Sr. Full-Stack Developer – MERN Stack + Python

About the Role:

We are seeking a highly skilled Integration Specialist / Full Stack Developer with strong experience in .NET Core, API integrations, and modern front-end development. The ideal candidate will build and integrate scalable web and mobile applications, manage end-to-end delivery, and ensure smooth data exchange across platforms.

Key Responsibilities:

• Design, develop, and maintain backend APIs using .NET Core / C#.
• Build and integrate REST and SOAP-based services (JSON, XML, OAuth2, JWT, API Key).
• Implement file-based integrations (Flat file, CSV, Excel, XML, JSON) and manage FTP/SFTP transfers.
• Work with databases such as MSSQL, PostgreSQL, Oracle, and SQLite — including writing queries, stored procedures, and using ADO.NET.
• Handle data serialization/deserialization using Newtonsoft.Json or System.Text.Json.
• Implement robust error handling and logging with Serilog, NLog, or log4net.
• Automate and schedule processes using Quartz.NET, Hangfire, or Windows Task Scheduler.
• Manage version control and CI/CD pipelines via Git and Azure DevOps.
• Develop front-end interfaces with React and React Native ensuring responsive, modular UI.
• Implement offline-first functionality for mobile apps (sync logic, caching, etc.).
• Collaborate with cross-functional teams or independently handle full project ownership.
• Utilize AI-assisted development tools (e.g., Cursor, GitHub Copilot, Claude Code) to enhance productivity.
• Apply integration best practices including middleware, API gateways, and optionally message queues (MSMQ, RabbitMQ).
• Ensure scalability, security, and performance in all deliverables.

Key Skills & Technologies:

• Backend: .NET Core, C#, REST/SOAP APIs, WCF, ADO.NET
• Frontend: React, React Native
• Databases: MSSQL, PostgreSQL, Oracle, SQLite
• Tools: Git, Azure DevOps, Hangfire, Quartz.NET, Serilog/NLog
• Integration: JSON, XML, CSV, FTP/SFTP, OAuth2, JWT
• DevOps: CI/CD automation, deployment pipelines
• Optional: Middleware, API Gateway, Message Queues (MSMQ, RabbitMQ)

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Minimum 5 years of hands-on experience in software development and integration.
• Proven expertise in designing and implementing scalable applications.
• Strong analytical and problem-solving skills with a proactive approach.

Nice to Have:

• Experience with cloud services (Azure, AWS, GCP).
• Knowledge of containerization tools like Docker or Kubernetes.
• Familiarity with mobile deployment workflows and app store publishing.

Job Title : Full Stack Drupal Developer

Experience : Minimum 5 Years

Location : Hyderabad / Bangalore / Mumbai / Pune / Chennai / Gurgaon (Hybrid or On-site)

Notice Period : Immediate to 15 Days Preferred

Job Summary :

We are seeking a skilled and experienced Full Stack Drupal Developer with a strong background in Drupal (version 8 and above) for both front-end and back-end development. The ideal candidate will have hands-on experience in AWS deployments, Drupal theming and module development, and a solid understanding of JavaScript, PHP, and core Drupal architecture. Acquia certifications and contributions to the Drupal community are highly desirable.

Mandatory Skills :

Drupal 8+, PHP, JavaScript, Custom Module & Theming Development, AWS (EC2, Lightsail, S3, CloudFront), Acquia Certified, Drupal Community Contributions.

Key Responsibilities :

• Develop and maintain full-stack Drupal applications, including both front-end (theming) and back-end (custom module) development.
• Deploy and manage Drupal applications on AWS using services like EC2, Lightsail, S3, and CloudFront.
• Work with the Drupal theming layer and module layer to build custom and reusable components.
• Write efficient and scalable PHP code integrated with JavaScript and core JS concepts.
• Collaborate with UI/UX teams to ensure high-quality user experiences.
• Optimize performance and ensure high availability of applications in cloud environments.
• Contribute to the Drupal community and utilize contributed modules effectively.
• Follow best practices for code versioning, documentation, and CI/CD deployment processes.

Required Skills & Qualifications :

• Minimum 5 Years of hands-on experience in Drupal development (Drupal 8 onwards).
• Strong experience in front-end (theming, JavaScript, HTML, CSS) and back-end (custom module development, PHP).
• Experience with Drupal deployment on AWS, including services such as EC2, Lightsail, S3, and CloudFront.
• Proficiency in JavaScript, core JS concepts, and PHP coding.
• Acquia certifications such as:
• Drupal Developer Certification
• Site Management Certification
• Acquia Certified Developer (preferred)
• Experience with contributed modules and active participation in the Drupal community is a plus.
• Familiarity with version control (Git), Agile methodologies, and modern DevOps tools.

Preferred Certifications :

• Acquia Certified Developer.
• Acquia Site Management Certification.
• Any relevant AWS certifications are a bonus.

Job Summary:

We are seeking a motivated and skilled Founding Engineer to join our innovative team in Mumbai. This role offers a unique opportunity to help shape our technology and product direction, leveraging your expertise in full-stack development using React.js, Node.js, and MySQL.

Key Responsibilities:

• Design and implement user-friendly frontend applications using React to enhance user experience.
• Develop robust server-side applications and APIs with Node.js to support our business logic and data processing needs.
• Manage and optimize MySQL databases, ensuring data integrity and performance while querying and updating data.
• Collaborate closely with cross-functional teams including product management and UX/UI to deliver cohesive product features.
• Participate in code reviews and ensure adherence to best practices in software development, maintaining high-quality code.
• Assist in troubleshooting and debugging issues across the stack, ensuring a smooth operation of our applications.
• Contribute to the architecture and roadmap of our technology platform, helping to define future iterations based on user feedback.

Requirements:

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 1 to 4 years of experience in full-stack development with a focus on React.js, Node.js, and MySQL.
• Strong understanding of web technologies, including HTML, CSS, and JavaScript frameworks.
• Proficient in database management and design, particularly in MySQL.
• Excellent problem-solving skills and the ability to work in a fast-paced startup environment.
• Demonstrated ability to work collaboratively in a team and communicate technical concepts clearly.
• Passion for building innovative and scalable applications that meet user needs.

Job Description in Brief: SiGa Systems is looking for 3 to 8 years of experience who is proficient in PHP/ WordPress/Laravel/ CodeIgniter / to develop Websites and web applications in core PHP. The desired candidate would be involved in a full software/ website development life cycle, starting from requirement analysis to testing. The candidate should be able to work in a team or should be able to handle projects independently. 

Technical Key Skills:

• Expertise in MVC, PHP Framework (Laravel, CodeIgniter), WCF, Web API, and Entity Framework.
• Proficient in jQuery, AJAX, Bootstrap, Proficient in HTML5, CSS3, JavaScript, SQL Server, WordPress, MySQL.
• Hands-on core PHP along with experience in AJAX, jQuery, Bootstrap, APIs
• Experience with Project Management systems like Jira, Trello, Click, Bug herd, Basecamp, etc.
• Experience in Shopify is preferred. High proficiency with Git.
• Must have good communication skills.

Roles & Responsibilities:

• Should be responsible for developing websites and Web Based Applications using Open
• Source systems.
• Monitor, manage, and maintain the server environments where PHP Laravel applications are
• hosted, ensuring optimal performance, security, and availability.
• Integrate third-party APIs and services as needed.
• Strong communication and interpersonal skills, with the ability to work effectively in a
• collaborative team environment.
• Actively participate in quality assurance activities including design and code reviews, unit
• testing, defect fixes, and operational readiness.
• Diagnose and resolve server-related issues, including those impacting the performance of
• Laravel applications. This includes debugging server errors, analyzing logs, and identifying
• root causes of downtime or slow response times.
• Manage development projects from inception to completion autonomously and
• independently
• Provide administrative support, tools, and documentation for specific development projects.
• Design applications and database structures for performance and scalability.
• Deliver accurate project requirements and timeline estimates, providing regular feedback
• and consistently meeting project deadlines.
• Designing and implementing web-based back-end components that are high-performing and
• scalable.
• Participating and improving development processes and tools for other development teams.
• Playing a lead role in software design, architecture, requirements analysis, investigation of
• leading-edge technologies, and software development.
• Contribute with ideas and efforts towards the project and work as part of a team to find
• solutions to various problems. 

Join the Team! Full Stack Developer | 3-4 yrs experience | Remote

Do you want first-hand experience in building a startup with a small and growing team? Do you think data and tech can be a game changer?

Welcome to Co.labx: Co.labx is a tech-enabled, leadership consulting firm. At Co.labx, we are challenging the status quo & helping organisations become a force for good. We are a gender-neutral company, work remotely, partner on challenging projects with our clients, and strive to create a balance between people, planet, & profit. We now wish to enhance the role that technology plays in our work. And we have identified some exciting problem statements to push our boundaries in the next 1 year.

About the Role: At Co.labx, we’re proud to build products that accelerate the growth of organisations. To this end, we are looking to onboard a full-stack developer with previous experience working with early-stage startups. We’re looking for a candidate with 3-4 years of experience building, testing, and deploying web or mobile based applications. This individual would possess a strong product mindset, be user-centric, and be willing to experiment and build tools that enable teams to thrive.

Competencies

3-4 years of experience in the software development sector (service / product)

Experience with backend development using Ruby on Rails, Python Django, Java Spring or any other server side framework

Experience with Javascript, CSS and HTML and some frontend frameworks like React.js, Angular.js or equivalent

Experience working with relational databases (eg. MySQL or PostgreSQL)

Familiarity with RES APIs and developing endpoints in a RESTful manner

Experience writing industry-grade, well-tested code for a web-based product or service

Ability to work with uncertainty and rapidly adapting to changes

Strong leadership skills and ability to collaborate with multiple stakeholders to see a product to completion

Excellent communication skills

Expectations

Help plan and develop new software products for the organisation

Write clean, maintainable and scalable code that is production ready and well-tested

Gather requirements and understand need of new products from various teams

Use basic analytics tools and techniques to understand user behaviour and suggest changes to existing products (or enable other team members to do so)

Our pay scale for this role is between 12-15 lacs

Still here? Great, these are the next steps & an overview of the selection process:

Reach out: We love talking about our work, so drop us an email if you want to know more. And if this opportunity excites you, apply with your resume.

Showcase your work: We will share 2 short pre-works with you. We love original, well thought out work. Insider Tip - Work speaks louder than words!

Interview & Selection

If interested, reach out right away and we’re excited to get to know you!

Requirements

• 3+ yrs experience in Reactjs (frontend) and Nodejs (Backend) along with good experience in MongoDB.
•  
• Past experience scaling projects from prototype to hundreds of thousands / millions of users is a plus.
•  
• Strong communication skills and past experience leading developers is crucial.

Note:- Remote working is applicable

1.Atleast 1.5 - 3 yr Experience in Mongodb

2.Overall 4-10 yrs Experience  in PHP/MERN Stack Development

3.Strong Experience in large data set

4.Strong Knowledge in anyone of PHP ( Yii2, Larvel,Codeigniter)

5.Good understanding of Code optimization.

6.Excellent in Designing & Architecture, handle AWS(Amazon Web Services) for our product in Financial domain.

7.Expert in working on core PHP,Oops,MySQL,Javascript,Ajax,HTML5,CSS3,& JQuery technologies

8.Proficient Understanding of Code Version Tools Such as Git ,Bit Bucket

9.The candidate should be well versed with problem solving skills,task breakdown  & code reviewing.