ai engineer

devops engineer

data engineer

full stack developer

operations engineer

backend engineer

Krank

<div>
 
 
 About Krank:
 
 
 
 
 We are a technology-driven SaaS company building products for the heavy equipment and industrial sector. Our ecosystem includes:
 
 
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 Web-based marketplace and workflow platforms
 
 
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 React Native mobile applications for iOS and Android
 
 
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 Smart glasses&ndash;based workflows for remote inspections
 
 
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 AWS-hosted backend services built using Node.js
 
 
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 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:
 
 
 
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 Lead the design and development of scalable, secure, and high-performance backend systems
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 Architect, build, and maintain APIs and backend services using Node.js, NestJS, and ExpressJS
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 Design and manage SQL and NoSQL databases, ensuring data integrity, performance, and scalability
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 Own API contracts, versioning, backward compatibility, and migration strategies
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 Ensure backend systems comply with GDPR and data protection best practices
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 Implement authentication, authorization, secure data handling, and service-to-service security
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 Define backend architecture, system design patterns, and coding standards
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 Write clean, maintainable, and well-tested code
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 Review code, mentor developers, and enforce engineering best practices
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 Collaborate closely with Product, Frontend, Mobile, and DevOps teams to deliver features end-to-end
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 Optimize backend performance, reliability, and scalability
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 Implement logging, monitoring, alerting, and error tracking to ensure system observability
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 Own backend technical debt, refactoring strategy, and long-term maintainability
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 Manage backend deployment workflows using Docker
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 Core Requirements:
 
 
 
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 5+ years of backend development experience
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 Strong expertise in Node.js, NestJS, and ExpressJS
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 Hands-on experience with SQL databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, DynamoDB)
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 Strong understanding of REST APIs and backend architecture patterns
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 Experience designing multi-tenant SaaS architectures
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 Experience with async systems such as background jobs, queues, or event-driven workflows
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 Experience with Docker for containerization
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 Solid knowledge of GDPR compliance, data privacy, and secure data handling
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 Strong problem-solving and debugging skills
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 Experience leading or mentoring developers
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 Nice to Have (Plus)
 
 
 
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 Experience with OpenAI integrations and generative AI solutions
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 Hands-on experience with AWS services (ECS, ECR, S3, API Gateway, Lambda, etc.)
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 Knowledge of cloud infrastructure, scalability, and production deployments
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 Strong background in system design for large-scale applications
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 Experience with CI/CD pipelines, monitoring, and observability tooling
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 Experience supporting mobile applications (React Native backends, offline sync, media-heavy workflows)
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</div>

Lead Backend Developer

10Pearls

<div>About 10Pearls
10Pearls is an end-to-end digital technology services partner helping businesses utilize technology as a competitive advantage. We help our customers digitalize their existing business, build innovative new products, and augment their existing teams with high-performance team members.
Our broad expertise in product management, user experience/design, cloud architecture, software development, data insights and intelligence, cyber security, emerging tech, and quality assurance ensures that we are delivering solutions that address business needs.
10Pearls is proud to have diverse clientele, including large enterprises, SMBs, and high-growth startups. We work with clients across industries including healthcare/life sciences, education, energy, communications/media, financial services, and hi-tech. Our many long-term, successful partnerships are built upon trust, integrity, and successful delivery and execution.
Role Overview
We are seeking a highly skilled Backend Engineer with strong expertise in real-time media streaming, low-latency communication, and distributed backend systems using C++ or Golang. The ideal candidate must have deep hands-on experience with streaming protocols, real-time communication frameworks, and high-performance backend engineering. This role involves designing and building backend microservices that power real-time audio/video communication, streaming pipelines, and low-latency data flows across distributed systems.
Responsibilities<ul><li>
Design, develop, and maintain high-performance backend services using Go or C++.</li><li>
Build and optimize real-time microservices that support low-latency communication across a distributed architecture.</li><li>
Develop and enhance WebSocket, REST, and real-time APIs used by client-facing applications.</li><li>
Work extensively with media streaming technologies, including RTP, SRTP, WebRTC, and related protocols.</li><li>
Implement and optimize WebRTC SFUs (Selective Forwarding Units) for scalable audio/video streaming.</li><li>
Integrate and optimize media workflows using tools and libraries such as FFmpeg and GStreamer.</li><li>
Work with databases such as MySQL, Redis, MongoDB, and design efficient data models for real-time workloads.</li><li>
Ensure backend services meet high standards of security, reliability, and performance using modern DevOps and SRE practices.</li><li>
Collaborate closely with Frontend, DevOps, and Product teams to deliver end-to-end features.</li><li>
Write clean, well-documented, and maintainable code following best engineering practices.</li><li>
Diagnose performance bottlenecks and optimize backend systems for scalability and speed.</li></ul>
Requirements<ul><li>
5+ years of hands-on backend development experience using Go and/or C++.</li><li>
Strong expertise in real-time media streaming, including one or more of the following:</li><li>
RTP / SRTP</li><li>
WebRTC (MUST-HAVE)</li><li>
WebRTC SFU implementation</li><li>
Deep understanding of video/audio processing, with experience using FFmpeg, GStreamer, or similar frameworks.</li><li>
Understanding of networking concepts, including TCP, UDP, ICE, STUN/TURN, and WebSockets.</li><li>
Strong understanding of concurrency, asynchronous programming, and performance tuning.</li><li>
Experience building and consuming RESTful and WebSocket APIs.</li><li>
Hands-on experience with message queues such as Kafka, NATS, or RabbitMQ.</li><li>
Experience working with cloud platforms (AWS, GCP, Azure).</li><li>
Strong problem-solving skills and the ability to work on low-latency, high-throughput systems.</li><li>
Proficient in C++ or Go for media streaming</li><li>
Familiarity with monitoring, logging, and tracing tools (e.g., Prometheus, Grafana, OpenTelemetry) is a plus.</li><li>
A good understanding of containerization and orchestration using Docker and Kubernetes is preferred.</li><li>
Experience working with real-time communication platforms is an added advantage.</li></ul>
pVmxbZwqt8</div>

Senior/Staff Software Consultant - Golang/C++

Cubitrek Private Limited

Role overview We are hiring a Senior AI Engineer for our B2B SAAS to own the design, implementation, and scaling of our AI systems across ingestion, retrieval, and agentic workflows. Key responsibilities<ul><li>Design, build, and maintain production-grade AI services powering knowledge ingestion, retrieval-augmented generation (RAG), and role-based AI agents.</li><li>Architect end-to-end AI pipelines: from connecting to third-party tools and data sources to indexing in vector stores and exposing APIs to product surfaces.</li><li>Implement and optimize LLM-based workflows (prompting, tools, agents, evaluation loops) for reliability, latency, and cost.​</li><li>Own system design for new AI features, making clear trade-offs between accuracy, latency, and infrastructure cost.​</li><li>Ship high-quality, well-tested code in a modern backend stack, integrating with our existing microservices and front-end applications.​</li><li>Monitor and improve AI features in production (observability, logging, evaluation, guardrails, incident response).</li><li>Collaborate closely with product and core engineering to translate customer problems into technical roadmaps and implementation plans.​</li><li>Establish and champion best practices for AI engineering, code quality, and security in an enterprise context.</li><li>Mentor other engineers on AI patterns, architecture, and tooling.</li></ul>Required qualifications<ul><li>5+ years of experience in software engineering, with at least 2&ndash;3 years focused on building AI/ML-powered products in production.</li><li>Strong proficiency in a modern backend language (e.g., TypeScript/Node.js or Python) and experience building REST/GraphQL APIs or similar service interfaces.</li><li>Hands-on experience with LLMs and generative AI (commercial APIs such as OpenAI/Anthropic or open-source models), including integrating them into real products.</li><li>Experience designing and operating retrieval-augmented generation (RAG) or semantic search systems using vector databases (e.g., Milvus, Qdrant, Pinecone, pgvector).</li><li>Solid understanding of system design, distributed systems basics, and cloud infrastructure (GCP, AWS, or similar).</li><li>Strong skills in testing, monitoring, and maintaining production services (logging, metrics, alerting, CI/CD).</li><li>Ability to work independently in a fast-paced startup, take ownership, and drive projects from idea to production.</li><li>Excellent communication skills and comfort collaborating with non-technical stakeholders.</li></ul>Nice-to-have<ul><li>Familiarity with multi-tenant SaaS architectures and role-based access control.​</li><li>Experience with event-driven architectures and streaming (e.g., Kafka, Pub/Sub) for ingestion pipelines.</li><li>Background in security/compliance for enterprise customers (logging, auditability, data residency).</li><li>Prior startup or early-stage product experience.</li></ul>Benefits:<ul><li>Health and Life Insurance coverage</li><li>Paid Leaves as per company policy</li><li>Annual Increment based on performance evaluation</li><li>Hands-on practical experience on real projects</li><li>Supportive and collaborative work environment</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>What's your Current Salary?</li><li>What's your Expected Salary?</li></ul>Work Location: In person

Senior AI Engineer

Dexnive Private Limited

Job description:Job Title: Backend Developer (Node JS)Open Positions: 2 Experience Level: Mid-Level (1&ndash;2 years)Location: Emarah Suites Main Shahra-e-Faisal Karachi. Employment Type: Full-time On-site Working Hours: 11:00 AM &ndash; 8:00 PM (Tentative)Job DescriptionWe are looking for a skilled Backend Developer to join our growing team. The ideal candidate will have hands-on experience building scalable backend systems.Key Responsibilities<ul><li>Design, develop, and maintain backend services using Node.js, Express.js, and NestJS</li><li>Build, optimize, and maintain RESTful APIs</li><li>Integrate and manage payment solutions, including subscriptions, one-time payments, webhooks, and refunds</li><li>Work with both SQL and NoSQL (MongoDB) databases</li><li>Implement real-time features using WebSockets</li><li>Deploy, monitor, and maintain backend services on AWS</li><li>Collaborate closely with frontend and product teams to deliver reliable features</li><li>Ensure backend systems are secure, scalable, and high-performing</li></ul>Required Skills &amp; Qualifications<ul><li>1&ndash;2 years of proven backend development experience</li><li>Strong proficiency in Node.js, Express.js, and NestJS</li><li>Experience working with MongoDB and SQL databases</li><li>Hands-on experience with payment integration (payments, subscriptions, webhooks)</li><li>Experience with WebSockets / real-time communication</li><li>Practical knowledge of AWS services (EC2, S3, IAM, etc.)</li><li>Good understanding of authentication, authorization, and API security</li><li>Familiarity with Git and collaborative development workflows</li></ul>Nice to Have<ul><li>Experience with Docker and CI/CD pipelines</li><li>Knowledge of scalable system design and backend architecture</li></ul>Job Type: Full-timeWork Location: In personJob Type: Full-timePay: Rs70,000.00 - Rs110,000.00 per monthApplication Question(s):<ul><li>How much experience do you have on Node JS ?</li><li>What is your expected salary ?</li></ul>Work Location: In person

Node js Developer

Utopia Fulfillment

Job description:About Utopia DealsUtopia Deals is a technology-driven e-commerce and enterprise solutions company, building scalable internal ERP systems and customer-facing platforms. We focus on performance, reliability, and business-driven software that supports operations, logistics, finance, and digital commerce.Role OverviewWe are seeking a Backend Developer to design, develop, and maintain robust backend systems powering our ERP and e-commerce platforms. This role emphasizes Java-based backend development, RESTful APIs, database optimization, and integration with frontend systems following MVC and modern architectural patterns.Key Responsibilities<ul><li>Design, develop, and maintain RESTful APIs for ERP and e-commerce modules</li><li>Build scalable backend services using Java, Spring Boot, and Spring MVC</li><li>Implement business logic for HRMS, Inventory, Accounts, Logistics, Sales, and Order Management</li><li>Optimize SQL queries and ensure efficient data access and storage</li><li>Collaborate closely with frontend developers to support MVC-based UI generation</li><li>Participate in system upgrades, refactoring, and performance improvements</li><li>Ensure clean, maintainable, and well-documented code</li><li>Troubleshoot, debug, and resolve backend issues in production systems</li></ul>Required Skills &amp; Qualifications<ul><li>Strong experience with Java, Spring Boot, Spring MVC, JDBC</li><li>Proficiency in MySQL and relational database design</li><li>Experience building enterprise-grade ERP or e-commerce systems</li><li>Solid understanding of REST APIs, MVC architecture, and CRUD operations</li><li>Familiarity with Thymeleaf, HTML, CSS, JavaScript, and jQuery for backend-driven UI support</li><li>Experience working in collaborative, fast-paced engineering teams</li></ul>Job Type: Full-time on-siteWork Timings: 03 PM - 12 AMJob Type: Full-timeWork Location: In person

Software Engineer - JAVA

Xynotech

About the RoleAs a Senior PHP Developer, you&rsquo;ll join a team building scalable, reliable backend systems that power critical business workflows. This role is for someone who writes clean, maintainable PHP code, understands system architecture, and values long-term stability over quick fixes.You&rsquo;ll take ownership of complex backend features &mdash; from analyzing legacy systems to implementing modern, scalable solutions. You&rsquo;ll collaborate closely with frontend engineers, DevOps teams, and product managers to deliver robust applications that perform in production.What You&rsquo;ll Be DoingDesign, develop, and maintain PHP-based backend systems &mdash; whether modern frameworks or legacy applications.Analyze and optimize existing codebases to improve performance, security, and scalability.Build and maintain RESTful APIs and integrate third-party services.Work with relational databases (MySQL/PostgreSQL), ensuring proper schema design, indexing, and efficient queries.Apply strong engineering principles including OOP, MVC architecture, clean coding standards (PSR), and meaningful code reviews.Troubleshoot complex production issues across the full application stack.Contribute to modernization efforts, including migrating legacy PHP systems to modern frameworks.Mentor junior developers through design discussions, code reviews, and collaborative problem-solving.What We Look ForStrong fundamentals in PHP and backend architecture principles.Deep understanding of OOP, MVC patterns, and PHP design patterns.Experience working with at least one modern PHP framework (Laravel, Symfony, CodeIgniter) or maintaining custom frameworks.Ability to analyze and optimize database queries and improve system performance.Comfortable working with RESTful APIs, Composer, Git, and Linux-based environments.Strong debugging and problem-solving skills with attention to detail.Ability to communicate technical decisions clearly to cross-functional teams.Our StackThis role primarily works with: PHP, Laravel/Symfony/CodeIgniter (or custom framework), MySQL/PostgreSQL, REST APIs, Git, LinuxNice to have exposure to: Docker, CI/CD pipelines, AWS/Azure, PHPUnit/Pest.We don&rsquo;t expect you to know everything &mdash; but you should be confident in your PHP expertise and comfortable learning adjacent technologies when required.Tech-Specific Expectations (PHP Focus)Strong understanding of PHP internals, memory usage, and performance optimization.Experience refactoring and modernizing legacy PHP systems.Ability to enforce PSR standards and maintain clean architectural boundaries.Comfortable working with dependency management (Composer) and version control workflows.Experience writing testable code and applying automated testing practices.Work Location: In person

Senior PHP Developer

Appicoders Inc.

Senior PHP Laravel Backend Developer ( Node.js / AI is a plus )READ BEFORE APPLYINGWe are seeking a Mature, High-Level Senior Developer. This is not a position for interns, juniors, or fresh graduates. If you do not have extensive experience in Laravel (Back-end/API), please do not apply. We need a long-term candidate who can take full ownership of responsibilities, deliver fast, and work independently.ABOUT THE ROLEAppicoders Inc. 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 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>Family Medical (Including Parents)</li><li>Paid Leaves &amp; PF</li></ul>Timings : 11am-8pm Location : Shahrah e Faisal, KarachiJob Type: Full-timeWork Location: In person

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

Explore 102+ Backend engineer in Karachi this March. Find roles across top companies and apply now to boost your career.