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nextChainX

Company: NextChainX (Pvt) Ltd Location: Karachi, Pakistan (Onsite Only) Position Type: Full-Time Experience: 3&ndash;4 years Start: Immediate joiners preferredAbout NextChainXNextChainX builds AI-, Blockchain-, and FinTech-powered products that solve real-world problems at scale. You&rsquo;ll join a focused team shipping secure, high-performance systems for global users.Role OverviewWe&rsquo;re hiring a Python Developer with strong Django or Flask skills and hands-on Machine Learning experience. You&rsquo;ll design, build, and optimize production APIs and services, and collaborate with AI/ML and product teams to deliver scalable features.Key Responsibilities<ul><li>Build and maintain backend applications in Python (Django/Flask)</li><li>Design and implement RESTful APIs; integrate third-party services</li><li>Train/deploy/integrate ML models into production systems</li><li>Translate business needs into technical specs and deliverables</li><li>Optimize performance, scalability, reliability, and security</li><li>Write clean, well-tested, documented code; review PRs</li><li>Troubleshoot, debug, and upgrade existing services</li><li>Contribute to architecture and technical decision-making</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s in CS/SE or related discipline</li><li>3&ndash;4 years professional Python experience</li><li>Strong with Django or Flask</li><li>Practical ML experience (model development or integration)</li><li>Databases: MySQL / PostgreSQL / MongoDB</li><li>Strong grasp of OOP, design patterns, and architecture</li><li>Git (GitHub/GitLab) and modern dev workflows</li><li>Comfortable owning features end-to-end and collaborating cross-functionally</li></ul>Preferred / Nice to Have<ul><li>Microservices design and distributed systems</li><li>Cloud (AWS/GCP/Azure) and CI/CD exposure</li><li>Containerization (Docker, Kubernetes)</li><li>Experience with AI/Blockchain applications</li></ul>What We Offer<ul><li>Competitive salary (commensurate with experience)</li><li>Work on cutting-edge AI &amp; Blockchain products</li><li>Growth-oriented, collaborative engineering culture</li><li>Professional development opportunities</li><li>Onsite role in our Karachi office with global exposure</li></ul>Interview Process (fast-track)<ul><li>20&ndash;30 min screening call</li><li>Technical interview (system design + Python/ML)</li><li>Final culture/fit discussion + offer</li></ul>How to ApplySend your CV to hr@nextchainx.io with the subject: Python Developer &ndash; Karachi (3&ndash;4 Years). Include: links to GitHub/portfolio, notice period, and expected salary.Application window: We&rsquo;re shortlisting on a rolling basis this week.Job Type: Full-timePay: Rs150,000.00 - Rs200,000.00 per monthExperience:<ul><li>python: 3 years (Required)</li></ul>Location:<ul><li>Karachi Gulshan-E-Iqbal (Required)</li></ul>Work Location: In personApplication Deadline: 29/08/2025

Python Developer (Onsite – Karachi) — Urgent Hiring

Inqline

Job Title: Backend Engineer (Python, LLM &amp; AI Agents, Big Data)Location: Karachi, Pakistan Job Type: Full-TimeAbout the Role:We are looking for a Backend Engineer with 2-3 years of experience in Python development, specializing in LLMs (Large Language Models), AI Agents, and Big Data handling. The ideal candidate should have hands-on experience working with LangGraph and AI-driven workflows. You will play a crucial role in designing and optimizing scalable backend systems that integrate AI models for automation and intelligent decision-making.Key Responsibilities:<ul><li>Develop and maintain backend services using Python with a focus on AI Agents, LLM-based applications, and LangGraph.</li><li>Build and optimize AI-driven workflows using LangGraph for reasoning and decision-making automation.</li><li>Design and implement scalable APIs and microservices for AI applications.</li><li>Work with Big Data processing frameworks to efficiently manage and process large datasets.</li><li>Develop data pipelines and integrate AI models into production environments.</li><li>Ensure system scalability, reliability, and performance in AI-powered applications.</li><li>Deploy AI-driven solutions on cloud platforms (AWS, GCP, or Azure).</li><li>Collaborate with ML engineers, data scientists, and frontend developers to build intelligent automation tools.</li><li>Write clean, maintainable, and well-documented code following best practices.</li></ul>Requirements:<ul><li>2-3 years of experience in backend development using Python (Django, FastAPI, Flask, etc.).</li><li>Strong experience with Large Language Models (LLMs) and AI-powered applications.</li><li>Hands-on experience with LangGraph for AI workflow orchestration.</li><li>Experience working with AI Agents (LangChain, OpenAI APIs, AutoGPT, etc.).</li><li>Knowledge of Big Data handling &ndash; experience with Apache Spark, Dask, Kafka, or similar is a plus.</li><li>Expertise in building APIs (RESTful, GraphQL) and microservices architecture.</li><li>Familiarity with databases (SQL and NoSQL &ndash; PostgreSQL, MongoDB, etc.).</li><li>Experience with cloud computing (AWS, GCP, Azure) for AI deployments.</li><li>Understanding of containerization (Docker, Kubernetes) and CI/CD pipelines.</li><li>Strong problem-solving skills and ability to work in a fast-paced environment.</li></ul>Nice to Have:<ul><li>Experience with vector databases (e.g., Pinecone, Milvus, FAISS, Weaviate).</li><li>Exposure to NLP techniques and fine-tuning LLMs.</li><li>Experience with event-driven architectures and real-time data processing.</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>How much experience do you have in Large Language Models (LLMs) and AI-powered applications?</li></ul>Education:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Backend development Python (Django, FastAPI, Flask, etc.).: 3 years (Required)</li></ul>Language:<ul><li>English (Preferred)</li></ul>Work Location: In personApplication Deadline: 30/08/2025

Backend Engineer (Python, LLM & AI Agents, Big Data)

Technistan

Responsibilities:<ul><li>Develop and deploy backend services for AI chatbot interaction, student session management, and data analytics.</li><li>Integrate with Vertex AI (Gemini models) for prompt-based AI response generation.</li><li>Implement role-based access controls and secure data flows.</li><li>Develop scalable APIs to support frontend applications and dashboard.</li><li>Collaborate on chatbot prompt engineering and safety filters.</li></ul>Required Skills:<ul><li>3+ years in Python backend development (FastAPI or Flask)</li><li>Experience with Google Cloud Platform (Vertex AI, IAM, GCS, Firestore or BigQuery)</li><li>Understanding of prompt engineering and LLM usage in production</li><li>REST API design, security best practices</li><li>Experience working in an Agile or fast-paced environment</li></ul>Job Type: Full-timePay: Rs150,000.00 - Rs300,000.00 per monthExperience:<ul><li>Python backend development: 3 years (Required)</li></ul>Work Location: In person

Backend Engineer (Python + GCP)

Team Zeta (Hiring Agency)

Zeta Corp is looking Backend Engineer for one our Client which belong to Agritech industryKey Responsibilities1. API &amp; Service Development1.1. Develop secure, RESTful APIs using Python or C#, based on provided architecture and design specifications.1.2. Build and maintain backend microservices for key domain modules (e.g., feedstock processing, maintenance alerts, data pipelines).1.3. Integrate application logic with Azure SQL, Cosmos DB, and Azure App Configuration for dynamic configuration management.1.4. Implement service-to-service authentication using Azure Managed Identities.2. Containerization &amp; CI/CD2.1. Package services using Docker and support automated deployment pipelines via Azure DevOps.2.2. Configure environment-specific values using App Config, key vaults, and feature flags.2.3. Assist in ensuring deployment reliability across development, staging, and production environments.3. Data Handling &amp; Event-Driven Logic3.1. Implement business logic for data ingestion, validation, and downstream AI/ML triggers.3.2. Enable event-driven workflows by subscribing to and publishing messages through Azure Service Bus.3.3. Support integration of telemetry and monitoring via Azure Monitor and logging tools.4. Collaboration &amp; Maintenance4.1. Participate in peer code reviews and adhere to backend coding standards established by the Tech Lead.4.2. Write and maintain unit tests, integration tests, and CI hooks to ensure system reliability.4.3. Assist in debugging, deployment issue resolution, and ongoing system enhancements.Required SkillsBachelor&rsquo;s degree in Computer Science, Software Engineering, or a related technical discipline2&ndash;4 years of professional experience in backend development using Python, C#, or .NET CoreSolid understanding of relational and NoSQL databases, particularly Azure SQL and Cosmos DBExperience building and consuming REST APIs and working with containerized applications (Docker)Familiarity with Azure services including Service Bus, App Services, Key Vault, and App ConfigBasic understanding of Infrastructure as Code (IaC) and CI/CD pipelines using Terraform and Azure DevOpsProficiency in spoken and written English to effectively contribute to a collaborative, cross-functional environmentJob Type: Full-timeWork Location: In personExpected Start Date: 01/09/2025

Backend Engineer (Python , C# or .Net)

At-Desk PVT LTD

Job Title: Part-Time Python DeveloperLocation: KarachiJob Type: Office BasedSalary: 80000/month Introduction: At AT DESK PVT LTD, we are seeking a full time Python Developer with expertise in creating advanced models and frameworks for research applications. This position is ideal for those who excel in Python and have experience in scientific computing, offering the flexibility to work on an as-needed basis from home.Responsibilities: <ul><li>Design and develop Python-based models and frameworks to support specific research initiatives.</li><li>Collaborate remotely with our research team to understand project specifications and deliver tailored software solutions.</li><li>Optimize the performance of existing models and ensure seamless integration with current systems.</li><li>Document all development processes and maintain comprehensive software functionality records.</li><li>Stay updated on the latest trends and advancements in scientific computing.</li></ul>Requirements:<ul><li>Proficient in Python with hands-on experience in libraries such as NumPy, SciPy, Pandas, and Scikit-learn.</li><li>Proven track record of developing simulation models or computational frameworks for academic research.</li><li>Ability to communicate complex technical details effectively with both technical and non-technical team members.</li><li>Strong analytical and problem-solving skills.</li></ul>Preferred Skills: <ul><li>Experience with machine learning libraries like TensorFlow or PyTorch.</li><li>Knowledge of high-performance computing (HPC) and data visualization tools.</li><li>Publications in peer-reviewed journals would be an added advantage.</li></ul>Benefits: <ul><li>Competitive pay plus bonuses.</li><li>Flexible scheduling.</li><li>Opportunity to collaborate with experts in various fields of research.</li></ul>Job Types: Full-time, Part-timePay: Rs80,000.00 per monthWork Location: In person

Part-Time Python Developer

Xfinitive

Job description:Senior Solution Architect &amp; Python Expert. A well reputed Software house &quot;Xfinitive&quot; needs an Architect level Senior Python Developer to lead its project operations in Karachi, with 7&ndash;10 years of experience, working as team leader and Solution Architect. The ideal candidate must be an expert in Python (Django, FastAPI, Flask) and experienced in AI/ML frameworks like LangChain and LLaMA.Market Competitive SalaryInterested candidates must fill up our google form whose link is here:https://tinyurl.com/hiringpythonJob Type: Full-timeWork Location: In personJob Type: Full-timeWork Location: In person

Architect level Python Developer

Alsons Consolidates

Position: Frontend/Backend Developer (with AI Expertise)We&rsquo;re hiring a Frontend/Backend Developer with strong AI/ML experience to build innovative, scalable applications for local and international clients.Responsibilities:<ul><li>Design, develop, and maintain web applications (frontend &amp; backend).</li><li>Integrate AI/ML models into production systems.</li><li>Collaborate with cross-functional teams on end-to-end solutions.</li><li>Optimize performance and ensure best coding practices.</li></ul>Requirements:<ul><li>3+ years of software development experience.</li><li>Strong skills in [Tech Stack: React / Angular / Node.js / Python / Django / .NET, etc.]</li><li>Experience with AI/ML frameworks (TensorFlow, PyTorch, OpenAI, etc.)</li><li>Good knowledge of databases (SQL / NoSQL).</li><li>Problem-solving mindset and teamwork skills.</li></ul>If you are intrested send your CV to pushpa.babu@innovative-net.com with subject line &ldquo;Application &ndash; Frontend/Backend Developer (AI)&rdquo;Job Type: Full-timeWork Location: In person

Frontend/Backend Developer (with AI Expertise)

Explore 233+ Backend python developer in Karachi this September. Find roles across top companies and apply now to boost your career.