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backend developer

Xoomtec

Position: Backend DeveloperLocation: Remote (UAE-based Entity)Type: Full-timeAbout Us:We are a UAE-based entity focused on developing innovative application software solutions. We are looking for a skilled Backend Developer with a proven track record in backend development projects and the ability to share a portfolio of their work.Job Summary:As a Backend Developer, you will be responsible for designing, building, and maintaining the server-side logic, databases, and integrations for our applications. You will work closely with frontend developers and other team members to ensure seamless data flow and functionality. This role requires strong technical expertise, problem-solving skills, and attention to detail.Responsibilities:<ul><li>- Develop and maintain server-side logic, ensuring high performance and responsiveness to frontend requests.</li><li>- Design and implement APIs for seamless integration with frontend and other services.</li><li>- Work with databases, manage data storage solutions, and optimize queries for performance.</li><li>- Collaborate with frontend developers and other team members to integrate user-facing elements with server-side logic.</li><li>- Conduct code reviews and ensure adherence to best practices and coding standards.</li><li>- Troubleshoot and debug applications to optimize performance and functionality.</li><li>- Stay updated with the latest backend technologies and industry trends.</li><li>- Create and maintain comprehensive documentation for backend development processes.</li><li>Requirements:</li><li>- Proven experience as a Backend Developer or similar role with a strong portfolio of successful projects.</li><li>Develop and maintain backend services using Node.js and TypeScript</li><li>Design and implement RESTful and/or GraphQL APIs</li><li>Integrate payment gateways (e.g., Stripe, PayPal)</li><li>Integrate third party APIs seamlessly</li><li>Handle SFTP integrations for secure file upload/download and automation</li><li>Work with databases such as PostgreSQL, MySQL</li><li>Implement authentication and authorization (JWT, OAuth, Two Factor Authentication, role-based access)</li><li>Ensure application security, data integrity and security and performance optimization</li><li>Write clean, reusable, and well-documented code</li><li>Implement logging, error handling, and monitoring</li><li>Collaborate in code reviews and follow best development practices</li><li>Support CI/CD pipelines and deployment workflows on AWS</li><li>- Proficiency in backend programming languages (e.g., Python, Java, Node.js, Ruby).</li><li>- Strong understanding of database management systems (e.g., SQL, NoSQL) and data modeling.</li><li>- Experience with version control systems (e.g., Git).</li><li>- Excellent problem-solving skills and attention to detail.</li><li>- Ability to work independently and remotely, demonstrating a high level of self-motivation and accountability.</li><li>- Bachelor's degree in Computer Science, Engineering, or a related field.</li></ul>Application Process:Interested candidates should submit their resume along with a portfolio showcasing their previous projects. Please include details of your role in each project and the technologies used.Benefits:- Competitive salary- Flexible working hours- Opportunity to work with a dynamic and innovative team- Professional development and growth opportunitiesIf you are a passionate Backend Developer with a proven track record and a desire to work in a remote, innovative environment, we would love to hear from you!Job Type: Full-timePay: Rs50,000.00 - Rs60,000.00 per month

Backend Developer

WeUno Technologies 

We are looking for a talented Mid-Level Backend Developer to join our growing engineering team. If you have strong backend expertise, hands-on experience with modern JavaScript frameworks, and enjoy building scalable applications, this role is for you!NOTE : Please dont apply if you are freshly graduate or having less than 3 years of experience .Job Responsibilities:<ul><li>Develop and maintain robust server-side applications using Node.js, Express, and MongoDB.</li><li>Build secure and reliable RESTful Web APIs using Node.js.</li><li>Perform database development, maintenance, optimization, and reporting using MySQL and MongoDB.</li><li>Implement strong web security best practices, including OAuth for authentication and authorization.</li><li>Use Git for version control and collaborate closely with project managers and senior developers.</li><li>Work with project managers, senior developers, and business teams for task planning, sharing new ideas, demonstrating code, and resolving technical issues.</li><li>Assist team members in maintaining architecture standards, ensuring functional accuracy, and following industry best practices.</li><li>Document, record, and communicate the progress of assigned tasks to project teams and managers.</li><li>Contribute to the development and scaling of large-scale applications, ensuring performance and long-term success.</li><li>Work with and support Next.js for backend routes, server-side functions, and full-stack implementations when required.</li></ul>Preferred Skills:<ul><li>Working knowledge of SQL and NoSQL databases.</li><li>Strong understanding of version control systems like Git.</li><li>Good understanding of backend technologies and architectural patterns.</li><li>Hands-on experience with React.js and Next.js (Frontend + Backend capabilities).</li><li>Atleast 3-5 years of experience required .</li><li>Bachelor&rsquo;s degree in Computer Science, IT, or related field.</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>What is your Current Salary ?</li><li>What is your Expected Salary?</li></ul>Work Location: In person

KRANK

About Krank: 
We are a technology-driven SaaS company building products for the heavy equipment and industrial sector. Our ecosystem includes:
 
<ul>
<li>Web-based marketplace and workflow platforms</li>
<li>React Native mobile applications for iOS and Android</li>
<li>Smart glasses–based workflows for remote inspections</li>
<li>AWS-hosted backend services built using Node.js</li>
</ul>
We work at the intersection of engineering, product design, and modern cloud technologies to deliver efficient, reliable, and real-world solutions for industrial operations. Our culture is highly collaborative, product-focused, and centered on building meaningful tools that improve field workflows, inspections, and equipment management at scale.
 
About Inspeq: 
Inspeq is a SaaS platform for inspections, asset management, and work orders. It’s designed for heavy equipment rental, mining, and construction companies, enabling them to manage operations more efficiently with modular, configurable workflows and AI-powered features like Remote Workorders (live remote guidance) and AI Discrepancy Reports.
 
Role Overview: 
We are looking for a Lead Backend Developer to design, build, and scale robust backend systems. You will own backend architecture and implementation, guide engineering decisions within the backend domain, and mentor developers while working closely with Product, Frontend, and DevOps teams to deliver secure, scalable, and compliant solutions.
 
This role owns backend systems end-to-end while partnering with the Head of Engineering on cross-platform and company-wide architectural decisions.
 
Key Responsibilities: 
<ul>
<li>Lead the design and development of scalable, secure, and high-performance backend systems</li>
<li>Architect, build, and maintain APIs and backend services using Node.js, NestJS, and ExpressJS</li>
<li>Design and manage SQL and NoSQL databases, ensuring data integrity, performance, and scalability</li>
<li>Own API contracts, versioning, backward compatibility, and migration strategies</li>
<li>Ensure backend systems comply with GDPR and data protection best practices</li>
<li>Implement authentication, authorization, secure data handling, and service-to-service security</li>
<li>Define backend architecture, system design patterns, and coding standards</li>
<li>Write clean, maintainable, and well-tested code</li>
<li>Review code, mentor developers, and enforce engineering best practices</li>
<li>Collaborate closely with Product, Frontend, Mobile, and DevOps teams to deliver features end-to-end</li>
<li>Optimize backend performance, reliability, and scalability</li>
<li>Implement logging, monitoring, alerting, and error tracking to ensure system observability</li>
<li>Own backend technical debt, refactoring strategy, and long-term maintainability</li>
<li>Manage backend deployment workflows using Docker</li>
</ul>
Core Requirements: 
<ul>
<li>5+ years of backend development experience</li>
<li>Strong expertise in Node.js, NestJS, and ExpressJS</li>
<li>Hands-on experience with SQL databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, DynamoDB)</li>
<li>Strong understanding of REST APIs and backend architecture patterns</li>
<li>Experience designing multi-tenant SaaS architectures</li>
<li>Experience with async systems such as background jobs, queues, or event-driven workflows</li>
<li>Experience with Docker for containerization</li>
<li>Solid knowledge of GDPR compliance, data privacy, and secure data handling</li>
<li>Strong problem-solving and debugging skills</li>
<li>Experience leading or mentoring developers</li>
</ul>
Nice to Have (Plus)
 
<ul>
<li>Experience with OpenAI integrations and generative AI solutions</li>
<li>Hands-on experience with AWS services (ECS, ECR, S3, API Gateway, Lambda, etc.)</li>
<li>Knowledge of cloud infrastructure, scalability, and production deployments</li>
<li>Strong background in system design for large-scale applications</li>
<li>Experience with CI/CD pipelines, monitoring, and observability tooling</li>
<li>Experience supporting mobile applications (React Native backends, offline sync, media-heavy workflows)</li>
</ul>

Lead Backend Developer

Krank

<div>
 
 
 About Krank:
 
 
 
 
 We are a technology-driven SaaS company building products for the heavy equipment and industrial sector. Our ecosystem includes:
 
 
 <ul>
 
 <li>
 
 
 Web-based marketplace and workflow platforms
 
 
 </li>
 
 <li>
 
 
 React Native mobile applications for iOS and Android
 
 
 </li>
 
 <li>
 
 
 Smart glasses&ndash;based workflows for remote inspections
 
 
 </li>
 
 <li>
 
 
 AWS-hosted backend services built using Node.js
 
 
 </li>
 
 </ul>
 
 
 We work at the intersection of engineering, product design, and modern cloud technologies to deliver efficient, reliable, and real-world solutions for industrial operations. Our culture is highly collaborative, product-focused, and centered on building meaningful tools that improve field workflows, inspections, and equipment management at scale.
 
 
 
 
 About Inspeq:
 
 
 
 
 Inspeq is a SaaS platform for inspections, asset management, and work orders. It&rsquo;s designed for heavy equipment rental, mining, and construction companies, enabling them to manage operations more efficiently with modular, configurable workflows and AI-powered features like Remote Workorders (live remote guidance) and AI Discrepancy Reports.
 
 
 
 
 Role Overview:
 
 
 
 
 We are looking for a Lead Backend Developer to design, build, and scale robust backend systems. You will own backend architecture and implementation, guide engineering decisions within the backend domain, and mentor developers while working closely with Product, Frontend, and DevOps teams to deliver secure, scalable, and compliant solutions.
 
 
 
 This role owns backend systems end-to-end while partnering with the Head of Engineering on cross-platform and company-wide architectural decisions.
 
 
 
 
 Key Responsibilities:
 
 
 
 <ul>
 
 <li>
 Lead the design and development of scalable, secure, and high-performance backend systems
 </li>
 
 <li>
 Architect, build, and maintain APIs and backend services using Node.js, NestJS, and ExpressJS
 </li>
 
 <li>
 Design and manage SQL and NoSQL databases, ensuring data integrity, performance, and scalability
 </li>
 
 <li>
 Own API contracts, versioning, backward compatibility, and migration strategies
 </li>
 
 <li>
 Ensure backend systems comply with GDPR and data protection best practices
 </li>
 
 <li>
 Implement authentication, authorization, secure data handling, and service-to-service security
 </li>
 
 <li>
 Define backend architecture, system design patterns, and coding standards
 </li>
 
 <li>
 Write clean, maintainable, and well-tested code
 </li>
 
 <li>
 Review code, mentor developers, and enforce engineering best practices
 </li>
 
 <li>
 Collaborate closely with Product, Frontend, Mobile, and DevOps teams to deliver features end-to-end
 </li>
 
 <li>
 Optimize backend performance, reliability, and scalability
 </li>
 
 <li>
 Implement logging, monitoring, alerting, and error tracking to ensure system observability
 </li>
 
 <li>
 Own backend technical debt, refactoring strategy, and long-term maintainability
 </li>
 
 <li>
 Manage backend deployment workflows using Docker
 </li>
 
 </ul>
 
 
 
 Core Requirements:
 
 
 
 <ul>
 
 <li>
 5+ years of backend development experience
 </li>
 
 <li>
 Strong expertise in Node.js, NestJS, and ExpressJS
 </li>
 
 <li>
 Hands-on experience with SQL databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, DynamoDB)
 </li>
 
 <li>
 Strong understanding of REST APIs and backend architecture patterns
 </li>
 
 <li>
 Experience designing multi-tenant SaaS architectures
 </li>
 
 <li>
 Experience with async systems such as background jobs, queues, or event-driven workflows
 </li>
 
 <li>
 Experience with Docker for containerization
 </li>
 
 <li>
 Solid knowledge of GDPR compliance, data privacy, and secure data handling
 </li>
 
 <li>
 Strong problem-solving and debugging skills
 </li>
 
 <li>
 Experience leading or mentoring developers
 </li>
 
 </ul>
 
 
 
 Nice to Have (Plus)
 
 
 
 <ul>
 
 <li>
 Experience with OpenAI integrations and generative AI solutions
 </li>
 
 <li>
 Hands-on experience with AWS services (ECS, ECR, S3, API Gateway, Lambda, etc.)
 </li>
 
 <li>
 Knowledge of cloud infrastructure, scalability, and production deployments
 </li>
 
 <li>
 Strong background in system design for large-scale applications
 </li>
 
 <li>
 Experience with CI/CD pipelines, monitoring, and observability tooling
 </li>
 
 <li>
 Experience supporting mobile applications (React Native backends, offline sync, media-heavy workflows)
 </li>
 </ul>
</div>

Hiqain

Position OverviewHiQain is seeking a highly skilled and experienced Senior Backend Developer (Male) with strong expertise in PHP Laravel for backend systems and application development.The ideal candidate will lead the development of scalable web applications, APIs, and enterprise-level systems using Laravel as the core framework. In addition, the candidate should have working expertise in Node.js, along with hands-on experience in WordPress and Shopify for CMS-based projects when required.This role is backend-focused, with Laravel as the primary technology stack.Key Responsibilities<ul><li>Design and develop robust backend systems using PHP Laravel</li><li>Build and maintain RESTful APIs and scalable web applications</li><li>Architect database structures and optimize queries (MySQL/PostgreSQL)</li><li>Develop and maintain admin dashboards and custom business applications</li><li>Implement authentication systems, role-based access, and security best practices</li><li>Integrate third-party APIs, payment gateways, CRMs, and ERP systems</li><li>Utilize Node.js for real-time features, microservices, or supporting applications</li><li>Optimize performance using caching, queues, and background jobs</li><li>Collaborate with frontend developers to integrate user-facing elements</li><li>Handle deployment, version control (Git), and server management</li><li>Provide technical guidance and review code for best practices</li><li>Support CMS projects (WordPress &amp; Shopify) when required</li></ul>Required Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field</li><li>4&ndash;6+ years of professional backend development experience</li><li>Strong expertise in PHP Laravel (Core focus)</li><li>MVC architecture</li><li>REST API development</li><li>Authentication &amp; Authorization</li><li>Queues, Jobs &amp; Scheduling</li><li>Caching &amp; Performance Optimization</li><li>Experience with Node.js for backend services or real-time applications is a plus</li><li>Strong database management skills (MySQL, PostgreSQL)</li><li>Experience with Git and deployment workflows</li><li>Understanding of server environments (cPanel, VPS, Linux servers)</li><li>Good English communication skills</li><li>Ability to work night shifts consistently</li></ul>Secondary / Supporting Skills (Preferred)<ul><li>WordPress custom theme &amp; plugin development</li><li>Shopify theme customization and app integration</li><li>Knowledge of JavaScript frameworks (React/Vue is a plus)</li><li>Experience with AWS, DigitalOcean, or cloud infrastructure</li><li>Familiarity with Docker or CI/CD pipelines</li></ul>Salary &amp; Benefits<ul><li>Competitive Senior-Level Salary Package</li><li>Performance-Based Bonuses &amp; Annual Increments</li><li>Professional &amp; Growth-Oriented Environment</li><li>Exposure to International (US) Clients</li><li>Leadership &amp; Technical Advancement Opportunities</li><li>Health Insurance</li><li>Paid Leaves &amp; Annual Bonus</li></ul>Job Type: Full-timeWork Location: In person

Senior PHP Laravel Backend Developer ( Node.js / AI is a plus )

AppedologyPK Recruitment

Role: Django DeveloperLocation: DHA Phase 5, Tauheed Commercial Area, Karachi - PakistanShift Nature: MorningShift Type: Full-TimeDays: Mon - FriJob Description:2 years of experience as Python Backend Developer with solid, hands-on expertise in Django and FastAPI to help build, enhance, &amp; scale backend services for modern web applications.Strong command of Python.Proven experience with Django and FastAPI.Practical experience integrating third-party APIs.Good understanding of PostgreSQL.Experience with Docker and container-based development.Familiarity with Git and version control practices.Preferred Qualifications:Exposure to AWS / Google CloudUnderstanding of CI/CD, deployment pipelines, and cloud infrastructure basicsJob Type: Full-timeWork Location: In person

Python Developer (Django)

Quanrio LLP

This position is for a client and not part of Quanrio&rsquo;s internal hiring.Location: Karachi, PakistanWe are seeking a Backend Python Developer with proven experience in OCR-based systems, AI implementation, and model training. The role involves designing and maintaining backend services that support AI-driven workflows, with a strong focus on reliability, scalability, and production readiness.Key Responsibilities:<ul><li>Design, develop, and maintain backend services using Python</li><li>Implement and integrate OCR pipelines for document and image processing</li><li>Deploy, integrate, and maintain AI models in production environments</li><li>Develop and maintain RESTful APIs and backend integrations</li><li>Manage data ingestion, preprocessing, and model input/output workflows</li><li>Ensure backend systems meet standards for performance, security, and scalability</li><li>Participate in code reviews and maintain technical documentation</li><li>Collaborate with cross functional teams to deliver stable and maintainable solutions</li></ul>Requirements:<ul><li>3+ years of professional experience in backend development using Python</li><li>Demonstrated experience with OCR technologies</li><li>Hands on experience in AI implementation and model training</li><li>Solid understanding of backend architecture, API development anddatabases (PostgreSQL, MySQL, MongoDB)</li><li>Familiarity working with cloud platforms (AWS, GCP, or Azure)</li><li>Experience with version control systems and collaborative development workflows</li></ul>Job type: Full time (Onsite)Job Type: Full-timePay: From Rs150,000.00 per monthWork Location: In person

Python Developer

Explore 150+ Backend developer in Charge Jobs In Karachi this February. Find roles across top companies and apply now to boost your career.

150 backend developer jobs In Charge Jobs In Karachi

Backend Developer

Backend Developer

Lead Backend Developer

Lead Backend Developer

Senior PHP Laravel Backend Developer ( Node.js / AI is a plus )

Python Developer (Django)

Python Developer