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solution architect ( .net + reactjs , react native) Jobs in Karachi

.net software developer – web & api Jobs in Karachi

.net software developer – web & api

full stack software engineer

Paragon Tech Labs

About UsParagon Tech Labs is a startup studio building a portfolio of tech products and services. Our projects span multiple industries and audiences, including platforms serving the global Muslim community and a web development agency serving clients internationally. We move fast, care about quality, and build things that matter.Our ProductsThese are the platforms you will be building:MuslimJobs &mdash; A job board and freelancing platform connecting Muslims with career opportunities and work at values-aligned companies and organisations worldwide.NoorMatch &mdash; A Muslim marriage platform designed to make the journey of finding a spouse easy, stress-free, and fully in line with Islamic principles.SalamReach &mdash; A marketplace connecting Muslim content creators and influencers with brands looking to reach Muslim audiences authentically.Restaurant Tech &mdash; Online ordering platforms and point-of-sale solutions built for halal restaurants, helping them take orders online and manage their operations digitally.The RoleWe are hiring a Full Stack Engineer with a strong lean toward backend development and deep, hands-on experience with payment systems. Payments are not a side feature in our products. They are core infrastructure. Subscriptions, marketplace commissions, payout rails, international gateways, local Pakistani platforms &mdash; this engineer owns all of it.This is a true full stack role. You will work across the entire product stack, but the majority of your time will be on the backend and payments side. You will also contribute to frontend work when needed. We are a small team and you cannot be someone who refuses to touch code outside your comfort zone.You will work directly with the founder, own your work end to end, and be accountable for systems that real users and real money flow through.Key ResponsibilitiesPayments &mdash; Core Focus<ul><li>Own all payment integrations across every product end to end</li><li>Integrate and maintain Stripe including subscription billing, Stripe Connect for marketplace payouts, webhooks, and dispute handling</li><li>Integrate and maintain Pakistani payment gateways including JazzCash, Easypaisa, HBL, and others as needed</li><li>Build and maintain commission structures and automated payout flows for marketplace products</li><li>Handle the full transaction lifecycle: initiation, confirmation, failure, refund, and reconciliation</li><li>Anticipate and handle edge cases properly &mdash; failed payments, partial refunds, duplicate charges, webhook retries</li><li>Keep payment systems secure, well-logged, and auditable at all times</li><li>Stay current with changes to gateway APIs and proactively manage upgrades</li></ul>Backend Development<ul><li>Design, build, and maintain RESTful APIs across multiple products</li><li>Own database architecture, schema design, and query optimisation using PostgreSQL</li><li>Build reliable, well-tested backend systems with real production accountability</li><li>Write backend code that is clean, consistent, and maintainable by other engineers</li></ul>Full Stack Contribution<ul><li>Contribute to frontend work including React components and UI integration when needed</li><li>Work across the full stack as priorities shift across projects</li></ul>Collaboration<ul><li>Work directly with the founder on priorities and delivery</li><li>Participate in code reviews and contribute to technical decisions</li><li>Pick up new tools, frameworks, or codebases quickly as projects evolve</li></ul>Must Haves<ul><li>3 to 4 years of hands-on software engineering experience</li><li>Strong proficiency in Node.js for backend development</li><li>Solid experience with PostgreSQL and relational database design</li><li>Production experience with Stripe including subscriptions, Connect, webhooks, and refund flows &mdash; not just basic checkout</li><li>Production experience integrating at least one Pakistani payment gateway such as JazzCash or Easypaisa in a live application</li><li>Solid understanding of payment security, webhook verification, and transaction integrity</li><li>Comfortable contributing to frontend work in React when needed</li><li>Strong understanding of API design, data integrity, and security fundamentals</li><li>Able to move between backend and frontend tasks without being exclusively siloed</li><li>Fluent in English, written and spoken</li><li>Able to pick up new languages, frameworks, and codebases independently &mdash; we do not expect you to know everything, but we expect you to figure it out</li></ul>Our Stack<ul><li>Next.js</li><li>React</li><li>React Native</li><li>Node.js</li><li>PostgreSQL</li><li>Redis</li><li>Prisma</li></ul>Our ValuesWe are a Muslim-founded company building products for the Muslim community. The people we hire are a reflection of who we are and what we stand for. This is not just a tech job. It is a contribution to something bigger.<ul><li>Practicing Muslim with a sincere commitment to their deen</li><li>Understands that the products we build serve a community with real needs, and takes that seriously</li><li>Brings honesty, accountability, and integrity to their work every day</li><li>Treats colleagues, users, and clients with respect and fairness</li><li>Avoids shortcuts that compromise quality or trust</li><li>Motivated by meaningful work, not just a paycheck</li><li>Comfortable working in an environment where Islamic values shape how we make decisions</li></ul>If this resonates with you, you will fit in here. If it does not, this is probably not the right place.What We Offer<ul><li>Direct collaboration with the founder and real ownership over your work</li><li>Exposure to a wide range of products across web, mobile, payments, and agency work</li><li>Performance-based quarterly bonuses tied to output and delivery</li><li>26 paid leave days annually</li><li>Healthy work-life balance. Work ends at 5:30pm, and we mean it</li></ul>DetailsLocation: Bukhari Commercial Area, Defence Phase 6, Karachi Hours: Flexible &mdash; core hours are 9am to 5:30pm Days: Monday to FridayJob Type: Full-timeApplication Question(s):<ul><li>What is your current salary and expected salary?</li><li>- Have you worked with and integrated any payment systems before?</li></ul>- Have you worked with Stripe and integrated Stripe before? - Have you worked with JazzCash and EasyPaise, and other Pakistani payment platforms before?Work Location: In person

Full Stack Engineer (Backend & Payments Focus)

COVERGO

<div>Top 3 Reasons To Join Us<ul><li>
Competitive Salary</li><li>
International Environment</li><li>
Working on the latest tech for the Insurtech Market Leader</li></ul>
About Us
At CoverGo, our mission is to empower all insurance companies to make insurance 100% digital and accessible to everyone.<ul><li>
We are a leading global no-code insurance platform for health, life, and P&amp;C</li><li>
We&rsquo;re the winner of the Insurtech of the Year in all of Asia and other awards globally</li><li>
We work with insurance enterprise clients such as AXA, Bupa, MSIG, Dai-ichi, Bank of China Group Insurance, and many more</li><li>
We're an international, diverse team of over 120 people with 30 nationalities and team members working remotely from all over the world</li><li>
We are fully funded and backed by reputable VC funds and strategic institutional investors</li><li>
We have a global presence in Asia, EMEA and the Americas</li><li>
We&rsquo;ve grown our annualized revenue by over 30x since January 2021</li><li>
We&rsquo;re constantly working towards making CoverGo a workplace that you love coming to. We deeply believe that bringing together a diversity of thoughts, expressions, and perspectives is key to building the best culture for equally diverse communities all over the world</li></ul>
About the Role
As the Lead Full Stack Engineer, you will take on a pivotal role in guiding the design, implementation, and maintenance of our innovative SaaS platform. You will provide technical direction to the team, working across both front-end and back-end technologies, ensuring scalable and efficient software solutions. Collaborate closely with cross-functional teams to understand end-user requirements, optimize application performance, and enforce best coding practices. Your role will encompass mentoring junior developers, driving innovation, and ensuring the continuous growth and success of our platform.
What You Will Do<ul><li>
Lead the design, implementation, and maintenance of our insurance enterprise software solutions, providing technical direction to the team.</li><li>
Demonstrate expertise in both front-end and back-end technologies, offering guidance on technology selection, architecture, and best practices.</li><li>
Collaborate with product, design, and engineering teams to understand requirements and technical concepts, ensuring cohesive and effective solutions with a seamless user experience.</li><li>
Optimize platform performance to handle large datasets and high user traffic, ensuring a smooth and responsive user experience.</li><li>
Conduct and lead code reviews, enforce best coding practices, and drive the adoption of standards to maintain high code quality.</li><li>
Investigate and promptly address bugs to uphold platform reliability.</li><li>
Ensure security and compliance by following best practices for securing web applications and adhering to relevant regulations.</li><li>
Stay abreast of the latest technologies, frameworks, and best practices, guiding the team in remaining competitive and innovative.</li><li>
Design the platform with scalability and flexibility, accommodating evolving features and changes as the user base grows.</li><li>
Provide mentorship and technical leadership to junior developers, fostering their growth and contribution to the team's objectives.</li></ul>
What We Need<ul><li>
Proven experience of 8+ years as a Full Stack Engineer, with a track record of leading complex SaaS applications.</li><li>
Strong technical background with proficiency in front-end and back-end technologies, including JavaScript, Vue, .NET Core, C#, GraphQL, MongoDB, Docker.</li><li>
Strong background in RESTful API design patterns with specifications in OpenAPI and Swagger. Familiarity with API Gateways provided by cloud platforms and others.</li><li>
Familiarity with cloud platforms like AWS, Azure, or Google Cloud for building scalable applications.</li><li>
Minimum 2 years in a lead/manager role, able to guide and ensure development of teams</li><li>
Thorough understanding and practical experience with Test-Driven Development (TDD) to ensure robust and well-tested code.</li><li>
Experience with unit, integration and function testing using front-end and back-end testing libraries.</li><li>
In-depth knowledge of web security best practices and experience in ensuring compliance with industry regulations.</li><li>
Demonstrated experience in performance optimization for high-traffic web applications.</li><li>
Experience with container technologies like Docker and a very good understanding of cloud infrastructure and solutions.</li><li>
Experience in collaborating with cross-functional teams.</li><li>
Excellent problem-solving skills and a proactive approach to troubleshooting and bug-fixing.</li><li>
Strong communication skills to effectively interact with both technical and non-technical team members with diverse backgrounds.</li><li>
A passion for staying updated with the latest trends, technologies, and best practices in software development.</li><li>
Willingness to work under Canada timezone (GMT-7 to GMT-4).</li></ul>
Why You'll Love Working Here<ul><li>
International Environment</li><li>
Competitive remuneration package</li><li>
15 Days Annual Leave</li><li>
Annual Performance Bonus</li><li>
Stock Options after 6 months</li><li>
Health Insurance</li><li>
Company activities and events</li><li>
Learning and development plan</li></ul>
CoverGo Company Video
By submitting your application, you confirm that you have read, understood, and accepted the content of CoverGo&rsquo;s Privacy Notice and you consent to the processing of your data as part of this application.</div>

Lead Full Stack Engineer (.Net, Vue/React) - Full Remote - Canada Timezone

LoanAsaan.com

Position: Full Stack DeveloperWe are looking for a skilled Full Stack Developer specializing in PHP Laravel to join our growing team. You will be responsible for managing the interchange of data between the server and the users, as well as developing the server-side logic, ensuring high performance and responsiveness to requests from the front-end. You will collaborate closely with frontend developers, designers, and system architects to develop scalable solutions and deliver robust backend services.Requirement<ul><li>Strong proficiency in PHP and the Laravel framework.</li><li>Solid understanding of object-oriented programming (OOP) principles and design patterns.</li><li>Experience with relational databases such as MySQL, PostgreSQL, etc., and proficiency in writing efficient SQL queries.</li><li>Familiarity with RESTful APIs and API development.</li><li>Understanding of front-end technologies such as JavaScript, HTML5, and CSS3.</li><li>Excellent problem-solving skills and attention to detail.</li></ul>Roles and Responsibilities:<ul><li>Coding with JavaScript, CSS and HTML</li><li>Maintain and enhance the existing codebase</li><li>Support the development team</li><li>Implement page layouts, features, and changes according to mockups created by our graphic team</li><li>Utilize backend data services and contribute to increase existing data services API</li><li>Lead the entire Full Stack development life cycle right from concept stage to delivery and post launch support.</li></ul>Experience: 6 month to 1 Year ApplyAddress : Clifton Center Building 6 Floor Office No: 609Salary: Rs25,000.00 - Rs40,000.00 per monthJob Type: Full-timePay: Rs25,000.00 - Rs40,000.00 per monthWork Location: In person

Full Stack Developer

HR Ways

We are hiring an Sr. Fullstack Developer form Karachi!<ul><li>About the Company</li></ul>Hiring for a Edtech firms, an integrated school ERP with built-in SIS and LMS modules.<ul><li>﻿About the Role:</li></ul>We are looking for an Sr. Fullstack Developer who will own the engineering function for EdTech. You will report directly to the VP of Engineering and be responsible for team delivery, engineering operations, and product execution. This is not a process-only role. We need someone who understands software deeply enough to earn the team's respect and make sound decisions, while focusing primarily on people, delivery, and operational excellence.You will work alongside a senior Technical Lead who owns architecture and code quality. Your job is to make the team productive, accountable, and stable &mdash; not to be the smartest engineer in the room.Responsibilities.Team Delivery &amp; Execution:<ul><li>Own sprint planning, execution, and release management for the engineering team</li><li>Ensure features, bug fixes, and maintenance work ship on time and at quality</li><li>Manage trade-offs between new development, bug fixes, and technical debt</li><li>Be the single point of accountability for engineering output</li></ul>People Management:<ul><li>Manage a team of ~10 engineers (backend, frontend, mobile, QA)</li><li>Run regular 1:1s, provide feedback, and manage performance</li><li>Identify flight risks, address retention issues, and build team morale</li><li>Own hiring decisions for engineering roles as the team evolves</li><li>Build direct relationships across the team &mdash; you are their manager, not a coordinator</li></ul>Engineering Operations:<ul><li>Own and improve deployment processes, CI/CD, and release workflows</li><li>Ensure production stability for a system with 20K+ daily users</li><li>Manage incident response, bug triage, and escalation processes</li><li>Drive documentation of critical systems, processes, and operational playbooks</li><li>Reduce single-person dependencies across the codebase and infrastructure</li></ul>Cross-Functional Coordination<ul><li>Work closely with the Product Owner to translate product priorities into engineering plans</li><li>Communicate engineering status, risks, and trade-offs clearly to the founder</li><li>Coordinate with school operations stakeholders who are the primary users of the platform</li><li>Bridge the gap between a non-technical founder and a technical team.</li></ul>Requirements:<ul><li>3&ndash;7 years of experience in software engineering, with at least 1&ndash;2 years managing a team of 5&ndash;12 engineers</li><li>Experience in a product company or SaaS environment &mdash; not purely outsourcing, agencies, or staff augmentation</li><li>Hands-on technical background: you have written production code and can credibly evaluate technical decisions, even if you are not coding daily anymore</li><li>Proven ability to own delivery end-to-end &mdash; from sprint planning through production release</li><li>Experience managing a live product with real users, not just internal tools or proof-of-concepts</li><li>Strong communication: you can give honest status updates, flag risks early, and have difficult conversations with team members</li></ul>Preference:<ul><li>Experience with B2B software, enterprise apps, or ERP/workflow-heavy products</li><li>Familiarity with our stack: Angular (frontend), Node.js (backend), MongoDB (database), React Native (mobile apps)</li><li>Startup and agile development mindset. Comfortable with ambiguity, willing to do what needs doing, not waiting for a perfectly defined role</li><li>Experience in edtech, school management systems, or similar domains is a plus but not required</li></ul>Other Details:Experience: 3 to 7 yearsWorking Days &amp; Timings: Monday to Friday (09 am to 06 pm)Location: KarachiAbout HR Ways:﻿&quot;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 Channel https://shorturl.at/983az to stay updated or visit www.hrways.co to know more.&quot;Work Location: In person

Sr. Fullstack Developer (MEAN Stack)

RedBox Technologies Pvt. Ltd.

Role Description:This is a full-time, on-site role for a Full Stack Developer based in Karachi. The Full Stack Developer will be responsible for developing, maintaining, and optimizing web applications, ensuring high performance, responsiveness, and scalability. The role involves working on both front-end and back-end development, collaborating with cross-functional teams, and delivering high-quality, user-focused digital solutions.Key responsibilities include designing and developing web applications, integrating APIs, troubleshooting issues, and continuously improving system performance. The candidate will also be expected to work on custom development projects and contribute to the overall technical architecture of applications.Qualifications:<ul><li>Strong proficiency in PHP and frameworks such as Laravel</li><li>Experience in custom web development and backend logic implementation</li><li>Solid knowledge of HTML, CSS, and JavaScript</li><li>Hands-on experience with WordPress development and customization</li><li>Familiarity with modern front-end frameworks such as React.js</li><li>Experience with backend technologies like Node.js</li><li>Working knowledge of Python is a plus</li><li>Experience with database management (MySQL or similar)</li><li>Understanding of RESTful APIs and third-party integrations</li><li>Strong problem-solving and debugging skills</li><li>Ability to work in a fast-paced environment and manage multiple tasks</li><li>Good communication and teamwork skills</li></ul>Skills:<ul><li>Experience with version control systems (e.g., Git)</li><li>Knowledge of deployment and hosting environments</li><li>Understanding of UI/UX principles</li></ul>Location: DHA Phase VII Ext. Karachi (On-site)Shift: Evening Job Type: Full-timePay: Up to Rs120,000.00 per monthWork Location: In person

Full stack Developer

ACTIVE8 WIRELESS

Location: Karachi | Night Shift (US Operations Alignment)Job SummaryWe are hiring a Senior Full Stack Engineer / Solution Architect to build and scale internal platforms that power a 500+ retail store operation in the US.This role combines hands-on development with system architecture and technical leadership, focused on building internal portals, workflow systems, automation tools, and enterprise integrations.You will play a key role in developing the digital backbone of the organization, driving efficiency, automation, and data-driven operations.Key Responsibilities<ul><li>Design and develop internal portals, dashboards, and workflow systems</li><li>Architect and build scalable backend services and APIs</li><li>Develop automation tools (bots, scripts, RPA) to reduce manual work</li><li>Design and manage databases and data models</li><li>Integrate with third-party systems (CRMs, telecom systems, payment systems, APIs)</li><li>Implement approval workflows, role-based access, and audit systems</li><li>Ensure systems are secure, scalable, and high-performing</li><li>Collaborate with business teams (operations, finance, HR) to translate requirements into systems</li><li>Lead code reviews, architecture decisions, and best practices</li><li>Support deployment, monitoring, and continuous improvement</li></ul>Tech StackBackend<ul><li>.NET Core / ASP.NET Core OR Java (Spring Boot)</li><li>REST APIs (JSON), SOAP (as needed)</li><li>Microservices architecture</li></ul>Frontend<ul><li>React.js / Next.js (preferred) OR Angular / Vue</li><li>HTML5, CSS3, JavaScript (ES6+)</li></ul>Database<ul><li>SQL Server / PostgreSQL / MySQL</li><li>Database design, optimization, and performance tuning</li></ul>Automation &amp; Integration<ul><li>RPA tools (Automation Anywhere, UiPath) or custom automation scripting</li><li>API integrations (REST/SOAP)</li><li>Workflow engines (plus)</li></ul>DevOps &amp; Tools<ul><li>Git (GitHub / GitLab / Bitbucket)</li><li>CI/CD pipelines</li><li>Docker (preferred)</li><li>Cloud platforms (AWS / Azure / GCP &ndash; exposure preferred)</li></ul>Architecture (Preferred)<ul><li>Event-driven systems (Kafka, RabbitMQ)</li><li>Enterprise systems (ERP, CRM, POS, Inventory)</li></ul>Experience Requirements<ul><li>5&ndash;10+ years of software development experience</li><li>Proven experience building:</li><li>Internal portals or enterprise applications</li><li>Workflow/approval systems</li><li>Automation tools or integrations</li><li>Strong experience in API design and database systems</li><li>Experience in retail, telecom, or high-volume transaction environments is a plus</li><li>Experience working with distributed or offshore teams</li></ul>Role Structure (Important)We are open to hiring at two levels depending on experience:1. Senior Full Stack Engineer (Execution-Focused)<ul><li>Strong hands-on coding experience</li><li>Builds and delivers systems end-to-end</li><li>Works under defined architecture</li></ul>2. Solution Architect / Lead Engineer (Architecture-Focused)<ul><li>Defines system architecture and technical standards</li><li>Oversees multiple systems and integrations</li><li>Mentors team and reviews code</li><li>Drives scalability, security, and long-term design decisions</li></ul>Candidates will be evaluated and placed based on experience and capability.Ideal Candidate<ul><li>Strong problem-solving mindset with business understanding</li><li>Able to work in fast-paced, evolving environments</li><li>Balances speed, quality, and scalability</li><li>Experience managing or mentoring small to mid-sized teams</li><li>Ownership-driven with focus on impact, not just development</li></ul>Nice to Have<ul><li>Experience with AI integrations or automation platforms</li><li>Exposure to analytics/reporting systems</li><li>Experience with multi-entity or intercompany systems</li><li>Familiarity with low-code/no-code tools</li></ul>What You&rsquo;ll Be Building<ul><li>Systems used across 500+ retail stores in the US</li><li>Internal tools for:</li><li>Operations management</li><li>Revenue tracking &amp; reconciliation</li><li>Inventory &amp; workflow automation</li><li>Employee and financial processes</li></ul>Why Join Us<ul><li>Work on large-scale, real-world business systems</li><li>High ownership and visibility</li><li>Opportunity to shape the core technology platform</li><li>Direct impact on operational efficiency and growth</li></ul>Job Type: Full-timePay: Rs150,000.00 - Rs250,000.00 per monthWork Location: In person

Senior Full Stack Engineer / Solution Architect (Enterprise Systems & Automation)

Bit Development Pvt Ltd

Job Title: Senior Full Stack Software DeveloperCompany: e-Tools Software Pty Ltd Location: Karachi, Pakistan (On-site) Job Type: Full-TimeRole Overviewe-Tools Software Pty Ltd is seeking an experienced Senior Full Stack Software Developer to join our Karachi team. In this role, you will be responsible for designing, developing, and maintaining high-quality software solutions while contributing to new product development and ensuring timely delivery.Key Responsibilities<ul><li>Design and develop scalable, high-performance applications</li><li>Contribute to system architecture and technical design decisions</li><li>Maintain and enhance existing software products</li><li>Develop and integrate APIs and backend services</li><li>Collaborate with cross-functional teams to deliver business requirements</li><li>Ensure code quality, performance, and best development practices</li><li>Troubleshoot and resolve technical issues</li></ul>Requirements<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or a related field</li><li>8+ years of experience in software development in a commercial environment</li><li>Strong expertise in:</li><li>.NET Framework (3.5+) and .NET Core (5+)</li><li>C#, ASP.NET Core, Web API, Entity Framework</li><li>Frontend experience with React JS, Bootstrap, jQuery, HTML, and CSS</li><li>Experience with AWS Cognito and Azure Active Directory (AD)</li><li>Strong knowledge of SQL Server, database design, and performance optimization</li><li>Solid understanding of SOLID principles and clean coding practices</li><li>Experience with Git/TFS and Agile development methodologies</li><li>Strong problem-solving and analytical skills</li><li>Ability to work independently and meet deadlines</li><li>Good communication and teamwork skills</li></ul>Pay: Up to Rs350,000.00 per monthWork Location: In person

Senior Full Stack Software Developer (DotNet & React)

Explore 1301+ Full stack software engineer in Karachi this May. Find roles across top companies and apply now to boost your career.