Hire the Best RSpec Specialists

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Abhishek K.

Bengaluru, India

$20/hr
4.7
75 jobs

I am a fire alarm & suppression system design engineer with 14 years of experience designing fire alarm systems. I am expert in design of fire alarm system with code & standards as NFPA72, CAN/ULC-S524, worked with major fire alarm companies Honeywell & Tyco Simplex in many global projects. I am certified in Honeywell's XLS3000 / Notifier fire alarm control panel. NICET certified. I enjoy to provide my expertise, knowledge & best solution to my friends & clients. * Fire Alarm System * Fire Suppression System * Master Clock System * PDF to CAD (Scaled With Layer Std.) * AutoCAD/BricsCAD Lisp Programming & Automation

  • Autodesk AutoCAD
  • Drafting
  • PDF Conversion
  • Estimator
  • Electrical Drawing
  • Engineering Design
Juliia S.

Chernivtsi, Ukraine

$35/hr
5.0
2 jobs

Ruby on Rails and Vue.js full-stack developer with 8+ years of experience building SaaS platforms, marketplaces, CRM systems, and healthcare applications from scratch. I’ve shipped production systems handling 1M+ monthly transactions, built a pharma analytics platform used by enterprise B2B clients for over 6 years, and delivered Vue.js and Node.js applications for clients across the US, EU, and UK. 🧠 Backend: Ruby on Rails, Ruby, REST APIs, GraphQL, PostgreSQL, MySQL, Redis, Sidekiq, Apache Kafka, JWT, OAuth2, RSpec (90%+ test coverage), Capybara, Swagger 🎨 Frontend: Vue.js, Vue 3, Nuxt.js, Vuex, Pinia, Vue Router, JavaScript, TypeScript, Tailwind CSS, Hotwire, Stimulus, WebSockets, Stripe integrations ⚙️ Infrastructure: Docker, GitHub Actions, AWS S3, Azure, Heroku, Nginx, Capistrano, CI/CD pipelines What this looks like in practice: → Built and maintained REST and GraphQL APIs consumed by Vue.js SPAs with clean architecture, versioning, and full documentation → Optimized complex PostgreSQL queries, improving performance in systems with 1M+ monthly transactions → Migrated CI/CD pipelines from CircleCI to GitHub Actions, reducing costs while maintaining production stability → Implemented Kafka-based event streaming and optimized data flows in microservice-based systems → Integrated Stripe payments and real-time WebSocket features in Vue.js and Node.js / NestJS applications → Refactored and extended legacy Ruby on Rails systems without breaking existing functionality → Maintained 90%+ test coverage using RSpec and Capybara in production-grade systems How I work: I communicate clearly from day one, define scope before development starts, identify risks early, and keep progress transparent throughout the project. I’ve worked both independently on full-stack products and in distributed teams with async workflows. Looking for a Ruby on Rails or Vue.js developer who delivers reliable production systems, not just code commits? Let’s talk.

  • RSpec
  • Ruby on Rails
  • Vue.js
  • Nuxt.js
  • PostgreSQL
  • GraphQL
  • JavaScript
  • TypeScript
  • Tailwind CSS
  • Node.js
  • NestJS
  • Websockets
  • PostgreSQL Programming
  • Docker
  • Stripe
  • Redis
  • Ruby
  • REST API
Diyorbek J.

Tashkent, Uzbekistan

$20/hr
5.0
9 jobs

I am a Power System Engineer specializing in grid studies, relay protection, and dynamic simulation for transmission, distribution, solar, wind, BESS, and industrial power systems. I help utilities, EPCs, developers, and consultants prepare accurate system models, protection settings, simulation results, and submission-ready technical reports using DIgSILENT PowerFactory, ETAP, PSCAD/EMTDC, and PSS®E. Core services: • Load flow and voltage profile studies • Short-circuit studies according to IEC 60909 / ANSI • N-1 / N-2 contingency analysis • Reactive Power Capability Study • Grid Code Compliance Study • Electrical equipment selection based on power system study results • Protection coordination and relay settings • Arc flash hazard analysis according to IEEE 1584 • Grid Impact Assessment and interconnection studies • Renewable integration studies for solar PV, wind, and BESS • Harmonic and resonance studies • EMT studies: transformer energization, switching transients, lightning, LVRT/HVRT • MOD / PRC / Grid Code compliance Software: • DIgSILENT PowerFactory • ETAP • PSCAD / EMTDC • PSS®E Typical deliverables: • Technical report in PDF / Word format • Simulation model files when required • Short-circuit and load-flow result tables • Protection settings and TCC curves • Arc flash incident energy tables and label data • Compliance summary and recommendations • Excel calculation sheets Relevant experience includes: • PRC-023 / PRC-025 relay setting compliance reviews • MOD-025 / MOD-026 / MOD-027 support for renewable and generation projects • Arc flash studies for MV and LV systems • PSCAD EMT and DIgSILENT RMS/EMT studies for solar, wind, and BESS projects • Harmonic, resonance, switching transient, and insulation coordination studies My focus is to provide clear engineering results, practical recommendations, and reports that can be reviewed by utilities, owners, EPCs, lenders, and technical consultants.

  • Electrical Engineering
  • DIgSILENT
  • ETAP
  • Modeling
  • Report Writing
  • PSCAD
  • Power Systems Engineering
  • Power Distribution
  • Energy Modeling Software
  • Power System
  • Harmonica
Smit P.

Mahesana, India

$17/hr
5.0
4 jobs

I am a BIM professional with 7+ years of experience in structural and architectural BIM delivery across North America and international markets. I work across residential, commercial, industrial, institutional, religious, mixed-use, C-Store, QSR, large developments, and complex renovation projects. My journey has progressed from BIM Modeler to BIM Manager, shaping my ability to manage BIM workflows across multiple disciplines and project scales with a strong focus on accuracy, coordination, and structured delivery. My understanding of BIM workflow is strengthened by practical project experience and my study of RICS BIM Management principles, where I learned how BIM operates across the full lifecycle from Assessment & Need through ITT, Tender Response, BIM Execution Planning (BEP), Information Model Delivery, Project Close-out, and BIM for Operations. This supports my approach to structured information management and lifecycle-driven project delivery. I specialize in structural BIM systems including wood framing, structural steel, Light Gauge Steel (LGS), Pre-Engineered Metal Buildings (PEMB), reinforced concrete, CMU, ICF, and hybrid structures, along with engineered wood systems such as CLT, LVL, PSL, Tall Wall, and Strong Wall engineering. I also have experience in fabrication-oriented structural steel detailing and coordination. I also bring strong expertise in architectural BIM, including design development, permit documentation support, detailing, visualization, rendering, and walkthrough presentations for design communication and approvals. My project experience includes large-scale developments such as THE RIG and Sindalah Island (NEOM), where I contributed to coordinated BIM delivery in complex multidisciplinary environments. I also handle renovation and retrofit works including RTU additions, façade modifications, interior reconfiguration, building expansion, basement changes, and relocation projects. I have experience in Scan-to-BIM workflows producing LOD 300–400 models for digital twin and facility management applications. I work with Autodesk Construction Cloud (ACC), BIM 360, Autodesk Forma, and Common Data Environments (CDE), focusing on improving coordination, model accuracy, and structured delivery. Overall, I deliver end-to-end BIM expertise across structural and architectural domains, ensuring coordinated, accurate, and lifecycle-driven BIM information from design through construction and operations.

  • Autodesk Revit
  • 3D Modeling
  • BIM Coordination
  • BIM Family Creation
  • Wooden Structure
  • Reinforced Concrete Structures
  • Steel Structure
  • Autodesk AutoCAD
  • Archicad
  • Microsoft Office
  • Autodesk BIM 360
  • SketchUp
  • Rendering
  • Architectural Walkthrough
  • Autodesk Navisworks
  • BIM Template
  • Point Cloud to BIM
  • BIM Consultation
  • BIM Clash Detection
  • Interior Design Animation
Roopnarayan K.

Jaipur, India

$5/hr
5.0
2 jobs

I have 9 years of professional experience in the field of IP Networks (Design, Deployment, Administration, Support) worked on various network technologies and on various vendor products. Technical Skills: Routing: RIPv2, EIGRP ,OSPF, IS-IS, BGP, MPLS-VPN,MPLS RSVP-TE, GRE, IPsec, DMVPN, Multicast, QOS Configuration of Static, Dynamic and Default Routing. Configuration of Dynamic Routing with routing protocol like (RIPv2, EIGRP, OSPF, IS-IS, BGP). Configuration of WAN Technologies (Leased line with PAP CHAP & Frame Relay). Configuration of NAT (Static& Dynamic). GRE Tunnel, Distribution Lists, prefix lists, access-lists and Policy Based Routing BGP with Multiple AS, Transit AS, Route Reflector, Confederation and Path Attributes Site to Site, RA VPN, DMVPN, L3VPN, L2VPN Configuration of RSVP-TE in MPLS core network and troubleshooting the same. Configuration of multicast and QOS in MPLS core network. Configuration of LDP protocol in MPLS network. Switching: Configure Implementing & troubleshooting VLANs, secondary VLAN (community, isolated). STP, PVST, RSTP Protocols. Configuration of FHRP protocols (VRRP, HSRP, GLBP) Implementing switch security including VLAN access-lists, Port security, management VLANs, VPLS, VSS and Stacking SDWAN: Meraki, Viptela, Nuage, Velocloud. Equipment Handled: Cisco Routers: ASR9K Series, ASR 1K, ISR 4K series, 7600 series, 7200 series, 1900 series, 1800 series, 2503, 2511, 2520, 2610, 2621, 2611xm, 3640, 2811 and 2821. Cisco Switches: Nexus 7k, 5k, 2k, 6500 series, 4500 series.2960, 2950, 1900 series, 3560, 3750, and 3550. Juniper: MX480, MX960, T series, PTX 3K, PTX 5K, Ex4200, QFX series. F5: LTM Alcatel Lucent: 7750 SR, 7450ESS Security: Cisco ASA 5510, Juniper SRX 110, 210 Operating Systems: Windows XP, 7, 8,10, JunOS, IOS, IOS-XE,TIMOS Software Basics: Putty, Secure CRT, WireShark, BMC Remedy, USMS. Service now.

  • Network Design
  • Network Equipment
  • Network Administration
  • Network Security
  • Network Monitoring
  • Network Engineering
  • Network Architecture
  • JNCIA-Junos
  • Software-Defined Networking
  • Multiprotocol BGP
  • Network Access Control
  • Data Center Design
  • Cisco Certified Network Professional
  • Network Operating System
  • Multiprotocol Label Switching
  • Cisco ASA
  • Network Planning
Ahmad Ali H.

Islamabad, Pakistan

$13/hr
4.9
47 jobs

I am an experienced Electrical Engineer and Double Gold Medalist with strong expertise in PCB design, power electronics, and applied research. I have worked on multiple academic and industry-level projects, including circuit design, embedded systems, and power applications. My strength is turning complex ideas into practical, working designs with accuracy and efficiency. Alongside engineering, I also work as an Educational Scholarships Consultant. I guide students in securing international scholarships for undergraduate, master’s, and PhD programs. I have personally secured multiple funded opportunities and understand the full process, from selecting the right program to preparing strong applications. 🟢 Core Services 🟢 ✔ Professional PCB Design (Proteus, Eagle CAD) 🟢 ✔ Circuit Design & Simulation (LTSpice, Multisim, PSIM) 🟢 ✔ Power Electronics & Electrical Systems Support 🟢 ✔ Embedded Systems (STM, FPGA-based designs) 🟢 ✔ Scholarship Guidance & Application Strategy 🟢 ✔ SOP, Proposal & Academic Document Review 🔵 Key Projects 🔵 ✔ Energy Saver PCB Design (Proteus) 🔵 ✔ 120 kVA Online UPS System 🔵 ✔ High Voltage & High-Frequency Testing Supply 🔵 ✔ Self-Balancing & Light-Following Robots (STM) 🔵 ✔ FPGA-Based Digital Stopwatch 🔵 ✔ IEEE 50-Bus Power System Analysis (PSSE, PWS) 🔵 ✔ Nanofluids & Insulation Research Projects 🟣 Tools & Software 🟣 ✔ Eagle CAD, LTSpice, EasyEDA, KiCAD, Altium 🟣 ✔ Protues, Multisim, PSIM, PLECS 🟣 ✔ MATLAB, PSCAD, ETAP 🟣 ✔ PSIM, PSpice, FEMM, COMSOL 🟣 ✔ PSSE, QuickField 🟣 ✔ Visual Studio, Dev C++ 🟣 ✔ Microsoft Office 🟡 I focus on clear communication, practical solutions, and reliable delivery. Whether you need PCB design support or guidance for studying abroad, I can provide structured and effective help. Looking forward to working with you. MF Hameed

  • Electrical Engineering
  • ETAP
  • Proteus Design Suite
  • NI Multisim
  • PSCAD
  • MATLAB
  • COMSOL Multiphysics
  • Altium Designer
  • Eagle
  • Python
  • C++
  • Microchip
  • Power Electronics
  • PIC Programming
  • Embedded System

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What does an RSpec specialist do?

An RSpec specialist writes and maintains Ruby test suites using the RSpec domain-specific language to verify application behavior. This engineer structures executable specifications that describe how code should act under various conditions rather than just checking for errors. They isolate units of work by replacing external dependencies with controlled test doubles to create deterministic results. The specialist configures the test runner and formats output so developers can quickly identify failures during local development or continuous integration pipelines.

  • Authors spec files within the project directory structure using describe and context blocks to organize example groups logically. Each block defines a specific scenario or state, while nested it declarations articulate the expected outcome for that particular case. This hierarchical approach ensures the test suite remains readable and mirrors the actual structure of the application code being verified.
  • Configures rspec-mocks to create stubs and message expectations that replace real collaborators during testing. The specialist uses allow syntax to define return values for method calls and expect syntax to verify that specific messages reach their intended targets. This isolation prevents side effects from databases or external services from interfering with the logic under examination.
  • Implements shared examples and shared contexts to eliminate duplication across multiple spec files. By defining common behavior patterns in one location, the engineer includes these reusable components in relevant example groups throughout the suite. This practice reduces maintenance overhead because updates to shared logic propagate automatically to every test that depends on them.
  • Manages the .rspec configuration file to store command-line options and ensure consistent execution across different environments. The specialist runs the rspec command with specific filters to execute only relevant subsets of tests during active development cycles. They also select appropriate formatters to generate clear, actionable reports that highlight failures and performance bottlenecks for review.

How to hire an RSpec specialist on Upwork

Step 1: Post a job

Describe your Ruby testing needs in a few sentences and let Job Post Generator powered by Uma™, Upwork's Mindful AI draft a complete job post for you. You can write a new post from scratch, update a saved draft, or reuse an existing post to save time.

  • Specify that the freelancer must write RSpec example specs using describe, context, and it blocks to express expected application behavior clearly.
  • Request experience with rspec-mocks to set up test doubles, stubs, and message expectations for isolated and deterministic tests.
  • Ask for candidates who configure the rspec test runner and store repeated command-line options in a root .rspec file for consistent execution.

Step 2: Evaluate candidates

Look for portfolios that show clean spec files under the spec directory and reusable shared examples that reduce duplication across the test suite. Uma can run instant video interviews and build shortlists with side-by-side comparisons to help you identify the best fit.

  • Check for evidence of nested context blocks that structure complex scenarios and make the test output readable for debugging.
  • Verify that the candidate uses allow and expect syntax correctly to define method stubs and message expectations for collaborators.
  • Confirm they produce readable test output using RSpec formatters during local runs and continuous integration pipelines.

Step 3: Interview your top choices

Discuss how the candidate structures example groups and handles dependencies in large Ruby applications. Schedule and conduct these interviews within Upwork Messages to receive an immediate transcript and summary after each session.

  • Ask how they use shared contexts and include_examples to reuse setup logic across multiple spec files without code duplication.
  • Question their approach to filtering and limiting test execution using supported rspec command options during development.
  • Explore their strategy for maintaining deterministic tests when external services or databases are involved in the test environment.

Step 4: Agree on scope and begin work

Define specific deliverables such as executable RSpec examples and updated mock definitions for your project dependencies. Use Upwork Messages and the contract workroom for communication and project management, plus identity verification, payment protection, hourly tracking, and project funds for security.

  • Set milestones for drafting spec files that describe behavior and iterating until all expectations pass successfully.
  • Require a rake or runner-ready test suite that executes via the rspec command against your target application files.
  • Agree on the format for test run reports to ensure the output supports efficient debugging and code review processes.

Upwork is not affiliated with and does not sponsor or endorse any of the tools or services discussed in this article. These tools and services are provided only as potential options, and each reader and company should take the time needed to adequately analyze and determine the tools or services that would best fit their specific needs and situation.

The rates and information provided in this article are based on current data and industry sources available at the time of publication. Freelance rates can vary depending on factors such as experience, location, project scope, and market conditions. Readers are encouraged to conduct their own research to confirm current rates and trends, as this information may change over time.

How much does hiring an RSpec specialist cost?

$500-$1,500 per project is a typical range for focused RSpec specialist work. Final pricing depends on scope, technical complexity, required integrations, source-material quality, revision needs, and the freelancer's experience level.

Test suite audit

$500-$1,200/project

Entry-level to mid-level
  • Identified gaps in current spec coverage
  • Prioritized list of specs to update or add
  • Corrected syntax errors in existing spec files

Shared example library

$1,200-$2,500/project

Mid-level
  • Defined shared_context blocks for common setups
  • Created include_examples for repeated behavior checks
  • Usage guide for integrating shared specs into new tests

Mock configuration

$2,500-$4,500/project

Mid-level to senior-level
  • Configured allow(...).to receive(...) for method stubs
  • Set expect(...).to receive(...) for critical interactions
  • Verified deterministic results using rspec-mocks doubles

Full spec implementation

$4,500-$8,000/project

Senior-level
  • Authored describe/context/it blocks for core features
  • Updated .rspec file with custom formatter options
  • Validated rspec command execution in pipeline

Complex behavior verification

$8,000-$14,000/project

Expert-level
  • Built instance_double structures for deep dependency isolation
  • Structured complex context blocks for edge cases
  • Analyzed test run times and optimized slow examples

Frequently asked questions

Is hiring an RSpec specialist worth it?

For most businesses, yes: hiring an RSpec specialist is worthwhile. This expert writes precise Ruby test suites that catch bugs before deployment and keeps the codebase maintainable as features grow. You avoid the technical debt of brittle tests by having someone configure deterministic mocks and reusable shared examples.

How do I evaluate RSpec specialist candidates?

Review their spec files to see if they structure tests with clear describe and context blocks that isolate specific behaviors. Look for correct use of rspec-mocks, such as defining message expectations with expect(object).to receive(:method_name) rather than relying on fragile integration tests.

What deliverables does an RSpec specialist produce?

An RSpec specialist authors executable Ruby spec files and configures the .rspec project file for consistent test runs. They also submit reusable shared examples and set up formatters that generate readable output for debugging and CI reviews.

How does an RSpec specialist handle external dependencies in tests?

They use rspec-mocks to create test doubles and stubs that isolate the unit under test from databases or APIs. This approach allows them to define specific method responses with allow(object).to receive(:method_name) so tests run deterministically.