ai engineer

head of engineering

lead backend developer

sales coordinator

senior software engineer

lead c developer

Jorofy Private Limited

Mendix CRM Low Code DeveloperENUM is seeking a skilled Mendix CRM Low-Code Developer to design, develop, and maintain custom Customer Relationship Management (CRM) solutions using the Mendix low-code platform. The role involves building tailored CRM applications to support sales, marketing, and customer service operations, automating business processes, integrating third-party systems, and delivering scalable digital solutions aligned with business requirements. The ideal candidate will combine technical expertise with strong business understanding to create efficient and user-friendly enterprise applications.Key Responsibilities<ul><li>Design, develop, and deploy custom CRM applications using the Mendix low-code platform</li><li>Gather and analyze business requirements and translate them into functional CRM solutions</li><li>Create and manage data models including customers, leads, opportunities, accounts, and deals</li><li>Develop workflows, microflows, automations, and business rules</li><li>Customize user interfaces (UI/UX) for web and mobile applications</li><li>Integrate external systems and APIs (ERP, email platforms, payment gateways, HR systems, etc.)</li><li>Configure security roles, user permissions, and compliance controls</li><li>Perform testing, debugging, and performance optimization</li><li>Maintain documentation for system design, processes, and integrations</li><li>Provide post-deployment support and enhancements</li><li>Collaborate with stakeholders, business analysts, and IT teams to continuously improve CRM capabilities</li></ul>Required Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, Information Systems, or related field</li><li>2&ndash;5+ years of application development experience</li><li>Hands-on experience with the Mendix platform (Studio Pro / Studio)</li><li>Strong understanding of low-code development concepts</li><li>Experience designing relational data models</li><li>Knowledge of REST/SOAP APIs and system integrations</li><li>Familiarity with Java, JavaScript, SQL, or similar technologies</li><li>Experience working with CRM or enterprise business applications</li><li>Strong problem-solving and analytical skills</li></ul>Preferred Qualifications<ul><li>Mendix Rapid or Intermediate/Advanced Developer Certification</li><li>Experience implementing CRM or ERP solutions</li><li>Experience with cloud deployments (AWS/Azure/Mendix Cloud)</li><li>Understanding of DevOps practices and version control (Git)</li></ul>Key Skills &amp; Competencies<ul><li>Low-code application development</li><li>CRM system design</li><li>Business process automation</li><li>API integrations</li><li>UI/UX customization</li><li>Stakeholder communication</li><li>Troubleshooting and optimization</li></ul>Location : hybridJob Type: Full-timePay: Rs150,000.00 - Rs200,000.00 per monthEducation:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Mendix CRM Developer: 3 years (Required)</li></ul>Work Location: In person

CRM Low Code Developer

Maverick Enterprises

. Executive SummaryViral Vind Technologies is seeking an elite Senior Blockchain Protocol Engineer to lead the development of Phantom Proto. This is a high-stakes, onsite role in Karachi for an engineer who excels in low-level systems programming and cryptographic implementation. You will be responsible for building the privacy-preserving infrastructure that allows our autonomous AI systems to operate with absolute data integrity.2. Core Responsibilities<ul><li>Protocol Engineering: Architect and optimize a high-performance blockchain protocol from the ground up using Rust.</li><li>Cryptographic Implementation: Integrate Fully Homomorphic Encryption (FHE) and Zero-Knowledge Proofs (ZKP) into the core execution layer to ensure &quot;Stealth-by-Default&quot; transactions.</li><li>Security &amp; Auditing: Write adversarial-grade code. You are responsible for the protocol's resistance against Sybil attacks, front-running, and cryptographic exploits.</li><li>Infrastructure Design: Manage the consensus mechanism and data availability layers, ensuring sub-second finality and high throughput.</li><li>Onsite Collaboration: Work directly with the CEO and AI engineering teams to bridge the gap between autonomous agentic workflows and on-chain execution.</li></ul>3. Required Technical Qualifications<ul><li>Rust Mastery: Minimum 3+ years of professional experience in Rust (or 5+ years in C++) with a focus on memory safety, concurrency, and performance tuning.</li><li>Cryptography: Deep understanding of cryptographic primitives, including Elliptic Curve Cryptography (ECC), AES, and SHA-3.</li><li>Advanced Tech: Proven ability to implement or optimize ZKP (zk-SNARKs/STARKs) or Multi-Party Computation (MPC).</li><li>Systems Design: Experience with distributed systems, p2p networking (libp2p), and consensus algorithms (BFT/PoS).</li><li>Environment: Comfortable working in a Linux-heavy, high-security onsite &quot;War Room&quot; environment.</li></ul>4. Professional Attributes<ul><li>Zero-Guidance Operator: You don't need a manager to tell you how to solve a bottleneck. You find the solution and implement it.</li><li>High-Pressure Reliability: Ability to maintain code quality and mental clarity during critical deployment phases.</li><li>Intellectual Dominance: A track record of solving complex mathematical or engineering problems that others deemed &quot;too difficult.&quot;</li></ul>5. Compensation &amp; Benefits<ul><li>Salary: Market-leading PKR salary (benchmarked against global remote standards).</li><li>Equity: Founding-member token allocation in the Phantom Proto ecosystem.</li><li>Growth: Work on the most advanced FHE project in the region.</li></ul>Job Type: Full-timeWork Location: In person

Lead Blockchain Developer Role

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>

Lead Backend Developer

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>

Naqdi

Job Title: Full Stack Developer (Backend-Focused &ndash; NestJS &amp; C++)Job Summary: We are seeking a Backend-Heavy Full Stack Developer with strong expertise in NestJS, Node.js, Kafka, and Modern C++ to build scalable, event-driven applications. The role focuses primarily on backend development while contributing to frontend work (React/Next.js) as needed.Key Responsibilities:<ul><li>Design and develop backend systems using NestJS, Node.js, and Kafka (event streaming, producers/consumers).</li><li>Build and maintain RESTful and GraphQL APIs and microservices.</li><li>Design and optimize databases (MongoDB and relational databases).</li><li>Implement real-time systems using Kafka and WebSockets.</li><li>Ensure security standards (JWT, OAuth2, authentication/authorization).</li><li>Deploy and manage applications using AWS, Docker, and CI/CD pipelines.</li><li>Support frontend integration with React.js / Next.js.</li><li>Debug, optimize performance, and ensure system reliability.</li><li>Write clean, testable, and maintainable code.</li></ul>Requirements:<ul><li>Bachelor&rsquo;s degree in Computer Science or equivalent experience.</li><li>2+ years of backend-heavy full stack development (MERN stack).</li><li>Strong experience with NestJS, Node.js, Express.js.</li><li>Hands-on experience with Kafka and event-driven architectures.</li><li>Strong knowledge of MongoDB; SQL databases are a plus.</li><li>Working knowledge of React.js, Next.js, TypeScript (secondary).</li><li>Experience with Docker, AWS, and CI/CD pipelines.</li><li>Strong skills in Modern C++ (C++17+), OOP, and SOLID principles.</li><li>Experience with memory management, multithreading, and performance optimization.</li><li>Exposure to trading systems, APIs, or C#/.NET is a plus.</li><li>Strong problem-solving and communication skills.</li></ul>This is onsite Karachi based positionJob Type: Full-timePay: From Rs150,000.00 per monthApplication Question(s):<ul><li>How much experience do you have with SQL databases? </li><li>How much experience do you have with Nest.Js?</li><li>How much experience do you have with C++?</li></ul>Work Location: In person

Job Title: Full Stack Developer (Backend-Focused – NestJS & C++)

Crossway Consulting

Crossway Consulting is a growing technology and digital services company. We deliver high-quality software solutions for local and international clients. We focus on innovation, performance, and long-term partnerships.Job SummaryWe are hiring a skilled software developer with strong C++ and Python expertise. You will design, develop, and maintain high-performance software systems. You will work closely with cross-functional technical teams.Key Responsibilities<ul><li>Develop and maintain applications using C++ and Python.</li><li>Write clean, efficient, and well-documented code.</li><li>Debug, test, and optimize existing systems.</li><li>Participate in system design and architecture planning.</li><li>Integrate APIs, databases, and third-party services.</li><li>Follow best practices for security and performance.</li><li>Collaborate with QA, DevOps, and product teams.</li><li>Provide technical support and troubleshooting.</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science or related field.</li><li>Strong experience with C++ and Python programming.</li><li>Solid understanding of data structures and algorithms.</li><li>Experience with object-oriented programming principles.</li><li>Knowledge of databases and SQL.</li><li>Familiarity with Linux environments.</li><li>Experience with Git or other version control systems.</li><li>Problem-solving and analytical thinking skills.</li><li>Good communication abilities.</li></ul>Preferred Qualifications<ul><li>Experience with multi-threading and system-level programming.</li><li>Knowledge of REST APIs and backend development.</li><li>Experience with cloud platforms is a plus.</li><li>Familiarity with CI/CD pipelines is an advantage.</li></ul>What We Offer<ul><li>Competitive salary package.</li><li>Professional growth opportunities.</li><li>Supportive and collaborative environment.</li><li>Exposure to international projects.</li><li>Performance-based incentives.</li></ul>How to ApplySend your updated CV and portfolio (if available) to: careers@crosswayconsulting.com Subject Line: Software Developer (C++ &amp; Python) ApplicationOnly shortlisted candidates will be contacted.Job Type: Full-timeEducation:<ul><li>Master's (Required)</li></ul>Experience:<ul><li>C++ and Python: 4 years (Required)</li></ul>Work Location: In person

Software Engineer (C++ and Python) Only

Confiz

<div>We are seeking a Data Engineer with 7+ years of hands-on experience and a strong background in real-time and batch data processing, containerization, and cloud-based data orchestration. This role is ideal for someone passionate about building robust, scalable, and efficient data pipelines, and who thrives in agile, collaborative environments.
Key Responsibilities
<ul><li>Design, build, and maintain real-time data pipelines using streaming frameworks such as Kafka, Apache Flink, and Spark Structured Streaming.</li>
<li>Develop batch processing workflows with Apache Spark (PySpark)</li>
<li>Orchestrate and schedule data workflows using orchestration frameworks such as Apache Airflow and Azure Data Factory</li>
<li>Containerize applications using Docker, manage deployments with Helm, and run them on Kubernetes</li>
<li>Implement modern storage solutions using open formats such as Parquet, Delta Lake, and Apache Iceberg</li>
<li>Build high-performance analytics engines using tools like Trino or Presto</li>
<li>Collaborate with DevOps to manage infrastructure with Terraform and integrate with CI/CD pipelines via Azure DevOps</li>
<li>Ensure data quality and consistency using tools like Great Expectations</li>
<li>Write modular, well-tested, and maintainable Python and SQL code</li>
<li>Develop an observability layer to monitor and optimize performance across data pipelines</li>
<li>Lead and mentor a team of data engineers</li>
<li>Participate in agile ceremonies and contribute to sprint planning and reviews</li>
</ul>
Required Skills &amp; Experience
<ul><li>Advanced Python programming with a strong focus on modular and testable code</li>
<li>Strong knowledge of SQL and experience working with large-scale datasets</li>
<li>Hands-on experience with at least one major cloud platform (Azure preferred)</li>
<li>Solid experience with real-time data processing (Kafka, Flink, or Spark Streaming)</li>
<li>Expertise in Apache Spark (PySpark) for batch processing</li>
<li>Experience implementing lakehouse architectures and working with columnar storage (e.g., ClickHouse)</li>
<li>Proficient in using Azure Data Factory or Apache Airflow for data orchestration</li>
<li>Experience in building APIs to expose large datasets</li>
<li>Solid experience with Docker, Kubernetes, and Helm</li>
<li>Familiarity with data lake open formats such as Parquet, Delta Lake, and Iceberg</li>
<li>Basic experience with Terraform for infrastructure provisioning</li>
<li>Practical experience with data quality frameworks (e.g., Great Expectations)</li>
<li>Comfortable working in agile development teams</li>
<li>Proven ability in debugging and performance tuning of streaming and batch data jobs</li>
<li>Experience with AI-driven tools (e.g., text-to-SQL) is a plus</li>
<li>Bachelor&rsquo;s degree in computer science or related discipline</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), ISO 14001:2015 (EMS), ISO 45001:2018 (OHSMS) 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>

Lead Data Engineer

Explore 510+ Lead c developer in Karachi this February. Find roles across top companies and apply now to boost your career.

510 lead c developer jobs In Karachi

CRM Low Code Developer

Lead Blockchain Developer Role

Lead Backend Developer

Lead Backend Developer

Job Title: Full Stack Developer (Backend-Focused – NestJS & C++)

Software Engineer (C++ and Python) Only

Lead Data Engineer