implement role-based authentication and authorization mechanisms using JWT, OAuth, and RBAC patterns within NestJS.
- Follow security best practices to ensure sensitive data is protected, credentials are stored securely, and the system is resilient to common vulnerabilities.
- Work collaboratively with cross-functional teams to ensure seamless integration between different services and technologies.
Must-Have Skills:
- Strong proficiency in Node.js and NestJS with TypeScript.
- Solid experience with MongoDB, Redis, and Elasticsearch for data storage and real-time data handling.
- In-depth knowledge of WebSockets and Socket.IO in NestJS Gateways, enabling real-time communication and updates.
- Experience with RabbitMQ for message queuing and asynchronous task handling.
- Strong understanding of authentication & authorization systems using JWT, OAuth, and RBAC (Role-Based Access Control).
- Expertise in optimizing APIs, including techniques for caching, improving database performance, and reducing latency.
- Familiar with API security best practices, including secure storage of credentials, encryption, and safeguarding sensitive data.
Key Skills:
- TypeScript, NestJS, WebSockets, Socket.io
- Redis, MongoDB, Elasticsearch, RabbitMQ
- API Optimization, JWT, OAuth, RBAC
- Real-time communication, Event-driven architecture
Job Title: Sr. Node.js Developer
Location: Ahmedabad, Gujarat
Job Type: Full Time
Department: MEAN Stack
About Simform:
Simform is a premier digital engineering company specializing in Cloud, Data, AI/ML, and Experience Engineering to create seamless digital experiences and scalable products. Simform is a strong partner for Microsoft, AWS, Google Cloud, and Databricks. With a presence in 5+ countries, Simform primarily serves North America, the UK, and the Northern European market.
Simform takes pride in being one of the most reputed employers in the region, having created a thriving work culture with a high work-life balance that gives a sense of freedom and opportunity to grow.
Role Overview:
We are looking for a Sr. Node Developer who not only possesses extensive backend expertise but also demonstrates proficiency in system design, cloud services, microservices architecture, and containerization. (Additionally, a good understanding of frontend tech stack to give support to frontend developers is highly valued) We're currently seeking a seasoned Senior Node.js Engineer who not only possesses extensive backend expertise but also demonstrates proficiency in system design, cloud services, microservices architecture, and containerization. (Additionally, a good understanding of frontend tech stack to give support to frontend developers is highly valued)
Key Responsibilities:
- Develop reusable, testable, maintainable, and scalable code with a focus on unit testing.
- Implement robust security measures and data protection mechanisms across projects.
- Champion the implementation of design patterns such as Test-Driven Development (TDD) and Behavior-Driven Development (BDD).
- Actively participate in architecture design sessions and sprint planning meetings, contributing valuable insights.
- Lead code reviews, providing insightful comments and guidance to team members.
- Mentor team members, assisting in debugging complex issues and providing optimal solutions.
Required Skills & Qualifications:
- Excellent written and verbal communication skills.
- Experience: 4+yrs
- Advanced knowledge of JavaScript and TypeScript, including core concepts and best practices.
- Extensive experience in developing highly scalable services and APIs using various protocols.
- Proficiency in data modeling and optimizing database performance in both SQL and NoSQL databases.
- Hands-on experience with PostgreSQL and MongoDB, leveraging technologies like TypeORM, Sequelize, or Knex.
- Proficient in working with frameworks like NestJS, LoopBack, Express, and other TypeScript-based frameworks.
- Strong familiarity with unit testing libraries such as Jest, Mocha, and Chai.
- Expertise in code versioning using Git or Bitbucket.
- Practical experience with Docker for building and deploying microservices.
- Strong command of Linux, including familiarity with server configurations.
- Familiarity with queuing protocols and asynchronous messaging systems.
Preferred Qualification:
- Experience with frontend JavaScript concepts and frameworks such as ReactJS.
- Proficiency in designing and implementing cloud architectures, particularly on AWS services.
- Knowledge of GraphQL and its associated libraries like Apollo and Prisma.
- Hands-on experience with deployment pipelines and CI/CD processes.
- Experience with document, key/value, or other non-relational database systems like Elasticsearch, Redis, and DynamoDB.
- Ability to build AI-centric applications and work with machine learning models, Langchain, vector databases, embeddings, etc.
Why Join Us:
- Young Team, Thriving Culture
- Flat-hierarchical, friendly, engineering-oriented, and growth-focused culture.
- Well-balanced learning and growth opportunities
- Free health insurance.
- Office facilities with a game zone, in-office kitchen with affordable lunch service, and free snacks.
- Sponsorship for certifications/events and library service.
- Flexible work timing, leaves for life events, WFH, and hybrid options
Senior Software Engineer (Backend) – Credit Cards Platform
Experience required - 5+ years
Job Location - Hyderabad & Ahmedabad
What you'll do:
· Perform complex application programming activities with an emphasis on mobile development: Node.js, TypeScript, JavaScript, RESTful APIs and related backend frameworks
· Assist in the definition of system architecture and detailed solution design that are scalable and extensible
· Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible
· Own the quality of code and do your own testing. Write unit test and improve test coverage.
· Deliver amazing solutions to production that knock everyone’s socks off
· Mentor junior developers on the team
What we’re looking for:
· Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.
· A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.
· A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.
· Flexible and willing to accept change in priorities, as necessary
· Demonstrable passion for technology (e.g., personal projects, open-source involvement)
· Enthusiastic embrace of DevOps culture and collaborative software engineering
· Ability and desire to work in a dynamic, fast paced, and agile team environment
· Enthusiasm for cloud computing platforms such as AWS or Azure
· Excellent written and verbal communications skills
Preferred Qualifications:
· Experience with Apache Cordova framework
· Demonstrable knowledge of native coding background in iOS, Android
· Experience developing and deploying applications within Kubernetes based containers
· Experience in Agile and SCRUM development techniques

It's a product based company located in Ahemdabad.
- Ability to work in an existing codebase and collaborate with a diverse team
- Experience in building enterprise-scale backend REST APIs with frameworks such as Nest.js & Express.js using an API-first paradigm
- Intimate knowledge of crafting highly performant database queries
- Hands-on experience implementing relational database structures, including tables, indexes, views, etc.
- A mindset towards building systems for the cloud and DevOps fundamentals
- Working knowledge of cloud infrastructure services is good to have. If not then willingness to learn should be there.
- Focus towards building security, performance, and scalability into services from the beginning
- Experience with debugging code and troubleshooting technical issues in order to craft appropriate solutions

• Developing and maintaining all server-side network components.
• Creating database schemas that represent and support changing business processes thereby
ensuring optimal performance of the central database and responsiveness to front-end requests.
Integrating multiple data sources & databases in one system
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing & implementing low-latency & high-performance applications by writing testable,
reusable, and efficient code.
• Implementing User authentication and authorization between multiple systems, servers, and
environments
• Implementing effective security protocols, data protection measures, and storage solutions.
• Implementing automated testing platforms and unit tests. 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
Desired Candidate Profile :-
• Strong proficiency with JavaScript & ES6
• Good Knowledge of Node.js and frameworks available for it such as Express, HapiJS, Mongoose,
Sequelize, etc.
• Good understanding of server-side templating languages such as Handlebars, EJS, etc
• Good knowledge of MongoDB, its limitation and workarounds, replica sets, sharding, clustering
• Basic understanding of front-end technologies, such as HTML5, and CSS3
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Understanding accessibility and security compliance
• Understanding fundamental design principles behind a scalable application
• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and
optimizing output to match the specific platform
• Proficient understanding of code versioning tools, such as Git
• Proficient understanding of API testing tools, such as Postman
• Superb interpersonal, communication, and collaboration skills
• Exceptional analytical and problem-solving aptitude



Expertise in Angular JS, Node JS, React JS.
• Developing and maintaining all server-side components.
• Designing back-end services for various business processes
• Ensuring optimal performance of the central database and responsiveness to frontend requests
• Developing high-performance applications by writing testable, reusable, and
efficient code.
• Documenting Node.js processes, including database schemas, as well as
preparing reports.
• Collaborating with front-end developers on the integration of elements
• Keeping informed of advancements in the field of Node.js development
• Recommending and implementing improvements to processes and technologies


Senior PHP Laravel Developer
Position: Senior PHP Laravel Developer
Experience Required: up to 3 years
Positions: 03
About us:
Saakh is building a social networking platform for businesses who sell on credit in order to solve for their payment collection challenges faced by every seller on a day to day basis. Our vision is to make payments collections timely and automatic for these businesses. Saakh is building a community of trustable businesses. We are building an eco-system where a business who has cheated once can never cheat again.
Job description
You will be responsible for handling entire back-end infrastructure of Saakh. You will work closely with founder and CTO to discuss the strategy and to implement the said aforesaid within the deadlines. Saakh is a fast-moving start-up who is at the early stages, timely execution is of paramount importance.
Job responsibilities
- Build innovative, state-of-the-art applications.
- Ensure HTML, CSS, and shared JavaScript is valid and consistent across applications.
- Prepare and maintain all applications utilizing standard development tools.
- Utilize backend data services and contribute to increasing existing data services API.
- Lead the entire web application development life cycle right from concept stage to delivery and
post launch support.
- Convey effectively with all task progress, evaluations, suggestions, schedules along with
technical and process issues.
- Document the development process, architecture, and standard components.
- Coordinates with co-developers and keeps project managers well informed of the status of
development effort and serves as liaison between development staff and project manager.
- Keep abreast of new trends and best practices in web development.
Desired profile
- Previous working experience as a Laravel developer for 4+ years.
- BS/MS degree in Computer Science, Engineering, IT or similar relevant field.
- In depth knowledge of object-Oriented PHP and Laravel PHP Framework.
- MySQL profiling and query optimization.
- Creative and efficient problem solver.
- Excellent command on Core PHP and MySQL using MVC Architecture.
- Excellent skills in PHP/Javascript.
- Knowledge of At least one CMS (WordPress, Magento or Drupal)
- Excellent of Laravel framework.
- Strong object-oriented programming skills.
- General knowledge of both front-end and back-end web development from a consumer.
- Perspective Knowledge of eCommerce integration.
- Should know about child theme and its structure.
- Should know about creating plugins for theme customization
- It is must to have a high sense of integrity.
Are you one of us?
We welcome you to Saakh’s family.
Following are the things that we are looking for in our NodeJS developer:
- Full SDLC knowledge, preferably in an agile environment.
- Strong written and verbal communication skills. Strong critical thinking & problem solving skills.
- Understanding of Unix / Linux based systems.
- Hands-on exposure to deeply linked relational databases – preferably in MySQL
- Ability to take a feature or product through the full Software Development Life Cycle.
- Strong communication skills, including the ability to both collaborate well and also the ability to convey technical ideas and concepts to non-technical stakeholders.
- Identify the interaction needs and how the API. must be developed based on design comps, product specs, etc.
- Continuously evaluate and implement new technologies to maximize development efficiency.
- Address and prioritize production level bugs and application performance improvements.
- An adaptable attitude and understanding of the agile methodology.
- Unit-test code for robustness, including edge cases, usability, and general reliability.
- Collaborate with cross-functional teams to define, design, and release new features.



- Creating C#.NET windows Desktop (WPF) applications to meet project specifications
- Must have experience in windows UI
- Co-ordinating design, development, testing, debugging and implementation of .NET projects
- Database Interaction (MongoDB Server)
- Looking for professional who have experience with C#
- .Net, web Api & knowledge of web-based framework will be preferred.
- Good understanding on requirements gathering and detail orientation.
- Strong understanding on UI best practice and usability concepts.
- Hands on experience on user control and custom controls.
Mandatory Key Skills: C# , windows UI, Windows application development (WPF), strong windows UI development skills with usability understanding.
Required Experience, Skills and Qualifications
- 1+ years of experience using C#, windows UI
- Experience with Custom Windows UI component library will be preferred.
- Candidate with knowledge of, web-based framework will be preferred (plus point)
- Implementation of typical User-Interface module and business logic component in the project using C#
- Good communication skills are needed.
Keypoints to be noted:
Must have knowledge/experience of below:
C#
- Background worker and task(for running any process/task backend without interruoting/hanging UI)
- Utilize common/globalmethods
- Async/sync methods
WPF
- Create custom/user control(MUST)