Debugging is the process of finding and resolving errors or defects in a system, application, or computer code. It is an essential tool to ensure the development process runs smoothly and efficiently. A Debugging Expert has many years of experience working with debugging, troubleshooting, and software testing. They use a variety of tools and techniques to identify errors. It can help optimize your system, find any underlying issues, and enhance your overall user experience.

The expertise that our Debugging Expert can offer you is invaluable:

- Help debug existing applications and making them more efficient

- Troubleshoot issues within applications

- Resolve technical problems with code optimization

- Identify any potential security vulnerabilities

- Identify and resolve potential bug issues

Here's some projects that our Debugging Experts made real:

  • Solving complex code problems in multiple languages such as C++, Java, Python and Swift
  • Debugging application functionality across various software platforms
  • Resolving geolocation and Woocommerce issues
  • Enhancing the security of an existing system by identifying weak points in the source code
  • Fixing errors involving notification mechanisms based on given IDs

At Freelancer.com our expert Debugging Expert has consistently delivered excellent results to many satisfied clients. Our dedication to proactively finding potential problems is why so many companies choose us. If you're looking for a reliable professional to streamline your applications or fix errors within them then invite you to post your project and hire a Debugging Expert on Freelancer.com today!

From 36,142 reviews, clients rate our Debugging Experts 4.9 out of 5 stars.
Hire Debugging Experts

Debugging is the process of finding and resolving errors or defects in a system, application, or computer code. It is an essential tool to ensure the development process runs smoothly and efficiently. A Debugging Expert has many years of experience working with debugging, troubleshooting, and software testing. They use a variety of tools and techniques to identify errors. It can help optimize your system, find any underlying issues, and enhance your overall user experience.

The expertise that our Debugging Expert can offer you is invaluable:

- Help debug existing applications and making them more efficient

- Troubleshoot issues within applications

- Resolve technical problems with code optimization

- Identify any potential security vulnerabilities

- Identify and resolve potential bug issues

Here's some projects that our Debugging Experts made real:

  • Solving complex code problems in multiple languages such as C++, Java, Python and Swift
  • Debugging application functionality across various software platforms
  • Resolving geolocation and Woocommerce issues
  • Enhancing the security of an existing system by identifying weak points in the source code
  • Fixing errors involving notification mechanisms based on given IDs

At Freelancer.com our expert Debugging Expert has consistently delivered excellent results to many satisfied clients. Our dedication to proactively finding potential problems is why so many companies choose us. If you're looking for a reliable professional to streamline your applications or fix errors within them then invite you to post your project and hire a Debugging Expert on Freelancer.com today!

From 36,142 reviews, clients rate our Debugging Experts 4.9 out of 5 stars.
Hire Debugging Experts

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    24 jobs found

    My Revolution Slider has suddenly vanished from the front-end after I installed a new plugin. The slides, images, and navigation simply don’t render—just empty space where the slider should appear—while the rest of the page loads as usual. Nothing else on the site was changed, so I’m convinced there’s a conflict introduced by that recent installation. I need someone who can jump in right away, trace the conflict, and bring the slider back without disrupting any other part of the site. Your job is to: • Diagnose why the slider is not displaying (conflicting plugin, script error, outdated Slider Revolution version, or server setting). • Apply the fix—whether that means adjusting settings, modifying code, or isolating the offending plugin&mdas...

    $13 Average bid
    $13 Avg Bid
    80 bids

    Senior Unity Developer Needed – Upgrade Existing Live Multiplayer Game App (Google Play & iOS) Project Overview We are looking for an experienced Senior Unity Developer to help us upgrade and improve an existing mobile gaming application. The app is already live on both Google Play and the Apple App Store. The backend, infrastructure, and overall project structure are already completed and working. This is not a new app development project — we are looking for a skilled developer who can understand an existing Unity project and implement important upgrades, fixes, and new features. The project was developed using Unity (earlier Unity versions), so experience working with existing Unity projects, upgrading systems, debugging, and maintaining production-level mobile games...

    $6 / hr Average bid
    $6 / hr Avg Bid
    82 bids

    We are looking for a skilled Full Stack Developer based in Kerala, India, with 3 to 4 years of experience to help finalize and polish a web application project. The ideal candidate will be responsible for fixing existing UI issues, improving responsiveness, performing end-to-end testing, and ensuring the application operates smoothly across both front-end and back-end components. Key Responsibilities: * Identify and resolve layout, styling, and user interface bugs to deliver a clean, responsive user experience. * Conduct thorough testing across multiple browsers and devices to identify and fix functional issues. * Debug and optimize front-end HTML/CSS/JavaScript and back-end PHP/MySQL logic where required. * Work closely to ensure all workflows and database interactions perform reliably...

    $312 Average bid
    $312 Avg Bid
    163 bids

    Programming Foundations Trainer Role purpose Teach every student to write, read, test, and debug real programs. The emphasis is on reasoning about code, working methodically from evidence, and detecting plausible defects in human- or machine-generated work. Topics you will lead 1. Values, types, and expressions 2. Control flow 3. Functions and decomposition 4. Collections and iteration 5. Strings and structured text 6. Errors, exceptions, and failure 7. Files, input, and output 8. Objects and data modelling 9. Testing your own code 10. Debugging methodically 11. Reading and correcting generated code 12. Building a complete program end to end Subject-specific profile - Strong command of at least one beginner-appropriate general-purpose language, preferably Python, and the ability to se...

    $31 / hr Average bid
    $31 / hr Avg Bid
    125 bids

    I’m finalising the hardware for a new piece of wearable technology and now need the firmware that will bring it to life. The sole purpose of this first release is health monitoring, so everything you write should focus on gathering and processing the following signals with medical-grade accuracy and minimal power draw. 2. What Is Already Completed (Do NOT Redo) 2.1 Hardware Design Deliverables (Final) - COMPLETED The following have been completed and reviewed: ●Final schematic design (Altium) ●ESD / EMI protection design ●Power tree & power integrity design ●RF separation strategy (LTE / GNSS / BLE) ●GSM + GNSS + sensor integration plan ●Final 4-layer PCB layout (controlled impedance) ●PCB stack-up definition ●BOM with alternates & footprint expectations ●Power IC replacemen...

    $260 Average bid
    $260 Avg Bid
    23 bids
    Fix Django Blog Errors
    4 days left
    Verified

    I have a small Django blog project that suddenly stopped working after I moved it to a new environment. What has to be done • Pull the repo, reproduce the errors, and audit settings (INSTALLED_APPS, TEMPLATES, DATABASES, STATIC, etc.) • Restore template discovery so every page renders without exceptions • Resolve all migration issues and ensure `python migrate` completes on a clean database as well as an existing one • Make sure the Django admin loads, authenticates, and behaves normally • Start the application with `runserver` (or the provided WSGI/ASGI entry point) and confirm zero runtime errors • Hand over a concise report outlining what was broken, what you changed, and any follow-up recommendations Please describe the approach you intend t...

    $93 Average bid
    $93 Avg Bid
    231 bids
    Synergy Trello API Sync Audit
    3 days left
    Verified

    I have a custom integration that keeps Total Synergy and Trello in sync through their public REST APIs. Lately, I’ve spotted dates drifting out of alignment, so the immediate objective is to pinpoint where the sync is breaking down – I’m not chasing speed improvements yet, just accuracy. Your task will involve: - Checking that the webhooks are functioning properly based on the required functionality. - Analyzing and ensuring accurate database syncing between Total Synergy and Trello. - Debugging any issues you uncover with explanations provided. This is a one-time fix. However, if your work is excellent and meets expectations, there is an opportunity for another job within the same system involving changes and further debugging. Deliverables: • Ensure all noted di...

    $100 Average bid
    $100 Avg Bid
    157 bids

    I’m packaging my Chrome browser extension into a ZIP, but as soon as the scheduling-appointments flow triggers I hit this message: [Po,] Direct API error: am is not defined – falling back to form submit Everything else in the build compiles, yet this single JavaScript/API issue blocks the booking step and breaks the user journey. I need someone who can dive straight into the extension’s source (Manifest V3, background/service scripts, content scripts, any React/Vanilla JS modules) and trace why the variable or module alias “am” isn’t being picked up during the API call. Please be ready to: • Debug and patch the offending code, whether it’s a scope/import problem, async timing issue, or bundler misconfiguration. • Re-package the ext...

    $92 Average bid
    $92 Avg Bid
    220 bids

    My in-house Chrome extension suddenly refuses to load at all—no icon, no background processes, nothing. I need an experienced extension developer to step in, pinpoint the cause, and restore full functionality. You’ll get access to the current source (manifest v3), the last working build, and a short screen-capture of the failure in Chrome 125. If third-party conflicts or API deprecations are involved, I’d like a brief note so I can avoid repeating the problem on future updates. Deliverables: • Diagnose and document the root cause of the “extension not loading” issue. • Supply corrected code and a compiled .crx or unpacked folder ready for testing. • Confirm the fix works on the latest stable Chrome for Windows and macOS. No UI red...

    $27 Average bid
    $27 Avg Bid
    46 bids

    I’m getting ready to spin up a prototype and need an experienced PCB designer to turn my schematic into a clean, single-layer board that will end up larger than 10 cm × 10 cm. I’ll provide the circuit diagram along with a few placement preferences; from there you’ll handle footprint selection, component placement, manual or auto-routing (whichever gives the most reliable results on a single copper layer), and all the usual design-rule checks. Because this is strictly for prototyping, I’m less worried about space savings and more concerned with trace clarity, manufacturability, and easy debugging. Standard through-hole parts dominate the BOM, but a couple of SMD footprints may appear—nothing exotic. If you normally work in KiCad, Altium Designer, or Eagl...

    $216 Average bid
    $216 Avg Bid
    103 bids

    I need a seasoned electrical / electronics engineer to take a voltage stabilizer for industrial equipment all the way from concept to a bench-tested prototype. The unit must accept anything from 200 V to 480 V on the input side. What I am expecting from you: • A complete schematic with component selections that balance reliability and cost. • Simulations (LTspice, PSpice or equivalent) that verify thermal behavior, transient response and overall regulation. • PCB layout files (Altium, KiCad or similar) ready for fabrication, with clear creepage / clearance and EMI considerations. • A detailed bill of materials, including alternative parts in case of supply issues. • Assembly and test procedures so I can replicate your bench results and move to pilot produc...

    $2056 Average bid
    $2056 Avg Bid
    16 bids

    I need a test engineer who can run comprehensive manual functionality tests on a mobile application before its next release in Singapore. The job revolves solely around hands-on, exploratory and scripted testing—no automation or performance work is in scope. Your work should uncover functional defects, edge-case issues and any regressions that could affect end users on common mobile devices. Mobile Device & Network Testing Conduct pre-launch and field testing for mobile devices, including smartphones, FWA (Fixed Wireless Access) routers, and IoT devices. · Perform stationery and mobility tests for 5G/4G LTE/VoLTE/VoWiFi/5G across different network conditions. · Analyze network KPIs, coverage, throughput, call drop rate, handovers, and VoNR-MOS ...

    $20 Average bid
    $20 Avg Bid
    21 bids

    This assignment centers on programming and configuration within Siemens TIA Portal, with the sole focus on PLC programming for an S7-1200 family controller. I will provide the I/O list, functional description, and any existing tag tables; the task is to turn those documents into a clean, fully commented project that compiles and runs without errors. Key activities include building all required OBs, FCs, and FBs, structuring data blocks for readability, and handling basic diagnostics. If you prefer PLC-Sim for initial validation, that is perfectly acceptable and remote testing access can be arranged afterward on the real hardware. Deliverables • TIA Portal project file (.ap17 or earlier on request) • Annotated source code with English comments • Exported tag list in X...

    $29 Average bid
    $29 Avg Bid
    13 bids

    I’m extending an existing cross-platform mobile application and need a seasoned developer who is comfortable shipping the same experience on Android and iOS. The core tasks I’d like you to tackle next are: • Local scheduled and repeating notifications that persist reliably across both operating systems. • Speech-to-text for two distinct use cases: quick voice-note capture and real-time voice commands. • Text-to-speech with a choice between standard system voices and richer AI-generated voices. • Full Firebase wiring—email / social auth plus push notifications. • Razorpay-based payments, covering one-time purchases and renewable subscriptions. • Thorough testing and debugging on real hardware (not just simulators) before we submit t...

    $262 Average bid
    $262 Avg Bid
    82 bids

    I need a seasoned C/C++ developer to craft a Direct Memory Access application that runs reliably on Windows. The core requirement—beyond solid performance and stability—is an integrated automatic-update system so users never have to reinstall manually. We can cover the finer technical points one-on-one over Discord or email, but in broad strokes here is what will move the project forward: • A fully working Windows DMA executable written in C/C++ • An update mechanism that checks, downloads, and patches seamlessly • Clean, well-commented code that future developers can extend When you reply, please include: – A couple of DMA-related or similarly low-level projects you have completed – Your estimated timeline (no hard deadline on my side,...

    $452 Average bid
    $452 Avg Bid
    141 bids

    I need a front-end developer who can jump into my existing React codebase and repair the mobile layout. On both iPhone and Android handsets the homepage, all product/service pages, and the contact/info section lose their structure—columns collapse in odd places, spacing and alignment go off, and certain components spill past the viewport. Tablet view looks fine, so the issues appear confined to phone-sized breakpoints. You’ll be working in plain React (no ) with styled-components controlling most of the presentation. I’ll grant repository access and a staging link so you can test changes in real time. My expectation is concise, standards-based CSS or styled-components updates—ideally using flexbox/grid tweaks and media queries rather than heavy rewrites. Deliverab...

    $16 Average bid
    $16 Avg Bid
    71 bids

    We are seeking a Senior Embedded Firmware Engineer or Small Embedded Systems Team to extend and integrate an existing commercial embedded firmware platform for a new hardware revision. This is not a greenfield project. The successful candidate will work with an established embedded C firmware platform and will be responsible for understanding the existing architecture, implementing support for new hardware, integrating new functionality, and delivering production-quality firmware. Responsibilities: Review and understand an existing embedded firmware codebase. Develop and integrate firmware for new hardware components. Implement and debug embedded firmware. Work with RTOS-based embedded systems. Develop and maintain communication interfaces including SPI, I²C, UART/RS-422, and E...

    $5016 Average bid
    $5016 Avg Bid
    62 bids

    I'm looking for a senior Smart TV developer who can quickly launch my streaming application on both LG webOS TV and Samsung Tizen TV. This is not a project for beginners. Please apply only if you have successfully published TV applications to the LG and Samsung app stores. Requirements Strong experience with LG webOS TV development Strong experience with Samsung Tizen TV development Experience publishing apps to both TV stores Excellent knowledge of TV remote navigation and focus management Experience with video streaming applications (HLS, DASH, MP4) Experience debugging and optimizing TV applications Ability to resolve store submission and certification issues quickly Good English communication Responsibilities Review the existing application Fix any platform-specific issues Prepa...

    $141 Average bid
    $141 Avg Bid
    57 bids

    I need a fully-configured OpenKore setup that can handle automated farming, leveling, and item collection on different Ragnarok Online private server and, ideally, on other private servers I may switch to later. The configuration should work whether the target is pre-renewal, renewal, or a heavily customised build, so flexibility and clean documentation are key. What I expect: • A ready-to-run OpenKore folder with all necessary configuration files, macros, and plugins already in place for the current server. • Clear instructions on how to tweak server-specific parameters so I can reuse the same core setup on future private servers without starting from scratch. • Stable behaviour during long “botting” sessions, with automatic reconnection, smart path-finding, an...

    $10 Average bid
    $10
    15 entries

    I have a 2021 Rec Room project that no longer boots cleanly. Installation fails, runtime errors pop up, and overall performance has taken a noticeable hit. I can share the full source through Google Drive as soon as we start. What I need: • Debugging errors that stop the build from launching • Light performance tweaks once everything is running Deliverables: 1. A fully working build that opens without error 2. Clearly commented code or a short change-log explaining every fix and update you applied. 3. A quick rundown (video call or written summary) of any future-proofing steps I should know. Because I’m working off a small personal budget—about $150 total—I’d like to agree on milestones upfront so we both stay on track. If this sounds doable, let ...

    $140 Average bid
    $140 Avg Bid
    63 bids

    Hi, I’m looking for a highly experienced software engineer to collaborate with me on the project. The work involves creating and repairing advanced software-engineering tasks used to evaluate and train AI coding agents. Each task is based on a real GitHub repository, pull request, or commit and must include accurate instructions, strong regression tests, a correct oracle solution, reproducible Docker configuration, and complete metadata. I need someone who is strong in software architecture, Git, Docker, CI/CD, automated testing, and debugging across different programming languages. Experience with AI evaluation, coding agents, benchmark development, or adversarial test design would be especially valuable. The engineer must be able to identify subtle failures—such as mismatc...

    $147 Average bid
    $147 Avg Bid
    116 bids

    I have a beginner-level Java console assignment that I need completed quickly and cleanly. The task must run entirely from the command line, use only standard Java libraries, and follow clear, easy-to-read coding conventions so I can review and learn from the solution later. Here is what I need from you: • Fully working .java source files that compile and execute without modification. • In-line comments explaining the logic at each major step. • A short README (plain text is fine) with compile/run instructions and a brief overview of your approach. • Sample console input and the exact output your program produces, so I can verify the results on my machine. The assignment is small and should be perfect for someone comfortable with loops, conditionals, basic cla...

    $2 / hr Average bid
    $2 / hr Avg Bid
    47 bids

    Após atualizar meu projeto Java no NetBeans, passei a enfrentar erros de lógica que impedem o correto funcionamento do sistema de notas fiscais. O principal ponto crítico é o cálculo de impostos; algumas classes deixaram de se comunicar entre si e os resultados agora divergem do esperado. O que preciso: • Revisão do código para identificar e corrigir todos os erros de lógica introduzidos após a atualização. • Restauração do fluxo de comunicação entre as classes envolvidas no cálculo de impostos. • Testes unitários ou de integração que comprovem o funcionamento correto dessas rotinas. • Ajustes pontuais em outras partes afetadas, cas...

    $38 Average bid
    $38 Avg Bid
    22 bids

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