
gRPC Experts in Berlin
matched in minutes from over 15,000 CVsHire experts who design protobuf contracts, build high-performance HTTP/2 services and connect microservices across polyglot systems. Get precise matches with vetted, available freelancers who can contribute remotely or alongside your Berlin team.
Meet FRATCH Experts in Berlin, who have recently used gRPC
Nada S.
Last position:
Freelance Senior Frontend Engineer at Self-Employed
- Senior software engineer focused on React, TypeScript and AI-assisted product workflows
- Build frontend systems for complex SaaS products, internal tools and operational workflows
- Recent work includes AI evaluation tooling, support reliability analysis and developer-focused QA systems
- Available for freelance and contract engagements, especially remote-first projects
Qaiser A.
Last position:
Freelance Lead DevOps Engineer at Schwarz Gruppe Produktion
Bootstrapping a CloudOps team and building a multi-cloud provider backend for a low-code Internal Developer Platform (IDP) with env zero
Introducing user story mapping, ADRs, milestones, and backlog management
Designing and developing core APIs, setting up CI/CD pipelines, OpenTofu/Terraform scripts
Representing and communicating the team with third-party stakeholders (e.g. env zero)
(Cross-)team coaching on DevOps, software design, Terraform, Golang, and agile practices
Recep C.
Last position:
Sr. Software Engineer at Endava
- Designed and deployed scalable REST APIs for enterprise clients
- Led migration of legacy systems to modern maintainable system, reducing deployment time and enabling daily deployments
- Mentored junior developers and collaborated cross-functionally to align technical roadmaps with business goals, improving team velocity by 50%.
- Tech Stack: PHP (Symfony), Golang, PostgreSQL, MySQL, GCP, Terraform, Kubernetes
Daniel S.
Last position:
Frontend and Web Developer at Datalyze Solutions
- Frontend development and implementation of various designs (landing pages, overview pages)
- Responsible for the content and updates of the Datalyze Solutions company website
- Joint planning and development of an admin application for listing and locating real estate projects (CBRE)
- Joint planning and development of extensive solutions for automatic staff allocation in plants (Bosch)
- Backend development of various small projects with different stacks
- Tech stack: GitLab CI/CD, Elixir, Phoenix Framework, Ecto, PostgreSQL, Docker, Hetzner, Traefik, NGINX, Python, Flask, Next.js/React, Leaflet, GeoServer, TypeScript, MongoDB
Khaled M.
Last position:
Senior/Staff Backend Engineer at Heycar (Mobility Trader GmbH)
- Heycar is a leading automotive platform redefining the used car market through intelligent data pipelines, multi-tenant services, and dealer-focused tooling. I led initiatives across backend architecture, data ingestion, and identity management to enhance scalability, reliability, and developer productivity.
- Ingestion Platform: Designed a unified ingestion platform with YAML-based configuration, enabling new dealer data pipelines to be onboarded without code changes, cutting setup time from ~2 months to 2-3 days and improving scalability by 40%.
- Keycloak Leadership: Acted as the company's Keycloak expert, scaling it for multi-tenant identity management and extending functionality with custom plugins and delegated admin APIs.
- Back-Office Tooling: Developed a back-office application integrated with Salesforce, enabling dealers to manage inventory, convert leads, and handle support requests in real time.
- Multi-Tenant Migration: Collaborated across backend teams to migrate Heycar's core services into a unified multi-tenant cluster, ensuring high availability.
- Frontend CI Optimization: Optimized monorepo delivery by implementing CircleCI dynamic config with NX, deploying only affected UI projects and drastically cutting build times.
- Observability & Mentorship: Enhanced monitoring and release reliability while mentoring backend engineers and improving code review standards.
Mohamed R.
Last position:
Software Engineer at Clark
- Led the implementation of a critical backend initiative for the offer teasing feature, resulting in a 10% increase in users actively seeking counter offers.
- Contributed to high-impact features such as instant advice, customer ratings, and automatic contract switching, leading to increased user engagement and conversion rates.
- Built a gRPC service to integrate internal systems with the ERP platform, improving the reliability and observability of data exchange.
- Refactored parts of the legacy Ruby codebase into a more maintainable and scalable Elixir-based architecture.
- Delivered a greenfield project from concept to production on a new stack, integrating with internal services and managing infrastructure setup and deployment.
- Collaborated closely with the front-end team, product managers, and cross-functional team members to ensure the seamless integration of backend features, fostering effective communication and collaboration across disciplines.
- Stack: Ruby, Ruby on Rails, Elixir, OTP, Phoenix, REST, GraphQL, gRPC, PostgreSQL, AWS, Cognito, Lambda, SNS, SQS, Terraform, Helm, Docker, CI/CD, Grafana, Prometheus, Git, Agile Methodology.
Discover over 15,000 top freelancers
Statistics of experts using gRPC
Aggregated from the professional profiles of matched freelancers.
Experience
12 years (Germany: 16 years)

Position duration
2.2 years (Germany: 1.8 years)

Positions per freelancer
7 (Germany: 12)

Top business areas
Information Technology, Product Development, Business Intelligence

Top industries
Information Technology, Media and Entertainment, Automotive
Bachelor's degree or higher
100% (Germany: 94%)

Certifications per freelancer
1 (Germany: 2)

Most common languages
English, German, Arabic

Speak two or more languages
100% (Germany: 99%)
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 Berlin 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 Berlin using gRPC
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.
gRPC 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%)
- Media and Entertainment (50%)
- Automotive (33%)
- Education (33%)
- Insurance (33%)
- Transportation (33%)
- Advertising (17%)
- Cosmetics (17%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What gRPC does
gRPC is a high-performance remote procedure call framework for communication between services. It uses Protocol Buffers to define contracts and commonly runs over HTTP/2, supporting efficient binary messages, streaming and generated client and server code. Teams use it to connect distributed services with clear interfaces.
Service contracts
A gRPC project starts with .proto files that describe services, methods and message types. Code generation creates strongly typed stubs for languages such as Go, Java, Kotlin, C#, C++, Python, Node.js and Rust. Strong specialists design backward-compatible contracts, manage package structure and document the service boundary.
Ecosystem and tooling
The surrounding toolset covers more than an RPC endpoint:
- Protocol Buffers schemas and code generation
- Unary, server-streaming, client-streaming and bidirectional calls
- Deadlines, cancellation, retries and status codes
- Interceptors, authentication and metadata handling
- gRPC Gateway, reflection and service health checks
Where companies use it
gRPC fits internal microservice communication, real-time data pipelines, cloud control planes and backend systems that need efficient service-to-service calls. It can connect services written in different languages while preserving a shared contract. Public browser access may require gRPC-Web, a gateway or a separate HTTP API, especially for teams working in Berlin across remote and on-site setups.
When to bring in expertise
Freelance specialists are useful when a team is introducing gRPC to an existing REST estate, splitting a monolith or troubleshooting unreliable service calls. They can establish schema evolution rules, migrate clients safely, improve observability and prepare generated code for several runtimes.
- Define service boundaries and protobuf conventions
- Introduce gRPC beside REST without breaking consumers
- Diagnose latency, retries, timeouts and stream failures
- Add tracing, metrics, authentication and deployment checks
What strong specialists deliver
Strong professionals understand distributed-system behavior, not only generated stubs. They test contracts and failure paths, set meaningful deadlines, handle connection lifecycle issues and explain trade-offs between gRPC, REST and messaging. They also know how proxies, load balancers, Kubernetes networking and observability tools affect production behavior.
Frequently asked questions
Before you brief your next project: the most common questions about gRPC.
gRPC is used for structured communication between services, especially when low overhead, typed contracts and streaming matter. It is common in microservices, internal APIs, cloud infrastructure and systems where services use different programming languages.
gRPC uses Protocol Buffers, generated interfaces and usually HTTP/2, while REST commonly exposes resource-oriented HTTP endpoints with JSON. gRPC can offer stronger contracts and efficient streaming, but REST is often easier for browsers, public consumers and simple integrations.
gRPC was originally associated with the name Google Remote Procedure Call, but the project is now known simply as gRPC. Its core model remains remote method calls defined through Protocol Buffers and implemented across several languages.
A strong gRPC freelancer should understand Protocol Buffers, HTTP/2, distributed systems and service observability. Useful adjacent skills include Kubernetes, gateway design, TLS, authentication, tracing, CI pipelines and at least one server-side language used by the team.
A gRPC specialist is valuable when services must share evolving contracts, support streaming or communicate across language boundaries. The required depth depends on the number of services, traffic patterns, deployment model and consequences of failed calls, rather than on the framework alone.
gRPC is not directly supported by every browser in the same way as a standard HTTP API. Teams often use gRPC-Web, a gateway or a separate REST endpoint to expose selected operations while keeping native gRPC for internal service communication.
Yes. gRPC work is well suited to remote collaboration because contracts, generated clients, tests and service behavior can be reviewed in shared repositories and environments. Agree on documentation, time-zone overlap, language expectations and access to logs before work begins.
Ask a gRPC specialist to explain contract evolution, deadlines, cancellation, retries and error handling with concrete examples. Review schema design, integration tests, observability, security controls and behavior under partial failure, not only whether calls succeed in a local demo.
The average hourly rate of freelancers in Berlin, Germany who have used gRPC in their recent projects is 81 €, which corresponds to a daily rate of about 650 € based on an 8-hour working day.
Of the freelancers in Berlin, Germany who have used gRPC in their recent projects, 100% hold at least a Bachelor's degree.
On average, freelancers in Berlin, Germany who have used gRPC in their recent projects have 12 years of professional experience, with a single engagement typically lasting around 2.2 years.
The most common languages among freelancers in Berlin, Germany who have used gRPC in their recent projects are English (100%), German (83%), and Arabic (50%).
The most common industries among freelancers in Berlin, Germany who have used gRPC in their recent projects are Information Technology (100%), Media and Entertainment (50%), and Automotive (33%).
The most common business areas among freelancers in Berlin, Germany who have used gRPC in their recent projects are Information Technology (100%), Product Development (100%), and Business Intelligence (50%).
Main locations of FRATCH Experts, who have recently used gRPC
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.
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