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database support engineer Jobs in Karachi

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devops (backend engineer) Jobs in Karachi

devops (backend engineer)

devops backend engineer

IBL UNISYS

DevOps Engineer (Backend Engineer)Location: Karachi, PakistanJob Type: Full-Time | PermanentNo. of Positions: 01About IBL-Unisys:IBL-Unisys, part of the IBL Group of Companies, has been a market leader in Pakistan for over a century. Specializing in the distribution, marketing, and manufacturing of global brands, we have expanded our portfolio into cutting-edge technology solutions. As a premier IT services provider, IBL-Unisys partners with globally renowned companies to deliver innovative and reliable technology solutions to our clients.Role Summary: As a Backend Engineer (Backend &amp; DevOps), you will be responsible for designing, developing, and maintaining scalable backend systems and cloud-based infrastructure. The role involves working closely with development operations and product teams to ensure seamless deployment, reliability, and high performance.You will take ownership of backend architecture, CI/CD pipelines, cloud deployment, and performance optimization of business-critical applications.Key Responsibilities:Backend Development<ul><li>Design and develop scalable, secure, and high-performance backend systems.</li><li>Build RESTful APIs and microservices architectures.</li><li>Implement authentication, authorization (JWT/OAuth), and security best practices.</li><li>Ensure code quality, testing, and maintainability.</li></ul>DevOps &amp; Infrastructure (Core Requirement)<ul><li>Design and maintain CI/CD pipelines.</li><li>Deploy and manage applications using Docker and containerized environments.</li><li>Work with Linux-based production servers.</li><li>Configure and manage web servers (Nginx, Apache).</li><li>Automate deployments and server configurations.</li><li>Monitor system performance, logs, and uptime.</li><li>Handle production issues and root cause analysis.</li></ul>Cloud &amp; Scalability<ul><li>Deploy and manage infrastructure on AWS / Azure / GCP.</li><li>Manage services such as EC2, S3, RDS, Lambda, App Services, etc.</li><li>Implement Infrastructure as Code (Terraform preferred).</li><li>Ensure scalability, load balancing, and high availability.</li><li>Optimize cost and resource utilization.</li></ul>Database &amp; Performance<ul><li>Design and optimize databases (MySQL, PostgreSQL, MongoDB).</li><li>Implement caching mechanisms (Redis, Memcached).</li><li>Optimize queries and backend performance.</li><li>Maintain database security and backups.</li></ul>Requirements:<ul><li>Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, Software Engineering, or a related field.</li><li>5+ years of professional backend development experience.</li><li>Strong expertise in Node.js (Express.js/NestJS) or PHP (Laravel).</li><li>Strong understanding of REST APIs, microservices, and backend architecture.</li><li>Hands-on experience in DevOps and cloud deployment.</li><li>Strong knowledge of Git and version control workflows.</li><li>Experience working in Agile/Scrum environments.</li></ul>Work Location: In person

DevOps (Backend Engineer)

HR Ways

Hiring SysOps Engineer from Karachi | Oniste OpportuntyAbout client:﻿﻿A lead financial investment company based in Los Angeles providing regulatory technology software solutions to the financial sector multiple industries.﻿Role Overview &ndash; SysOps EngineerWe are looking for a reliable and experienced SysOps Engineer to support Finchor's technical operations.The purpose of this role is to reduce dependency on one person, create stronger technical backup, and support the business as it moves towards wider operational coverage.This is a hands-on role focused on infrastructure, APIs, trading platform integrations, CRM integrations, payment processor integrations, DNS/domain management, frontend/backend connectivity, and email delivery services.Key Responsibilities:<ul><li>Maintain the AWS environment, including RDS, S3, Lambda, and IAM policies/user access.</li><li>Build, secure, and maintain backend APIs.</li><li>Ensure reliable connectivity between backend APIs and the frontend application.</li><li>Manage DNS configurations and security settings through Cloudflare.</li><li>Support domain transitions and ongoing domain management.</li><li>Manage custom page redirections on the WordPress website.</li><li>Maintain the integration layer between the frontend and backend APIs.</li><li>Act as the technical point of contact for third-party trading platforms, CRM providers, and payment processors.</li><li>Configure and monitor data flow between external platforms and internal systems.</li><li>Manage and optimise SMTP services through SendGrid for reliable system email delivery.</li><li>Communicate clearly with the Director, internal team members, and external technical providers</li></ul>Requirements:<ul><li>Mid to senior-level experience in SysOps, DevOps, infrastructure support, or technical operations.</li><li>Strong experience with AWS, especially RDS, S3, Lambda, and IAM.</li><li>Experience building, securing, and maintaining backend APIs.</li><li>Good understanding of frontend/backend connectivity.</li><li>Experience with Cloudflare, DNS, domain management, and domain transitions.</li><li>Experience with SMTP/email delivery services such as SendGrid.</li><li>Experience with trading platforms, CRM systems, payment processors, or similar third party integrations.</li><li>Excellent English, both written and spoken.</li><li>Strong ownership mindset and ability to work independently.</li><li>Strong problem-solving and troubleshooting skills.</li><li>Good communication skills with internal teams and external providers.</li></ul>Nice to Have<ul><li>Experience in FinTech, RegTech, brokerage, trading, or financial services software.</li><li>WordPress technical maintenance experience.</li><li>Previous experience supporting shift-based, extended-hours, or round-the-clock operations.</li></ul>Other Details:Working days: Monday to Friday (1 day WFH) ﻿Working Timings: 10:00 to 06:00 ﻿Work Mode: Onsite ﻿Location: ﻿Gulshan-E-Iqbal,Kda Scheme,KarachiAbout HR Ways:HR Ways is an Award winning Technical Recruitment Firm helping software houses and IT Product companies internationally and locally to find IT Talent. HR Ways is engaged by 300+ Employers worldwide ranging from worlds biggest SaaS Companies to most competitive Startups. We have entities in Dubai, Canada, US, UK, Pakistan, India, Saudi Arabia, Portugal, Brazil and other parts of the world. Join our Whatsapp Channelhttps://whatsapp.com/channel/0029VamSiLr5fM5fMtAdCS2M﻿ to stay updated or visit www.hrways.co to know more.&quot;Pay: Rs29,911.44 - Rs180,416.44 per monthWork Location: Hybrid remote in Karachi Gulshan-E-Iqbal

Infrastructure Support Engineer

Ambsan Technologies

Job TitleMid‑Level .NET Core Developer (3&ndash;4 years) &mdash; ERP ModulesRole summaryWe are seeking a pragmatic Mid‑Level .NET Core Developer with 3&ndash;4 years of hands‑on experience building ERP modules. You will implement backend services, translate complex business workflows into reliable code, integrate with third‑party systems, and collaborate with QA, product, and DevOps to deliver end‑to‑end ERP functionality.Key responsibilities<ul><li>Develop and maintain backend services and RESTful APIs using ASP.NET Core and C#.</li><li>Implement ERP module functionality such as inventory, sales order, procurement, manufacturing, and finance.</li><li>Translate user stories and business rules into technical designs, tasks, and testable code.</li><li>Build and validate integrations with external systems, middleware, and APIs; implement robust error handling and retry logic.</li><li>Write and optimize SQL queries, stored procedures, and database schemas for SQL Server.</li><li>Collaborate with QA to define acceptance criteria, support automated and manual testing, and troubleshoot defects.</li><li>Participate in code reviews, enforce coding standards, and improve system maintainability and performance.</li><li>Create deployment/runbooks for staging environments, and assist in platform troubleshooting.</li><li>Produce clear technical documentation, API specifications, and runbooks for cross‑team use.</li></ul>Required skills and experience<ul><li>3&ndash;4 years professional experience with .NET Core (ASP.NET Core) and C#.</li><li>Practical experience developing ERP modules or working on complex business applications with multi‑module workflows.</li><li>Strong REST API design skills and familiarity with authentication patterns (JWT, OAuth, 2FA concepts).</li><li>Proficient in SQL Server, writing optimized queries, and basic database design and migration practices.</li><li>Experience with source control (Git) and standard branch/PR workflows.</li><li>Familiarity with unit testing frameworks (xUnit, NUnit) and writing testable code.</li><li>Solid debugging and performance troubleshooting skills.</li><li>Clear verbal and written communication and proven ability to work in Agile/Scrum teams.</li></ul>Good to have<ul><li>Experience with PowerBuilder / Appeon for legacy UI migration or integration projects.</li><li>Proficiency with Entity Framework Core and managing migrations.</li><li>Exposure to message queues or event‑driven patterns (RabbitMQ, Kafka, Azure Service Bus).</li><li>Experience with cloud platforms (Azure or AWS) and containerization (Docker).</li><li>Frontend familiarity with Angular or React to support full‑stack collaboration.</li><li>Prior exposure to financial posting, costing, or ledger flows within ERP systems.</li></ul>Education and logistics<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or equivalent practical experience.</li><li>Willingness to overlap core team hours; remote on‑site</li></ul>What we offer<ul><li>Hands‑on exposure to end‑to‑end ERP product development and integrations.</li><li>Mentorship from senior engineers and a clear path to senior or architect roles.</li><li>Competitive compensation, flexible work options, and learning support.</li></ul>Job Type: Full-timePay: Rs130,000.00 - Rs150,000.00 per monthWork Location: In person

Dot NET Core Developer (ERP Module)

Qualix Solutions

Location: PECHS, Karachi, Pakistan (Onsite) - Afternoon shiftEmployment Type: Full-timeExperience: 2-5 years of professional software development, including at least 1 year building AI or LLM-powered featuresAbout the RoleQualix Solutions builds AI-powered products, and we're looking for a mid-level engineer who is strong on the backend, hands-on with agentic AI development, and has a genuine eye for good UI. You'll work on features end to end: designing APIs and data models, orchestrating LLM-driven agentic workflows, and shipping interfaces that feel clean and intuitive. Our backend work spans both Python and Node.js/NestJS, so strength in either is a great fit.This is a role for someone who thrives in ambiguity. Requirements won't always arrive fully formed. We expect you to ask the right questions, propose a direction, and turn vague problems into clear, working software.What You'll Do<ul><li>Design and build backend services and REST APIs in Python (FastAPI, Django, or Flask), or Node.js (NestJS)</li><li>Build agentic AI features: tool calling, multi-step workflows, LLM orchestration, and integrations with model APIs (Claude, OpenAI, etc.)</li><li>Implement authentication and authorization (JWT / OAuth), input validation, and error handling</li><li>Design database schemas and write efficient queries (PostgreSQL and/or MongoDB), including indexing and performance tuning</li><li>Build and refine frontend features in React with attention to layout, spacing, and usability</li><li>Take loosely defined problems, clarify scope with stakeholders, and deliver well-scoped solutions</li><li>Debug issues across the stack and participate in code reviews</li><li>Collaborate with designers, engineers, and product stakeholders</li></ul>What We're Looking ForBackend (Strong):<ul><li>Strong proficiency in either Python (FastAPI, Django, or Flask) or Node.js/TypeScript (NestJS): REST APIs, modules/services, typing, validation, and error handling. You only need one; comfort in both is a plus</li><li>Deep understanding of backend fundamentals: API design, authentication, caching, background jobs, error handling, and logging</li><li>Databases: schema design, indexing, and query optimization in PostgreSQL or MongoDB</li><li>API security: input validation, basic XSS / CSRF awareness</li></ul>Agentic AI:<ul><li>Hands-on experience building agentic systems: tool use / function calling, multi-step agent workflows, and prompt design</li><li>Experience integrating LLM APIs (Anthropic, OpenAI, or similar) into production features</li><li>Familiarity with frameworks such as LangChain, LangGraph, or the Claude Agent SDK, or equivalent custom orchestration</li></ul>Frontend and UI:<ul><li>React: hooks, functional components, state management (Redux or Zustand)</li><li>Tailwind CSS or equivalent, responsive layouts (Flexbox, CSS Grid)</li><li>A strong sense of good UI design: you notice bad spacing, confusing flows, and inconsistent components, and you fix them</li></ul>Ways of Working:<ul><li>Comfortable working with ambiguity and driving toward clarity</li><li>Excellent verbal and written English communication</li><li>Problem-solving mindset and attention to detail</li></ul>Nice to Have<ul><li>Next.js (SSR, SSG, API routes)</li><li>Vector databases and RAG pipelines (e.g., pgvector, Pinecone, Weaviate)</li><li>Docker basics and cloud exposure (AWS / Azure / GCP)</li><li>CI/CD awareness</li><li>Bachelor's degree in Computer Science or a related field</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>Why do you want to switch?</li><li>What is your current salary?</li><li>What is your expected salary?</li><li>Is your expected salary negotiable?</li><li>What is your notice period?</li><li>Rate your English speaking skills from 1 (Novice) to 10 (Expert)?</li></ul>Experience:<ul><li>Development: 2 years (Preferred)</li></ul>Work Location: In person

Full Stack Software Engineer - Strong backend

Sofcom Private Limited

Job Summary:We are seeking a passionate and detail-oriented QA Automation Engineer to join our dynamic team. The ideal candidate will play a key role in ensuring the highest quality of our web and mobile applications through the design and execution of advanced automation strategies. If you thrive in a fast-paced Agile environment and have a strong background in test automation, especially within the banking domain, we want to hear from you!Key Responsibilities:<ul><li>Design, develop, and maintain test automation frameworks (POM, TDD, BDD) using Selenium, Playwright, and Appium.</li><li>Automate functional and regression tests for web and mobile banking applications including bill payments, card payments, and fund transfers.</li><li>Collaborate with cross-functional Agile teams to analyze business requirements and translate them into efficient test cases and plans.</li><li>Implement CI/CD pipelines in Azure DevOps, integrating automated test executions with code pushes to ensure continuous testing.</li><li>Perform end-to-end testing of new features across UBL&rsquo;s internal systems such as CLOS, CLM, and Retail Applications.</li><li>Develop automation solutions using Java and C# to enhance testing efficiency and reduce manual efforts.</li><li>Perform API testing using tools like Postman and ensure performance benchmarks using JMeter.</li><li>Track defects using tools such as JIRA, TFS, and ensure timely resolution in coordination with development teams.</li><li>Contribute to performance and load testing for critical systems to ensure robustness under varying loads.</li></ul>Required Skills &amp; Qualifications:<ul><li>Bachelor&rsquo;s degree in Computer Science or related field.</li><li>2+ years of hands-on experience in QA Automation for both web and mobile platforms.</li><li>Proficient in automation tools: Selenium WebDriver, Playwright, Appium, Cucumber.</li><li>Strong command over Java and C# programming languages.</li><li>Working knowledge of CI/CD, version control systems like Git, and Azure DevOps.</li><li>Solid understanding of Agile methodologies and software development life cycles (SDLC).</li><li>Experience in the Banking/FinTech domain is a significant advantage.</li><li>Familiarity with bug tracking tools like JIRA, TFS, and testing APIs using Postman.</li></ul>Job Type: Full-timeExperience:<ul><li>QA: 2 years (Required)</li></ul>Work Location: In person

QA Automation Engineer

Halan Microfinance Bank

<div>
 
 
 Purpose
 
 
 
 The QA / UAT Tester will ensure the quality, reliability, and performance of banking applications, including Core Banking Systems and integrated platforms. The role involves executing end-to-end testing, performing User Acceptance Testing (UAT), validating APIs, and coordinating with internal stakeholders and external vendors to ensure seamless delivery of financial solutions.
 
 
 
 
 
 
 
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</div>

Quality Assurance (QA) / UAT Tester – Banking Applications

Speechify

<div>Mission

Speechify is the easiest way to listen to the world's information. Articles on the web, documents in the cloud, books on your phone. We absorb it all and let you listen to it at your desk, on the go, at your own speed, and with tools that make learning easier, deeper, and faster.

What streaming services have done for audio entertainment, we're doing for audio information. And whatever we're doing seems to be working. We're #1 in our category, and experiencing exponential growth.

Overview

We're looking for a Senior Software Engineer to join our Core Experiences Team. This team builds and maintains the foundational services and SDKs that power Speechify's product experience across platforms. It's a critical role for someone who enjoys working at the intersection of product and infrastructure, thinks strategically, and is passionate about designing clear, reliable APIs and simple systems that directly enhance the user experience.

What You'll Do
<ul>
<li>Collaborate with Speechify's Product Teams to scope projects, find ways to reduce scope to get faster feedback from customers, navigate the integration/UX tradeoffs relevant to different product teams, and deliver solutions via our cross-platform SDK</li>
<li>Optimize existing functionality to ship things like faster loading and more intelligent parsing by designing more efficient abstractions and improving our algorithms</li>
<li>Ship cloud functions, lightweight backend services, and jobs using Kotlin</li>
</ul>
An Ideal Candidate Should Have
<ul>
<li>Systems thinking. You know that optimizing a system requires end-to-end design, and you believe simplicity is valuable.</li>
<li>Speed. You work quickly to generate ideas and options and know how to decide which things can ship now and what things need time</li>
<li>Focus. We're a high-growth startup with a busy, remote team. You know how and when to engage or be heads down</li>
<li>Collaboration. You know how to inspire, play, and negotiate with opinionated designers, marketers, and PMs</li>
<li>Preferred Tech Stack:
<ul><li>Kotlin Multiplatform (Java experience is OK but role is Kotlin Multiplatform)</li>
<li>Prior experience with GCP is a plus</li>
</ul>
</li></ul>What We Offer
<ul><li>A fast-growing environment where you can help shape the company and product.</li>
<li>An entrepreneurial-minded team that supports risk, intuition, and hustle.</li>
<li>A hands-off management approach so you can focus and do your best work.</li>
<li>An opportunity to make a big impact in a transformative industry.</li>
<li>Competitive salaries, a friendly and laid-back atmosphere, and a commitment to building a great asynchronous culture.</li>
<li>Opportunity to work on a life-changing product that millions of people use.</li>
<li>Build products that directly impact and support people with learning differences like dyslexia, ADD, low vision, concussions, autism, and more.</li>
<li>Work in one of the fastest growing sectors of tech, the intersection of artificial intelligence and audio.</li>
</ul>
Think you're a good fit for this job?

Tell us more about yourself and why you're interested in the role when you apply.
 
And don't forget to include links to your portfolio and LinkedIn.

Not looking but know someone who would make a great fit?

Refer them!

Speechify is committed to a diverse and inclusive workplace.

Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.</div>

Senior Software Engineer, Core Experiences - Karachi, Pakistan

Explore 26+ Devops backend engineer in Karachi this August. Find roles across top companies and apply now to boost your career.