TypeScript Experts in Zurich
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Meet FRATCH Experts in Zurich, who have recently used TypeScript
Mohamad K.
Last position:
Senior Backend Developer at Standing on Giants
- Led architecture and end-to-end engineering delivery for community-driven SaaS platforms serving 2M+ monthly active users.
- Architected and led the migration of a monolithic Python/FastAPI and PostgreSQL database and LangChain with codebase to an event-driven microservices architecture on AWS EKS, sustaining 10x traffic growth from ~150 RPS to 1,500+ RPS with zero re-architecture cycles.
- Defined and enforced engineering standards across services including API contracts, observability baselines, and deployment topology, reducing production incidents by 55% and MTTR from 2 hours to under 25 minutes within 9 months.
- Redesigned the caching and query layer using multi-tier Redis caching and database indexing/partitioning, cutting p95 API latency from 850ms to 180ms (78% reduction) and database CPU load by 45%.
- Built CI/CD platform on GitHub Actions, Terraform, and Kubernetes (EKS) with blue-green and canary rollouts, increasing deployment frequency from ~2/month to 8-12/day and reducing lead time from 10 days to under 6 hours.
- Implemented contract testing, automated load testing, and observability SLOs using Prometheus, Grafana, and OpenTelemetry, raising platform availability from 99.5% to 99.95% (10x reduction in error budget burn).
- Led and grew a cross-functional team of 8 engineers across backend, frontend, and DevOps, scaling headcount from 4 to 8 with 85% retention; owned hiring, onboarding, performance reviews, and career development.
- Partnered with Product, Design, and Client Success leadership as primary technical decision-maker; translated business goals into technical roadmaps and drove build-vs-buy decisions on authentication, search, and AI tooling.
- Introduced AI-assisted development workflows including automated code review and a RAG-based internal knowledge assistant using Graph (GraphRAG, Neo4J), increasing sprint throughput by 30% across two quarters.
- Owned incident command and production support rotation; established runbooks, postmortem culture, and on-call SLOs, reducing weekend paging incidents by 70%.
- Developed and optimized Algorithms using python libraries like Numpy and Pandas.
Christoph P.
Last position:
ICT DevSecOps Engineer & Security Coordinator at Abraxas Informatik AG
- Interface role with the SOC team; improved incident response time by 45% through structured escalation processes and proactive security monitoring.
- Defined technical standards for a multi-tenant enterprise platform (10+ services), resulting in a 30% shorter onboarding time for new clients in the public sector.
- Active knowledge transfer and mentoring of a 6-person team; increased team autonomy and established a sustainable engineering culture.
- Reduced time to market by 50% by optimizing CI/CD pipelines and establishing self-service deployments.
- Stack: GitLab CI/CD, Kubernetes, Nexus, Harbor, ArgoCD, HashiCorp Vault, Grafana, Python, PostgreSQL, Java, Spring Boot, Flyway, Quarkus, JBoss, Loki, Go, Kafka, Kustomize, MongoDB
Robin O.
Last position:
Co-Founder & AI Solutions Architect at airdys
- Product strategy, architecture, and technical co-direction
- AI workshops, client onboarding and go-to-market activities
- Design and implementation of AI architectures (LLMs, RAG, MCP, agents, voice, automation)
- Hands-on development of prototypes and production-ready AI integrations
- Consulting clients on AI adoption, workflows, and integration into existing infrastructure
- Collaboration with co-founders on strategic direction
- Collaboration in sales and customer acquisition
Tools and Technologies: OpenAI, Anthropic, Azure, Vercel AI SDK, RAG (Retrieval-Augmented Generation), MCP (Model Context Protocol), FastAgent, VAPI, n8n, make.com, LibreChat, PostgreSQL, OpenAPI, Next.js, Vercel, Docker
Ahmed R.
Last position:
AI & Automation Engineer at Teosek GmbH
- Build prototypes, expand AI skills, and practical application in a startup context.
- Transition phase: further training in prompt engineering, APIs, AI, working on independent prototype projects, and collaborating at a friend's startup.
- Technologies: LangChain, REST, Python, Java, JS, TS, Node.
Christoph J.
Last position:
Project management, Software engineering, Software architect, DevOps at Migros Genossenschafts Bund
- Greenfield project M-Zollmanager: Development of an internal platform to support users in booking requirement areas on line items in assessment notices.
- Greenfield project M-Deliveryplan: Development of an internal platform for planning and tracking deliveries in the international transport sector.
- Created functions to predict the estimated arrival time of container ships and goods from the port of loading to the port of destination, considering potential events.
- Developed the TrackAndTrace add-on for M-Deliveryplan to track and plan goods and containers.
- Built a generic AI chatbot for Migros app infrastructure, including ChatGPT integration and creating AI workflows with N8N.
- Developed AI assistants to automate repetitive tasks, such as creating release notes or processing Jira tasks based on N8N workflows.
- Further development and maintenance of the M-LFS, M-Vehicleaccess and M-Worklog apps.
- Used C#, Angular 18, DevOps practices, N8N, Kubernetes, Docker, Jira, Confluence and Azure.
- Ongoing project with continuous development of platforms and workflows.
Georgios S.
Last position:
Senior Software Engineer at UBS Bank
- Implementations of a code refactoring framework able to refactor thousands of repositories leveraging Generative AI
- Use Python (Django, Flask, FastAPI), Java and Typescript in Azure Cloud (Data Lake, VMs, AI) and GitLab infrastructure
- Mentoring and pair programming
- Obtained Azure AI-900 and AI-102 certifications
Jack S.
Last position:
Freelance - Fullstack Engineer at SMG Swiss Marketplace Group
- Supported the team in merging two real estate platforms into a unified Vue.js-based solution
- Developed a custom SSR microservice architecture deployed on AWS Lambdas
- Designed and implemented a map drawing feature
- Took ownership of migrating the microservice from Vue 2 to Vue 3
- Built a scalable SSR microservice architecture using AWS Lambda
- Developed and implemented a critical map drawing feature for real estate visualization
- Successfully migrated the microservice from Vue 2 to Vue 3
- Gained deep knowledge of AWS infrastructure, Datadog, Sentry, and Vite
- Technologies: Vue.js, Node.js, Vite, AWS Lambda, Datadog, Sentry, JavaScript
Matthias I.
Last position:
Fractional CTO (Principal Engineer / Technical Architect)
- Designed large-scale systems and APIs serving thousands of concurrent users.
- Refactored a 650k-LOC monolith and led full AWS migration for stable performance.
- Introduced SLO-based observability, improving reliability and recovery flow.
- Optimised cloud and databases, achieving significant cost and latency reduction.
- Delivered LLM, RAG, and document-automation pipelines adopted in production.
Alejandro A.
Last position:
AI Researcher & Engineer at Tufa Labs
- Deployed and optimized the inference stack on a multi-node DGX B200 cluster across vLLM and SGLang (serving, throughput and latency tuning).
- Built, with a small team, an internal Python library for LM pretraining covering the full training loop: distributed training with PyTorch FSDP, data pipelines, checkpointing, config and hyperparameter management, and experiment tracking.
- Built and evaluated agent scaffolds on interactive game benchmarks similar to ARC-AGI-3, with metrics for how models plan, explore and adapt across multi-step episodes; classified model errors and fed the findings back into scaffold and evaluation design.
- Researched looped transformer architectures.
Mateusz L.
Last position:
Project Lead Developer at PwC
- Took over the analyst and leading developer role in an innovative project helping detection of financial fraud in a major financial institution in Zurich with assistance of artificial intelligence
- Analyzed and implemented new modules, improved performance and user experience, elevated technical documentation and code quality to the standard required by the end client
- Technologies: Java 17, JavaFX, Spring Boot, concurrency, UX, Gradle, Impala
Discover over 15,000 top freelancers
Statistics of experts using TypeScript
Aggregated from the professional profiles of matched freelancers.
Experience
19 years
Position duration
1.8 years
Positions per freelancer
14
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Professional Services
Certification focus areas
Information Technology, Project Management, Business Intelligence
Bachelor's degree or higher
100%
Master's degree or higher
75%
Doctorate
13%
Certifications per freelancer
2
Most common languages
English, German, Spanish
Speak two or more languages
100%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Zurich are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Zurich using TypeScript
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
TypeScript experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Banking and Finance (90%)
- Professional Services (60%)
- Retail (50%)
- Education (40%)
- Energy (40%)
- Healthcare (40%)
- Advertising (30%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
TypeScript foundations
TypeScript is a statically typed superset of JavaScript. It adds interfaces, type aliases, generics, enums and compiler checks while remaining compatible with the JavaScript ecosystem. Teams use it to make large codebases easier to understand, refactor and maintain before code runs in a browser or server.
Products and systems
TypeScript specialists deliver interactive web applications, mobile backends, internal tools, design systems and shared libraries. It supports both frontend and backend work, from React interfaces and Angular applications to Node.js services, APIs and event-driven systems.
- Type-safe product features and reusable components
- REST and GraphQL APIs with validated data contracts
- Server-side services, command-line tools and automation
- Shared packages for web, mobile and backend teams
Ecosystem and tooling
The work often includes JavaScript interoperability, npm or pnpm, package configuration and strict compiler settings. Strong specialists are comfortable with tsconfig, ESLint, Prettier, bundlers such as Vite or webpack, and test tools including Jest, Vitest, Playwright or Cypress. They also understand browser APIs, Node.js and the framework used by the product.
When to bring in expertise
Companies often need freelance TypeScript expertise when a JavaScript codebase is being migrated, a product team is scaling, or a new service must share reliable contracts across teams. In Zurich, specialists may support local product, finance, health or industrial companies on-site, remotely or in a hybrid setup, depending on collaboration needs.
- JavaScript migration and type-system design
- Frontend performance, accessibility and component architecture
- API integration, schema validation and release pipelines
- Codebase reviews and targeted delivery support
What strong specialists deliver
Quality goes beyond adding annotations. Strong professionals choose useful types, model domain rules clearly and avoid unsafe escapes such as careless any usage. They explain trade-offs, keep public interfaces stable, write focused tests and make compiler errors useful for the whole team. They also communicate clearly across product, design and engineering disciplines.
Choosing the right professional
Assess relevant delivery experience rather than familiarity with syntax alone. Review how a specialist approaches strict mode, legacy JavaScript, dependency upgrades, testing and deployment. Ask for examples of a system they improved, the decisions they documented and how they collaborate with remote or on-site teams. For Zurich projects, clarify working language, meeting cadence and expected overlap early.
Frequently asked questions
Quick answers to the questions that come up most around TypeScript.
TypeScript is used to build maintainable web applications, backend services, APIs, libraries and developer tools. Its type system helps teams detect many mistakes during development and makes large JavaScript codebases easier to navigate.
TypeScript adds static typing and compiler checks to JavaScript while compiling to standard JavaScript for browsers and runtimes. JavaScript can be faster to start with for small scripts, while TypeScript often improves refactoring, documentation and coordination on larger products.
A strong TypeScript specialist may work with React, Angular, Vue, Node.js, NestJS or similar tools. Useful adjacent skills include HTML, CSS, JavaScript, API design, SQL or NoSQL data stores, automated testing, Git and continuous delivery.
The right level depends on the codebase and the scope of the work, not on a fixed number of years. A migration or shared platform needs someone comfortable with compiler configuration, architecture and legacy JavaScript, while a focused feature may need strong framework and testing skills.
Yes. TypeScript work is well suited to remote collaboration through Git, code review, issue tracking and automated pipelines. Zurich teams should agree on meeting overlap, documentation standards and whether German, English or both are needed for day-to-day communication.
TypeScript may add unnecessary setup for a tiny script or a short-lived prototype with little shared code. It can also create friction when a team is unwilling to maintain compiler settings, type definitions and a consistent review process.
Look for clear domain models, useful type boundaries, strict but practical compiler settings and tests that cover important behavior. Ask a specialist to explain trade-offs around any usage, generics, runtime validation, public APIs and integration with existing JavaScript.
Before starting, inspect the TypeScript version, tsconfig rules, package manager, framework, build system and test coverage. Clarify whether the work involves new features, migration, performance, shared packages or production support, and establish how type changes are reviewed across teams.
The average hourly rate of freelancers in Zurich, Switzerland who have used TypeScript in their recent projects is 117 €, which corresponds to a daily rate of about 938 € based on an 8-hour working day.
Of the freelancers in Zurich, Switzerland who have used TypeScript in their recent projects, 100% hold at least a Bachelor's degree, 75% hold at least a Master's degree, and 13% hold a doctorate.
On average, freelancers in Zurich, Switzerland who have used TypeScript in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 1.8 years.
The most common languages among freelancers in Zurich, Switzerland who have used TypeScript in their recent projects are English (100%), German (90%), and Spanish (40%).
The most common industries among freelancers in Zurich, Switzerland who have used TypeScript in their recent projects are Information Technology (100%), Banking and Finance (90%), and Professional Services (60%).
The most common business areas among freelancers in Zurich, Switzerland who have used TypeScript in their recent projects are Information Technology (100%), Product Development (100%), and Project Management (60%).
Main locations of FRATCH Experts, who have recently used TypeScript
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Countries:
Zurich 
Geneva Basel Bern Request a free demo
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