full stack developer

devops engineer

shopify developer

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Arwen Tech

<div>
 Posted on Sep 15, 2025
 
 
 Title
 
 
 Backend Developer
 
 
 Apply before
 
 
 Oct 10, 2025
 
 
 City
 
 
 Karachi
 
 
 
 Responsibilities
 
 
 
 
 Summary of Job Profile:
 
 
 
 We are looking for an experienced Backend Developer proficient in Laravel and MySQL to maintain and enhance our backend systems. The ideal candidate will focus on improving API performance, adding new features, and fixing bugs while ensuring smooth integration with third-party services and cloud deployments.
 
 
 
 Essential Duties &amp; Responsibilities
 
 
 
 <ul>
 <li>
 Maintain and enhance backend API endpoints for seamless functionality.
 </li>
 <li>
 Manage core business logic including orders, users, payments, and notification systems.
 </li>
 <li>
 Write clean, scalable, and maintainable code along with efficient database schemas.
 </li>
 <li>
 Integrate third-party services such as SMS gateways, push notifications, and CRMs.
 </li>
 <li>
 Monitor backend performance and optimize API response times.
 </li>
 <li>
 Handle queue jobs and background processing efficiently.
 </li>
 <li>
 Deploy and manage applications on cloud platforms like AWS or DigitalOcean.
 </li>
 <li>
 Collaborate with frontend and mobile teams to ensure smooth API integration.
 </li>
 <li>
 Participate in code reviews and maintain CI/CD pipelines using Git and Laravel Horizon.
 
 
 </li>
 </ul>
 
 Knowledge, Skills, Abilities (KSA&rsquo;s) required to successfully perform the job:
 
 
 
 <ul>
 <li>
 Strong expertise in Laravel framework and MySQL database management.
 </li>
 <li>
 Proficient in RESTful API development and queue/job handling.
 </li>
 <li>
 Experience with cloud deployment and management (AWS, DigitalOcean).
 </li>
 <li>
 Familiarity with Git version control, CI/CD pipelines, and Laravel Horizon.
 </li>
 <li>
 Ability to write clean, reusable, and well-documented code.
 </li>
 <li>
 Strong problem-solving skills and attention to detail.
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 
 Education, Experience, Licensure, Certification required for the position:
 
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field preferred.
 </li>
 <li>
 3-5 years of experience in the field
 </li>
 <li>
 Laravel and PHP certifications are a plus.
 </li>
 <li>
 AWS or cloud platform certifications are advantageous.
 
 
 </li>
 </ul>
 
 Competencies Required To Successfully Perform The Job
 
 
 
 
 Technical Competencies
 
 
 
 
 Behavioral/General Competencies
 
 
 
 <ul>
 <li>
 Laravel PHP Framework
 </li>
 <li>
 MySQL and database schema design
 </li>
 <li>
 REST API development and optimization
 </li>
 <li>
 Queue handling and background job processing
 </li>
 <li>
 Cloud platforms (AWS, DigitalOcean)
 </li>
 <li>
 Version control (Git), CI/CD pipelines
 </li>
 <li>
 Third-party API integrations (SMS, push notifications, CRMs)
 </li>
 <li>
 Strong communication and teamwork skills.
 </li>
 <li>
 Proactive in identifying and resolving backend issues.
 </li>
 <li>
 Adaptable to evolving technologies and requirements.
 </li>
 <li>
 Detail-oriented with a focus on performance and scalability.
 </li>
 <li>
 Ability to manage multiple tasks and meet deadlines efficiently.
 
 
 </li>
 </ul>
 
 Benefits
 
 
 
 <ul>
 <li>
 Excellent Salary
 </li>
 <li>
 Fuel Allowance
 </li>
 <li>
 Medical Insurance
 </li>
 <li>
 Annual Leaves
 </li>
 <li>
 Provident Fund
 </li>
 <li>
 EOBI
 </li>
 <li>
 Annual Bonus
 </li>
 </ul>
</div>

Backend Developer

97 Solutions

About the RoleWe are looking for an experienced Backend Developer (Python) with a strong background in FastAPI, SQLAlchemy, Alembic, Celery, and Docker. The project is a scalable backend system with modular APIs for users, organizations, dashboards, data connectors, and goal tracking.You&rsquo;ll be working on designing, optimizing, and scaling backend services that are already containerized with Docker and managed with Poetry for dependency control.---ResponsibilitiesDevelop and maintain backend APIs using FastAPIWork with SQLAlchemy ORM &amp; Alembic for schema design and migrationsIntegrate Celery for background tasks and queuesManage deployments with Docker &amp; Docker ComposeImplement authentication, authorization, and security best practicesCollaborate with frontend developers for seamless integrationsWrite clean, testable, and scalable code with Pytest or similar testing toolsOptimize queries and API performance for scalability---RequirementsStrong hands-on experience with Python (3.x)Proven experience with FastAPI frameworkSQLAlchemy &amp; Alembic for ORM and migrationsExperience with Celery for background jobsProficient in PostgreSQL or MySQLDocker-based development workflowGit/GitHub collaboration (branches, pull requests, reviews)Good communication skills in English---Nice to HaveFamiliarity with AWS, DigitalOcean, or GCPCI/CD experience (GitHub Actions, GitLab CI)Knowledge of OAuth2 / JWT authentication flowsExperience working on SaaS or multi-tenant appsJob Type: Full-timeAbility to commute/relocate:<ul><li>Karachi Nazimabad: Reliably commute or planning to relocate before starting work (Preferred)</li></ul>Application Question(s):<ul><li>Do you have experience working with FastAPI? Please share a project example.</li><li>What database have you used with SQLAlchemy (PostgreSQL, MySQL, etc.)?</li><li>Have you implemented Celery for background tasks before?</li><li>How do you usually manage environment dependencies (Poetry, Pipenv, requirements.txt)?</li><li>Do you have experience with Docker deployments in production?</li><li>Have you ever worked on a SaaS or multi-tenant platform?</li><li>What is your expected salary?</li><li>Our office timings are 12pm to 9pm Mon - Fri, Office Location is Nazimabad, is that feasible for you?</li></ul>Language:<ul><li>English (Required)</li></ul>Work Location: In person

Backend Developer - Python FastAPI

Progziel Technologies

Job Title: Backend Developer (Node.js) &ndash; Night ShiftCompany Overview We are a leading technology company dedicated to building innovative and scalable digital solutions. To strengthen our engineering team, we are looking for a talented Backend Developer (Node.js) to work on complex web applications and high-performance server-side systems.Position Overview As a Backend Developer, you will design, develop, and maintain robust backend systems using Node.js. You will play a key role in building scalable, secure, and efficient server-side applications that power our digital products and business operations.Key Responsibilities<ul><li>Develop, implement, and optimize backend systems using Node.js</li><li>Design and maintain RESTful APIs and microservices</li><li>Manage and integrate databases (MongoDB, PostgreSQL) for efficient data handling</li><li>Debug, test, and resolve performance bottlenecks</li><li>Collaborate with front-end developers, QA engineers, and other team members</li><li>Ensure high standards of security, scalability, and performance</li></ul>Requirements<ul><li>3&ndash;4 years of professional Node.js development experience</li><li>Strong command of JavaScript and the Node.js ecosystem</li><li>Hands-on experience with RESTful APIs and microservices</li><li>Proficiency with databases (MongoDB, PostgreSQL)</li><li>Knowledge of server-side architecture and distributed systems</li><li>Familiarity with version control systems (Git)</li><li>Strong problem-solving, debugging, and analytical skills</li><li>Ability to work independently and within a collaborative team</li><li>Bachelor&rsquo;s degree in Computer Science or related field (preferred)</li></ul>Work Details<ul><li>Shift: Night (9 PM &ndash; 6 AM, Monday to Saturday)</li><li>Location: On-site (PECHS Karachi)</li><li>Experience building scalable backend systems</li><li>Proven track record of optimizing server performance</li><li>Demonstrable portfolio of Node.js projects</li><li>Contributions to open-source projects (a plus)</li></ul>Why Join Us? This is a challenging and rewarding role where you&rsquo;ll have the opportunity to work on advanced backend technologies, contribute to impactful projects, and grow your expertise in a supportive, innovative environment.Job Type: Full-timePay: Up to Rs120,000.00 per monthWork Location: In person

Backend Developer (Night Shift)

MEAN 3 PRIVATE LIMITED

Responsibilities:<ul><li>Design and maintain robust API architectures and database structures.</li><li>Ensure security, scalability, and performance in all back-end processes.</li><li>Troubleshoot and resolve complex back-end issues.</li><li>Implement caching strategies and performance optimizations.</li><li>Integrate third-party services and APIs where required.</li><li>Participate in architectural discussions and technology selection.</li><li>Research and implement new back-end technologies and methodologies.</li></ul>Technologies:<ul><li>Php, Any Framework(Laravel i.e), AWS, MySQL.</li><li>RESTful APIs, GraphQL, WebSockets, OAuth authentication.</li><li>Docker, Redis, RabbitMQ.</li><li>Git workflows</li><li>Magento will be Plus Point.</li></ul>Job Type: Full-timeWork Location: In person

Backend Developer -Mid Level

Launch Box

Job description:Senior Backend Developer &ndash; Join Our Growing Team!Location: Emarah Suites, Main Shahra-e-Faisal, Karachi Timings: 12:00 PM &ndash; 9:00 PM Employment Type: Full-time | On-siteAbout Us: We are a dynamic and fast-growing tech company dedicated to delivering high-quality, scalable, and innovative solutions for our global clients. We value creativity, problem-solving, and a passion for technology.Position Overview: We&rsquo;re looking for a Senior Backend Developer with strong expertise in Node.js and proficiency in multiple backend technologies. You will architect, develop, and maintain scalable APIs, databases, and backend systems, ensuring optimal performance and security.Key Responsibilities: Design, develop, and maintain robust backend systems and APIs, primarily using Node.js. Work with multiple backend languages and frameworks such as Python, PHP, Java, Go, or .NET when required. Collaborate with frontend developers, mobile engineers, and DevOps teams to deliver end-to-end solutions. Optimize applications for maximum speed, scalability, and security. Manage and maintain databases (SQL &amp; NoSQL) including PostgreSQL, MySQL, MongoDB. Implement best practices for code quality, testing, and deployment. Troubleshoot and debug applications, ensuring smooth performance. Mentor junior developers and lead code reviews.Requirements: 3+ years of backend development experience. Strong expertise in Node.js (Express.js, NestJS, or similar frameworks). Experience with RESTful APIs, GraphQL, and microservices architecture. Familiarity with cloud platforms (AWS, Azure, or GCP). Strong understanding of SQL &amp; NoSQL databases. Proficiency in other backend languages such as Python, PHP, Java, Go, or .NET. Knowledge of authentication, authorization, and security best practices (OAuth, JWT, etc.). Experience with Git and CI/CD pipelines. Strong problem-solving skills and attention to detail.Nice to Have: Experience with Docker, Kubernetes, and container orchestration. Knowledge of serverless architectures. Exposure to real-time systems (WebSockets, Socket.io).Job Type: Full-timeWork Location: In personJob Type: Full-timeWork Location: In person

Senior Node.js Developer

Prima Consulting

Key Responsibilities<ul><li>Design, develop, and maintain scalable applications using Python.</li><li>Write clean, efficient, and reusable code following best practices.</li><li>Develop and integrate RESTful APIs and web services.</li><li>Work with relational and non-relational databases (e.g., MySQL, PostgreSQL, MongoDB).</li><li>Optimize application performance, scalability, and security.</li><li>Debug, test, and fix issues to ensure high-quality deliverables.</li><li>Collaborate with cross-functional teams including frontend developers, QA, and product managers.</li><li>Implement automation scripts for workflows, testing, or deployment.</li><li>Stay updated with emerging Python frameworks, libraries, and industry trends.</li><li>Participate in code reviews, technical discussions, and documentation</li></ul>Good to have:<ul><li>Laravel Knowledge, easily switch between tech stacks</li></ul>Experience:<ul><li>Atleast 2 years of experience in relevant field.</li></ul>Education<ul><li>Bachelor&rsquo;s degree in Computer Science or a related field.</li></ul>Please send your resume at careers@primaconsulting.org with the subject line &quot;Python Developer&quot;Job Type: Full-timeWork Location: In person

Pythn Developer

Arc Inventor

Arc Inventador is a fast-growing technology company focused on building scalable and innovative SaaS (Software as a Service) solutions for global clients. We specialize in software development, cloud-based product engineering, and end-to-end digital transformation. Our team is passionate about delivering high-performance platforms that solve real-world business challenges across multiple industries.As a Software Engineer, you will play a critical part in the design, development, and optimization of scalable software solutions. Working under the technical direction and architectural guidance of the architect, you will translate architectural specifications into high-quality, maintainable code and robust system components. This role demands practical engineering expertise, strong problem-solving skills, and a commitment to delivering high-performance backend and API-driven modules. You will collaborate with your peers across development, QA, and DevOps to ensure timely and secure delivery of features in a fast-paced, Agile environment.<ul><li>Key Responsibilities</li><li>Develop, test, and maintain backend services, APIs, and microservices using Node.js, PHP (Laravel), and Python as per architectural specifications.</li><li>Translate software architecture and technical requirements into efficient, secure, and scalable solutions.</li><li>Build and optimize MySQL and Elasticsearch data models, queries, and migrations in accordance with data architecture guidelines.</li><li>Integrate third-party APIs and internal business systems for seamless interoperability.</li><li>Implement distributed caching strategies (Redis/Memcached), background jobs, and automation scripts for performance and reliability.</li><li>Apply monitoring, logging, and alerting standards to all deliverables, enabling proactive maintenance and system visibility.</li><li>Ensure all code meets internal security, compliance, and quality standards as defined by technical leads and architects.</li><li>Write clear technical documentation for developed modules, APIs, and processes.</li><li>Participate in peer code reviews, testing, and debugging, contributing to an open feedback culture.</li><li>Continuously upgrade technical skills and stay informed about new tools, frameworks, and industry best practices.</li><li>Required Skills &amp; Experience</li><li>4&ndash;5 years of professional software engineering experience with a focus on backend development (Node.js, PHP/Laravel, Python).</li><li>Deep understanding of REST APIs, microservices, and scalable software patterns.</li><li>Proficient in MySQL and Elasticsearch (schema design, performance tuning, complex queries).</li><li>Demonstrated experience in integrating business systems and third-party APIs.</li><li>Experience with distributed caching, background job processing, and cloud-native deployment (Linux/Kubernetes).</li><li>Familiarity with CI/CD pipelines, automated testing, and secure software development lifecycle.</li><li>Strong analytical, troubleshooting, and technical documentation skills.</li><li>Proven ability to deliver production-grade software under tight deadlines in an Agile environment.</li></ul>Timing : 4:00 pm till 12:00 amJob Type: Full-timePay: Rs150,000.00 - Rs250,000.00 per monthWork Location: In person

Senior Software Engineer

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