Senior Software Engineer
Strategic Systems International12 hours ago
Lahore, PakistanSenior
Responsibilities
- Lead the design, development, and delivery of production web applications across frontend and backend systems.
- Act as the primary technical contact for clients, including requirements discussions, trade-off explanations, estimates, and progress reporting.
- Make and document architecture decisions for APIs, data models, frontend structure, microservices, queues, caching, background jobs, and micro-frontends.
- Design, build, and consume REST and GraphQL APIs, including Apollo Server and Apollo Client.
- Design database schemas and optimize queries across relational and NoSQL databases.
- Implement authentication and authorization and follow API security best practices.
- Build accessible, responsive interfaces and reusable components and design systems from Figma designs.
- Establish quality standards through code reviews and unit, integration, component, and end-to-end testing.
- Improve frontend, API, and database performance while meeting WCAG standards.
- Mentor engineers, lead technical discussions, share best practices, and guide effective use of AI-assisted development tools.
- Adapt quickly to unfamiliar client codebases and conventions.
Requirements
- Bachelor’s degree in computer science, software engineering, or a related field.
- At least 5 years of professional full stack development experience on production web applications.
- Strong proficiency with TypeScript and modern JavaScript on client and server systems.
- Strong experience with Node.js, a backend framework such as Express, NestJS, or Fastify, and React and Next.js.
- Experience designing, building, and consuming REST and GraphQL APIs, including Apollo tooling.
- Database experience with PostgreSQL/MySQL and MongoDB/Redis, including schema design and query optimization.
- Understanding of authentication, authorization, and API security practices.
- Familiarity with microservices, message queues, caching, background jobs, and micro-frontend architecture.
- Skills in HTML5, CSS3, responsive design, and CSS-in-JS or Tailwind CSS.
- Experience with Redux Toolkit, Context API, or React Query for state management and data fetching.
- Testing experience with Jest, React Testing Library, and Supertest; Playwright or Cypress experience is a plus.
- Experience building reusable components and design systems from Figma designs.
- Knowledge of web performance optimization and WCAG accessibility standards.
- Familiarity with Git, CI/CD pipelines, Vite/Webpack, and Docker; AWS, Azure, or GCP exposure is a plus.
- Hands-on experience with AI-assisted software development using Cursor, Claude, or similar tools.
- Previous client-facing experience and strong written and verbal English communication skills.
- Proven leadership ability through mentoring, technical discussions, and ownership of delivery.
- Python experience with FastAPI, Django, or Flask is a plus.
- Experience integrating AI/ML or LLMs, including LLM APIs, RAG pipelines, or AI-powered workflows, is a plus.
Benefits
- Equal opportunity workplace committed to diversity, inclusion, belonging, collaboration, continuous learning, and professional growth.
Tech Stack
AWSAzureCypressDjangoDockerExpressFastAPIFlaskGitGoogle Cloud PlatformGraphQLJavaScriptJestMongoDBMySQLNestJSNext.jsNode.jsPostgreSQLPythonReactRedisTailwind CSSTypeScriptWebpack
Categories
About Strategic Systems International
Strategic Systems International (SSI) provides advanced analytics and software engineering services, building data-driven applications for tech companies and enterprises. Founded in 1991 and headquartered in Chicago, it operates globally with offices in Europe, Asia, and Latin America. SSI is a Microsoft Gold Certified Partner, delivering custom development, data engineering, business intelligence, and machine learning across sectors such as fintech, healthcare, IoT, and big data.