Fullstack Developer

SleekSky is a fast-growing engineering studio that partners with venture-backed product teams to ship modern, cloud-native software. We’re hiring a Software Engineer to join one of our health-tech clients and help build a scalable, user-centric platform that’s making a real-world impact—without revealing any confidential project details.

What you’ll do

• Build and ship production-ready React features that feel fast, accessible and polished.
• Design and maintain Node.js / Express APIs that are clean, secure and well-documented.
• Leverage AWS services (EC2, Lambda, Elastic Cache / Redis, load balancers, etc.) to deliver reliable, high-performance solutions.
• Automate CI/CD pipelines with GitHub Actions and uphold strong Git workflows.
• Collaborate in an agile, fully remote team that values code reviews, knowledge-sharing and continuous improvement.
• Champion engineering best practices—testing, monitoring, and infrastructure-as-code—while keeping an eye on new tech that can raise the bar.

What you’ll bring

• 2+ years of hands-on experience in full-stack development.
• Proven expertise with React (hooks, component architecture, state management) and modern JavaScript/TypeScript.
• Solid experience building RESTful services in Node.js with Express (or similar).
• Familiarity with AWS fundamentals (EC2, Lambda, load balancing, caching layers).
• Comfortable with Git, GitHub and automated CI/CD pipelines (e.g., GitHub Actions).
• Self-motivated, proactive and enthusiastic about learning new technologies and sharing knowledge with the team.
• Clear, concise communication skills—vital for an all-remote environment.

Nice-to-haves

• Experience with infrastructure-as-code (Terraform, CloudFormation, CDK).
• Exposure to containerisation (Docker, ECS, EKS) or serverless architecture patterns.
• Prior work in health-tech or other regulated domains.

Why SleekSky?

At SleekSky, you’ll join a culture that puts people first—pair programming, regular knowledge-sharing sessions and a genuine passion for building things the right way. Expect autonomy, trust and a runway to grow your craft alongside enthusiastic peers.

Ready to level up with SleekSky? Submit your résumé on your preferred hiring portal and we’ll be in touch right away.

We have an opening for Sr Lead Software Engineer -Full / Mern Stack Developer.

Responsibilities :

• Responsible for writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Implementation of security and data protection
• Understanding of performance testing and optimization techniques

Requirements

• Should have the ability to translate Wireframes and PSD Designs into functional web apps using HTML5, React , Node.js, and Mongo.
• Binding of UI elements to JavaScript object models
• Creating RESTful services with Node.js
• Architect scalable web architectures
• Must have proven experience in front ( Rect.js)& back-end development (Node.js)
• Work in a cross-functional team to deliver a complete user experience
• Must know MongoDB, Express, Node.js, & React., Typescript, CSS, HTML, Bootstrap
• Create Unit and Integration tests to ensure the quality of code
• Be responsive to change requests and feature requests
• Write code that is cross-platform and cross-device compatible
• Must have the ability to wear many hats and learn new technologies quickly
• Candidate must have good Knowledge of Node Debugging
• Understanding & proficiency in REST APIs.
• Should know Git Repository and Jira.
• Integration of data storage solutions [RDBMS, NoSQL DB]

Qualifications

Having Expereince in MongoDB - Document DataBase,

Node.js —Express(.js) web framework -Backend

React(.js) — a client-side JavaScript framework along with Bootstrap , HTML5, CSS3 - Frontend

Education : B Tech , BCA or Equivalent

Relevant Experience : 3 to 9 years : Full Stack developer

Preferred Candidate : Immediate Joiner

Location: Kolkata only ( Onsite).

Technical Manager: We are looking for someone who can report to the firm’s chief technology officer, the technical lead is a full-time position that participates in all phases of the project lifecycle and consistently delivers business value to our clients. The technical lead is a leader within our client-facing project delivery team structure and sets best practices, approach and direction for the technical aspects of our practice. The ideal candidate has a passion for the web and higher education and is a champion for Laravel or similar frameworks.  And guide our passionate Software Developers to design, develop robust products. Candidates should be open minded to new solutions, forward thinking and strong ability to adapt. As a Lead, you’ll work closely with our engineers to ensure system consistency and improve user experience. Ultimately, you should be able to lead, develop and maintain functional and stable web applications to meet our company’s needs along with managing the team.

Primary Responsibilities

• Participates in pre-project business development activities including writing proposals, developing price estimates, and delivering pitches for new work. 

• Participates in pre-project business development activities including writing proposals, developing price estimates, and delivering pitches for new work. 

• In partnership with the other technical lead, sets direction for all aspects of our technology practice. 

• Leads and advances our growing Laravel practice. 

• Responsible for various aspects of ongoing support and maintenance engagements. Partners with project managers and web developers to successfully manage these client relationships
  
  

•  Understand requirements & plan the architecture for frontend/backend of the application
• Plan out the contracts & APIs for communication of various components.
• Work on integration of any external libraries and tools as per required by the application needs
• Working with modern tools to make the application more robust, efficient and scalable

• Understands each client’s organizational goals and objectives. 

• Develops lasting relationships with client personnel that foster client ties. 

• Seeks opportunities to increase customer satisfaction and deepen client relationships. 

• Delivers training to client personnel of various skill levels and technical capabilities.

Communication Responsibilities:

•    Delivers engaging, informative and well-organized presentations.
•    Resolves and/or escalates issues in a timely fashion. 
•    Understands how to tactfully communicate difficult/sensitive information.
•    Demonstrates strong interpersonal skills. 
•    Elicits cooperation from a variety of sources including Froogal management and client  

   team  members.

•    Comfortable using teleconferencing and web-based technology to communicate with our 

   Clients.

Other Responsibilities: 

•   Helps team members progress toward their professional development goals.
•   Defines and disseminates technology best practices.
•   Ensures we are proactive in our pursuit of new solutions and innovation within our   

   technology practice. 

•   Advances the firm’s thought leadership, specifically around web technologies, via the    

              mStoner blog, social media outlets and industry events and conferences. 

• Strong understanding of Object-Oriented Programming & its implementation in any programming language. Knowledge of PHP and/or JS is a plus
• Proven industry experience as a Tech Lead
• Experience/Knowledge of microservice architecture
• Fluency and Hands-on Experience on Laravel 5+ PHP Framework (specially working with Eloquent Models/Collections) and/or React/Redux is a plus.
• Excellent knowledge of relational databases such as MySQL and/or NoSql based DB such as MongoDB.
• Experience in JavaScript. Vue JS/React JS is a plus