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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)

TECHNOSYS 

This is a full-time on-site role for an Artificial Intelligence Engineer located in Kar&#257;chi. The AI Engineer will be responsible for designing and developing AI models, implementing machine learning algorithms, and conducting research on advanced AI technologies. Day-to-day tasks include pattern recognition, natural language processing, and neural networks development. The AI Engineer will collaborate with cross-functional teams to integrate AI solutions into software products and enhance system capabilities.<ul><li>Design, develop, and implement AI/ML models for various business applications.</li><li>Research and apply the latest AI technologies and best practices.</li><li>Train, test, and evaluate models using appropriate datasets.</li><li>Optimize models for performance, scalability, and accuracy.</li><li>Collaborate with software developers, data scientists, and product teams to integrate AI solutions into production systems.</li><li>Maintain and monitor deployed models to ensure reliability and performance.</li><li>Document model architecture, process flow, and performance metrics.</li><li>Contribute to innovation by proposing new AI-based features and tools.</li></ul>QualificationBachelor&rsquo;s or Master&rsquo;s degree in Computer Science, AI, Data Science, or a related field.Proven experience in AI/ML development (minimum 2&ndash;3 years preferred).Proficiency in Python and AI frameworks (TensorFlow, PyTorch, Keras, etc.).Strong understanding of data structures, algorithms, and statistical methods.Timings : 9 am - 6pmMonday to FridayMarket Competitive Salary packageKarachi, pechs block 2Job Type: Full-timePay: Rs120,000.00 - Rs150,000.00 per monthWork Location: In person

AI Engineer

Digitrends

AI EngineerKey Responsibilities<ul><li>Design, develop, and fine-tune LLM-based AI models for real-world applications.</li><li>Implement custom LLM training, reinforcement learning, and fine-tuning using open-source and proprietary models like GPT, Llama, Mistral, Claude, or Falcon.</li><li>Optimize model efficiency, inference speed, and resource utilization for deployment in cloud or on-premise environments.</li><li>Build data pipelines for training and evaluating AI models.</li><li>Implement prompt engineering, retrieval-augmented generation (RAG), and memory-based techniques for improved performance.</li><li>Integrate LLMs into applications using APIs, LangChain, vector databases (e.g., Pinecone, FAISS, ChromaDB).</li><li>Develop custom embeddings, transformers, and tokenization strategies for specific use cases.</li><li>Work closely with MLOps, backend engineers, and data scientists to ensure smooth deployment and monitoring of AI solutions.</li><li>Research and stay updated on emerging trends in NLP, generative AI, and model compression techniques.</li><li>Ensure compliance with ethical AI principles and data security standards when handling sensitive data.</li></ul>Required Skills:<ul><li>Strong knowledge of Python and frameworks like PyTorch, TensorFlow, JAX.</li><li>Experience with Hugging Face Transformers, OpenAI API, LangChain, and vector databases.</li><li>Understanding of LLM architectures, fine-tuning techniques (LoRA, QLoRA, PEFT), and model distillation.</li><li>Experience with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes).</li><li>Familiarity with distributed computing, GPU acceleration (CUDA, TensorRT), and multi-node training.</li><li>Knowledge of AI safety, bias mitigation, and responsible AI development.</li><li>Strong problem-solving, debugging, and optimization skills.</li><li>Excellent communication and teamwork skills.</li></ul>Preferred Qualifications<ul><li>Experience in building domain-specific AI assistants or chatbots.</li><li>Knowledge of multimodal AI, speech-to-text, text-to-image models.</li><li>Contributions to open-source AI projects or research papers in NLP/LLMs.</li></ul>Key Benefits<ul><li>Working in a fast-paced tech start-up environment</li><li>Attractive salary and incentives for high-quality work</li><li>Flexible schedule</li><li>Health Insurance</li><li>Five Working Days</li><li>Provident Fund</li></ul>Job Type: Full-timeWork Location: In person

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)

AutoScale Ventures

<div>Location: Remote (Pakistan)
Job Type: Full-time
Work Schedule: 09:00AM-05:00PM (Pacific Standard Time)
Role Overview:
We're looking for a Senior Python Developer to join our team. In this role, you'll play a key part in designing and maintaining our backend infrastructure, building high-quality data products, and solving complex problems using our vast automotive datasets. You'll work closely with fellow developers and stakeholders to drive technical projects from conception to deployment while contributing to the overall reliability, scalability, and performance of our systems.
Key Responsibilities:<ul><li>
Lead the design, development, and deployment of core backend systems and data products</li><li>
Build scalable, high-performance infrastructure to support data-heavy applications</li><li>
Optimize backend systems for maintainability, performance, and scalability</li><li>
Oversee and maintain production systems to ensure reliability, up-time, and data accuracy</li><li>
Proactively troubleshoot and resolve technical issues in live environments</li><li>
Develop and refine automated data scraping pipelines</li><li>
Leverage our proprietary datasets to solve industry-specific problems and deliver value to customers</li><li>
Work closely with developers, analysts, and stakeholders across the company</li><li>
Mentor junior developers, providing guidance on best practices, code quality, and career growth</li><li>
Maintain clear, up-to-date technical documentation for systems and processes</li><li>
Explore and prototype new ideas for data-driven web applications and business models</li></ul>
Requirements:<ul><li>
3+ years of experience in Python (preferably in a production environment), with a solid understanding of best practices for writing clean, maintainable code</li><li>
Hands-on experience with Python frameworks such as Flask, FastAPI, and optionally Scrapy for data scraping</li><li>
Strong working knowledge of Linux systems and SQL databases. Experience with distributed databases is a plus</li><li>
Experience with PostgreSQL or MySQL in production environments</li><li>
Experience designing, building, and supporting backend systems from scratch</li><li>
Comfortable managing and optimizing live production systems</li><li>
Familiarity with data scraping techniques and large-scale data processing</li><li>
Self-driven and highly productive with minimal supervision in a remote work environment</li><li>
Strong written and verbal communication skills, with the ability to work across time zones and collaborate with a global team</li><li>
A passion for solving problems creatively and exploring new data-driven business ideas</li></ul>
Nice to Have:<ul><li>
Familiarity with PHP is a plus, especially in hybrid environments involving LAMP/LEMP stacks</li><li>
Experience mentoring or working with junior developers</li><li>
Demonstrated initiative through personal or open-source projects</li></ul>
Benefits &amp; Perks:<ul><li>
Fully Remote Work Work from anywhere with a reliable internet connection</li><li>
Healthcare Coverage We provide health benefits for you and your family's well-being</li><li>
Leave Days, Vacation Time, and Paid Holidays Recharge and take the time you need</li><li>
Equipment Funds Get support to set up or upgrade your home office</li><li>
Profit Sharing Monthly and annual bonuses tied to company performance</li><li>
Long-Term Employment We value team members who grow with us</li><li>
Collaborative Team Culture Work with a supportive and globally distributed team</li></ul>
About Us:
AutoScale Ventures is a technology-driven company with 50+ team members across the Philippines, Pakistan, India, the U.S., China, and Canada. We operate a group of businesses spanning tech, data services, recruiting, and real estate, including:<ul><li>
VinAudit: Vehicle history and market data provider</li><li>
Proxy Services: High-speed private proxy solutions</li><li>
EliteWork: Remote workforce platform and SaaS productivity tool</li><li>
Voliplex: Long-term U.S. real estate investment firm</li></ul>
We're committed to building scalable, data-driven solutions and empowering a globally distributed team.
Important Note: Only those who are shortlisted will be contacted. We look forward to meeting the right person for this role!</div>

Senior Python Developer

Confiz

<div>Confiz is looking for SSE/PSE - Python with at least 4 to 8 years of experience. Apply only if you consider yourself to be the very best and are looking for challenges and rewards that no other company will provide.
Responsibilities:
<ul><li>Software Development: Design, develop, and implement innovative software solutions, emphasizing creative problem-solving and technical troubleshooting beyond conventional methods</li>
<li>Code Quality: Produce secure, high-quality production code; conduct thorough code reviews and debugging for peers to maintain coding standards.</li>
<li>Operational Efficiency: Identify and automate remediation of recurring issues to enhance the operational stability of applications and systems.</li>
<li>Technical Leadership: Lead evaluations with external partners and internal teams to critically assess architectural designs and technical credentials for integration into existing systems.</li>
<li>Community Engagement: Foster and participate in communities of practice across Software Engineering to promote awareness and adoption of cutting-edge technologies</li>
<li>Cultural Contribution: Contribute to a team culture that values diversity, equity, inclusion, and respect.</li>
</ul>
Requirements:
<ul><li>Educational Background: Bachelor's or Master's degree in Computer Science, Artificial Intelligence, or a related field.
</li><li>Experience: 4-8 years in software development, with extensive experience in Python.
</li><li>Framework Proficiency: Strong experience with Django and familiarity with other Python frameworks such as FastAPI or Flask.</li>
<li>API Development: Proficient in developing RESTful APIs and implementing service-oriented architectures.
</li><li>Testing: Experience with unit testing and test-driven development practices.
</li><li>Web Architecture: Understanding of modern web stacks and architecture. Experience in developing and deploying microservices architecture
</li><li>Cloud Platforms: Experience with Azure services, including Service Bus, Cosmos DB, Logic Apps/Functions, Service Fabric, Azure Web Apps, Azure OpenAI, Azure AI Search, Azure Key Vault, Entra (AAD), and Azure Storage.
</li><li>AI Integration: Good understanding of Azure OpenAI concepts and common prompt engineering techniques (e.g., zero-shot, few-shot, multi-shot).
</li><li>Orchestration Tools: Familiarity with Semantic Kernel or other Large Language Model (LLM) orchestrators.
</li><li>Database Design: Skilled in database schema design with an understanding of normalization, denormalization, indexing, clustering, and transaction isolation levels.
</li><li>Database Skills: Experience with both SQL (e.g., PostgreSQL) and NoSQL databases (e.g., Redis, Elasticsearch).
</li><li>Version Control and DevOps Practices: Understanding of DevOps principles and experience with version control tools like GitHub or Azure DevOps.
</li><li>Agile Methodologies: Familiarity with Scrum methodology and agile practices.
</li><li>Communication Skills: Strong verbal and written communication skills in English.
</li><li>Personal Attributes: Self-motivated, results-oriented, with a proactive 'get things done' attitude.
</li><li>Team Collaboration: Ability to work independently as well as in cross-functional, multi-regional, and multi-cultural teams.
</li><li>Project Management: Capability to multitask and effectively plan, organize, and prioritize multiple projects.</li>
</ul>
We have an amazing team of 700+ individuals working on highly innovative enterprise projects &amp; products. Our customer base includes Fortune 100 retail and CPG companies, leading store chains, fast-growth fintech, and multiple Silicon Valley startups.
What makes Confiz stand out is our focus on processes and culture. Confiz is ISO 9001:2015 (QMS),ISO 27001:2022 (ISMS), ISO 20000-1:2018 (ITSM) and ISO 14001:2015 (EMS) Certified. We have a vibrant culture of learning via collaboration and making workplace fun.
People who work with us work with cutting-edge technologies while contributing success to the company as well as to themselves.
To know more about Confiz Limited, visit: https://www.linkedin.com/company/confiz-pakistan/</div>

Backend Engineer SSE/PSE - Python

eSpark Consulting Group

Job description &ndash; DevOps Engineer We are seeking a DevOps Engineer (2 years of experience) to join our growing team. The ideal candidate will have hands-on experience in building, deploying, and maintaining scalable systems, with strong knowledge of CI/CD pipelines, cloud platforms, and automation toolsResponsibilities: <ul><li>Design, implement, and manage CI/CD pipelines to streamline deployment processes.</li><li>Configure and maintain cloud infrastructure (AWS, Azure, or GCP).</li><li>Automate routine tasks using scripting languages (Bash, Python, etc.).</li><li>Manage and monitor servers, containers, and applications for performance, availability, and security.</li><li>Implement infrastructure as code (IaC) using tools like Terraform or Ansible.</li><li>Collaborate with software development teams to ensure smooth code integration and delivery.</li><li>Set up and maintain logging, monitoring, and alerting systems (e.g., Prometheus, Grafana, ELK stack).</li><li>Ensure best practices for backup, disaster recovery, and security compliance.</li><li>Troubleshoot and resolve infrastructure and deployment issues in a timely manner.</li><li>Stay updated with the latest DevOps tools and practices to improve processes</li></ul>Requirements: <ul><li>Understanding of reliable data-centric services and applications in GCP</li><li>Good hands-on experience with Linux, cPanel/WHM, AWS, and Azure cloud.</li><li>Able to manage code deployments, fixes, updates, and related processes/ issues.</li><li>Offer technical support where needed, developing software for our back-end systems.</li><li>Experienced in designing, managing, supporting, and maintaining Azure cloud environments as well as security controls for the environments or Azure security policies.</li><li>Must have good communication skills.</li><li>Hands-on experience with Container Orchestration platforms &ndash; Docker, Kubernetes environments, Azure DevOps, Jenkins, Bamboo, etc.</li><li>Knowledge of databases such as SQL, MS SQL, and MySQL.</li><li>Knowledge of scripting languages such as Java, JavaScript, Python, and PHP</li><li>Should have working experience on AWS, CICD pipelines, Docker, and Kubernetes</li></ul>Qualifications: At least a bachelor's degree in computer science (Software Engineering).Experience: 2 years of related experience in Technology architecture and DevOps roles, preferably.eSpark Consulting Group offers you the following benefits:<ul><li>Annual Increments&#8239;</li><li>Paid time off&#8239;&#8239;&#8239;&#8239;</li><li>Flexible work hours</li></ul>Job Type: Full-timeWork Location: In person

DevOps Engineer

Explore 166+ Python engineer in Karachi this September. Find roles across top companies and apply now to boost your career.

166 python engineer jobs IN Karachi

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

AI Engineer

AI Engineer

Backend Engineer (Python + GCP)

Senior Python Developer

Backend Engineer SSE/PSE - Python

DevOps Engineer