Freelance Software Development Jobs

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Custom Website Development for software house

Custom software & web development website design and development required, a fully custom design, high-performance, SEO Optimized website built from scratch using modern technologies (No WordPress or templates). Please provide examples of similar custom build websites you have built as references. Required Pages: (NOT FULL Description - Will discuss) • About Us • Services (Multiple service pages) • Solutions (Multiple solution pages) • Technologies (Multiple solution pages) • Portfolio / Projects (Multiple Project profiles) • Careers • Blog • Live Chat • Social Media Integrations • FAQ • Contact Us & more Preferred Tech Stack: • Frontend: React, Next.js, Angular, HTML5, CSS3, Tailwind, Material UI (mobile-first, responsive, SEO Optimized) • Backend: Node.js, PHP, Python, .NET, or Ruby with secure REST APIs ( Or similar, modern) • Databases: MySQL, MongoDB, DynamoDB, Redis, Redshift, OpenSearch • AI/ML (Preferred): TensorFlow, PyTorch, LangChain, OpenAI integrations I will share some reference websites

Software Development Support

We are a IT Service company that helps developers to find more opportunity to get hired. Actually, developers need helps for their security and identification. Now, we're looking for supporters (who are living in EU countries) in various fields to help developers.

Software Developer for Interviews & Client Communication

I’m looking for a software developer who is fluent in both English and Spanish and also has strong social and communication skills. This role combines technical knowledge with people skills, including handling meetings such as interviews and communicating with clients or candidates. You will represent the project in conversations, conduct or assist with interviews, and support basic coordination while also having a solid background in software development. Requirements - Fluent in English and Spanish - Minimum 2–3 years of experience in software development - Strong communication and social skills - Comfortable leading or participating in interviews and meetings - Professional, reliable, and organized Responsibilities - Conduct and manage interviews - Communicate with candidates and clients in English and Spanish - Participate in technical discussions when needed - Schedule meetings and handle follow-ups Skills Required - Software Development - Interviewing - Communication - Bilingual (English/Spanish)

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Enterprise Rota / Workforce Management Software

Who Should Apply Established software vendors or SaaS providers Companies with existing workforce / rota management platforms Experience supporting 24×7 or critical operations (broadcast, healthcare, aviation, utilities, SOCs, etc.) Not suitable for: Individual freelancers Greenfield software builds Simple HR or small-business scheduling tools What to Include in Your Response Company background and years in operation Description of your existing product Examples of similar deployments Hosting model and security approach Integration capabilities Licensing model and indicative pricing Implementation approach and timelines We are a broadcast television network operating 24×7×365 and are seeking proposals from established software companies offering an existing rota / workforce management platform. This is not a request for custom development from scratch. We are specifically looking for proven, production-ready software with successful deployments in complex, mission-critical environments. About Us Industry: Broadcast Television Staff size: ~500 employees Operation: Continuous 24×7×365 Rotas managed at department level with central oversight What We Are Looking For An enterprise-grade Rota / Workforce Management System capable of handling complex operational staffing requirements. Core Functional Requirements: Creation, editing, publishing, and amendment of rotas Support for complex shift patterns: Day / Night Rotating shifts On-call Overtime Split shifts Department-level rota management Staff assigned to multiple departments Leave and status tracking: Annual leave Sick leave Training Deployment Overtime Real-time visibility of staffing coverage Alerts for understaffed or overstaffed shifts Role-based access control Web-based system (browser access) Mobile or tablet access for rota viewing (preferred) Reporting & Compliance: Attendance and absence reporting Overtime usage reports Staffing coverage reports Export to CSV / Excel / PDF Full audit trail of rota changes and approvals Integration & Scalability: Support for 500+ users High availability suitable for 24×7 operations API or integration capability Experience integrating with: SAP (HR / Payroll / Time Management) – highly desirable Access control systems – desirable Security & Hosting: Role-based permissions Secure access controls Data encryption in transit and at rest GDPR / data protection compliance Cloud or on-premise deployment options (to be specified) Training & Support: Administrator and coordinator training Onsite or remote training options Ongoing support and maintenance Defined SLAs and escalation procedures Next Steps Shortlisted vendors will be invited to: Receive a detailed RFP Participate in a solution walkthrough / demo Submit a formal commercial proposal

Video editor - Software product demo

I need a skilled video editor who can create software product demo (2 minutes) of my upcoming AI software product, RealExate. I will provide the footages, and you will create the video in a minimalistic style. If you can showcase any relevant software product demo videos you created, please share the portfolio links. Budget: 50 USD.

Connect ebay store with Auto DS software

Hi I am looking for a person who can upload high quality products in bulk onto my eBay store via Auto Ds software. not looking to list items manually but to list quality products from women's jewellery products to beauty products. I would like this setting up so its automated and less hands on, meaning orders are sent, ordered, dispatched, tracking numbers provided, automated feedback notifications sent to customers etc. Also need all policies to be created from returns, shipping and payments. Please make this as much automated as possible so stock levels are automatically adjusted along with price changes. price range of items that I would like to sell would be between £10-£1,000. All listings should have the store template so it looks more professional.

I need TRIZ software programs

I need a person who can help me to download/buy TRIZ software tools, and related documents for latest version. Here is a list which I need now. - innovator 5.0 - goldfire innovator 5 - invention - techoptimizer 3.5 - techniques 5.0 If you help me to get a free version for above tools, then I will pay bonus.

Need a developer for my website development

I need a developer for my website development. I lost my previous developer so the project is stopped. Now I wanna restart it and need developers now. If you have good experience in React, please contact me. Look forward to your proposal.

Senior Software Engineer - Long Term Collaboration

This is Long Term collaboration in Software Development Looking for an experienced Senior Software Engineer Collaborators who can design, build, and maintain scalable software systems based on United States. You will play a key role in technical decision-making, system architecture, and mentoring junior engineers while collaborating closely with product, design, and infrastructure teams. Key Responsibilities - Design, develop, and maintain scalable and reliable software applications. - Lead technical design discussions and contribute to system architecture decisions. - Write clean, maintainable, and well-tested code. - Review code and mentor junior and mid-level engineers. - Collaborate with cross-functional teams to deliver high-quality products. - Troubleshoot production issues and optimize system performance. - Contribute to continuous improvement of development processes and best practices. Required Qualifications - Strong software engineering experience in modern development environments - Proficiency in at least one major programming language (e.g., JavaScript, Python, Go, Java, or similar) - Strong understanding of system design, APIs, and distributed systems - Experience with cloud platforms (AWS, GCP, or Azure) - Solid understanding of databases (SQL and/or NoSQL) - Experience with CI/CD pipelines and version control systems (Git) - Strong problem-solving and communication skills Nice to Have - Experience working in high-growth startups or product-focused companies - Experience with microservices architecture - Knowledge of containerization (Docker, Kubernetes) - Exposure to blockchain or Web3 technologies (optional but a plus) What We Offer - Competitive compensation - Flexible work environment - Opportunity to work on impactful and innovative products - Career growth and leadership opportunities Location US Remote

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I am looking for React developer

I’m looking for an experienced React web developer who can help me finish a project I’m already working on. The project is partly done, built with React, and I need someone who can jump in, understand the existing code, and help complete the remaining work. Nothing from scratch — the foundation is already there. I’m looking for someone who: ~Has solid experience with React ~Is comfortable reading and working with existing code ~Knows modern JavaScript and frontend basics well ~Can fix bugs, finish features, and clean things up where needed ~Communicates clearly and gives regular updates

Software Tester / QA Engineer

Job Description We are looking for a detail-oriented Software Tester (QA Engineer) to ensure the quality and reliability of our software products. You will work closely with developers and product managers to identify bugs, improve performance, and deliver high-quality applications to users. Responsibilities Analyze requirements and create test plans, test cases, and test scenarios Perform manual and/or automated testing of web and mobile applications Identify, document, and track bugs using defect tracking tools Execute functional, regression, integration, and system testing Collaborate with development teams to resolve issues Ensure software meets quality standards before release Participate in reviews and provide feedback on product usability Requirements Bachelor’s degree in Computer Science, IT, or a related field (or equivalent experience) Experience in software testing or quality assurance Knowledge of SDLC and STLC Familiarity with testing tools (e.g., Selenium, JIRA, TestRail, Postman) Basic understanding of SQL and APIs (preferred) Strong analytical and problem-solving skills Good communication and documentation skills

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Technical Interview Specialist (Senior Software Engineer Level)

We are looking for a highly skilled technical interview handler with strong coding expertise and excellent communication skills to support long-term collaboration. This role focuses on conducting professional technical interviews, evaluating real-world coding ability, and providing fair, structured feedback. Responsibilities: -Conduct technical interviews for frontend, backend, and full-stack roles -Evaluate candidates’ coding skills, system design, and problem-solving ability -Ask practical, real-world questions (not trivia-based) -Review live coding exercises, take-home tests, and code samples -Assess soft skills, professionalism, and behavior during interviews -Provide clear, unbiased interview feedback and hiring recommendations -Collaborate with hiring managers to refine interview standards -Maintain confidentiality and ethical interviewing practices

I need 3D desiger using solidworks software

We are seeking a proficient 3D designer with expertise in SolidWorks to assist in the development of innovative designs for our upcoming projects. The ideal candidate will possess a strong understanding of 3D modeling, simulation, and product visualization. Responsibilities include creating detailed 3D models, assemblies, and technical drawings, as well as collaborating with our engineering team to refine concepts. A keen eye for detail and creativity is essential. If you are passionate about design and possess a solid background in SolidWorks, we encourage you to submit your proposal for consideration.

Video Editor - Software product Demo

PROJECT OVERVIEW: I need a professional demo video (2-3 minutes) for WalletDiscover, a desktop cryptocurrency wallet recovery application. The video will highlight our unique "Manual Search Method" feature and be used for marketing on our website and YouTube channel. ABOUT THE APP: WalletDiscover is a professional tool for authorized wallet recovery. It supports Bitcoin, Ethereum, Solana, and other major networks. The app has 2 search modes, but we want to focus on the Manual Method of ultimate pricing version for this video. KEY FEATURE TO HIGHLIGHT (Manual Method): - Users can specify exact private key ranges to search - Customizable search patterns and parameters - Sequential or random scanning within defined ranges - Real-time statistics and progress tracking - Professional UI with live wallet generation display YOUR TASK: 1. Ensure the app functions correctly at a resolution of 1280 x 720 on your operating system. 2. Test the Manual Search Method specifically: - Navigate to the mode selector - Configure a small range (e.g., 100-1000 keys) - Start a test scan - Observe the statistics and UI behavior 3. Record 3-5 minutes of raw footage showing: - Installation process (optional) - Main interface overview - Manual Method configuration screen - Active scanning with live statistics - Results panel and activity log Note: No account creation required. If you're ready, I am prepared to provide the license key for the ultimate version, valid for one day. 4. Using your recorded footage (and any additional footage I provide), create a professional 2-3 minute demo video that includes: Required Elements: ✓ Opening title card with WalletDiscover logo ✓ Brief intro (5-10 seconds): "What is WalletDiscover?" ✓ Main focus (60-90 seconds): Manual Search Method demonstration - Show the mode selection - Highlight customization options - Display live scanning action - Emphasize speed and statistics ✓ Secondary features (20-30 seconds): Quick overview of other modes ✓ UI/UX showcase (15-20 seconds): Clean interface, professional design ✓ Call-to-action ending (5-10 seconds): Download link + website Technical Requirements: - Resolution: 1080p (1920x1080) minimum - Frame rate: 30fps or 60fps - Length: 2-3 minutes - Aspect ratio: 16:9 (horizontal) - Audio: Background music (royalty-free, upbeat/tech style) - Captions: Key feature callouts and text overlays - Transitions: Smooth, professional (not overly flashy) - Color grading: Match the app's dark theme (navy/green accent colors) Style Reference: Think modern SaaS product demos - clean, professional, focused on functionality. Similar to: Notion, Figma, or VS Code demo videos. DELIVERABLES: 1. Raw footage files (3-5 minutes of app screen recordings) 2. Final edited video (MP4, 1080p) 3. Project file (Premiere/Final Cut/DaVinci - optional but appreciated) 4. 2 revisions included WHAT I'LL PROVIDE: - WalletDiscover logo (PNG, transparent background) - Website URL and download link - Support during testing if you encounter issues REQUIREMENTS: ✓ Portfolio with 2-3 similar software/app demo videos ✓ Proficiency in Adobe Premiere, Final Cut Pro, or DaVinci Resolve ✓ Experience with screen recording editing and motion graphics ✓ Ability to run desktop applications for testing (Windows/macOS/Linux) ✓ Good understanding of pacing and storytelling for product demos ✓ Available for 1-2 revision rounds

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We are looking for experienced Blockchain developer

We are seeking a highly skilled Blockchain developer with a robust background in decentralized technologies and smart contract development. The ideal candidate should possess extensive knowledge of blockchain protocols, cryptographic principles, and consensus algorithms. Experience with platforms such as Ethereum, Hyperledger, or Binance Smart Chain is essential. The developer will be responsible for designing, implementing, and optimizing blockchain solutions tailored to our specific needs. A strong understanding of security practices and proficiency in relevant programming languages such as Solidity or Go is required. Join us in pioneering innovative blockchain applications!

Mobile App Developer

ABOUT THE ROLE We are building a mobile app that merges private asset portfolio management with exclusive, automated community features. We have a functioning prototype in Lovable, but need to make it a mobile app and will need ongoing development here. We need a Moblie developer with experience using AI-tools (Cursor, etc) to take our current technical foundation and turn it into a world-class consumer experience. This starts as a contract role with a clear path to becoming a core member of the engineering team as we scale. THE PROJECT You’ll be working directly with our founding engineer to stabilize our backend, implement complex data integrations, and polish the mobile UX for an upcoming launch. - Portfolio Management: A utility where users track real-time asset values, 5-year forecasts, and ownership cost curves. - Automated Communities: A subscription-based social layer that auto-places users into niche groups based on their portfolio data and location. TECH STACK - Framework: Flutter or React Native (open for suggestions) - Backend/Data: Supabase - Tools: AI-assisted development (Cursor, etc.) for rapid iteration WHAT WE’RE LOOKING FOR - Required: - Experience shipping high-quality apps. - Ability to work with data-heavy interfaces (charts, trends, forecasts). - Experience with AI-assisted development (Cursor, etc.) to move fast and maintain high output. - High ownership: you can handle ambiguity and ship reliable code independently. - Nice to Have: - Previous experience building social features (feeds, real-time updates). WHAT WE OFFER - Starting Out: - Hourly rate based on experience. - Flexible, fully remote hours. - Direct collaboration with the founding team. - Growth Path: - The opportunity to join as a core early engineer post-raise. - Potential for equity as the team scales. - Ownership over a platform with a roadmap to hundreds of thousands of users. HOW TO APPLY Send us: - Portfolio and links to relevant Mobile App work. - Your experience with AI coding tools. - Hourly rate expectation - When you can start - Weekly availability for the next 1–2 months. - Bonus: A link to a GitHub profile or live mobile projects you’ve contributed to.

Blockchain Developer Needed

We are seeking a proficient Blockchain Developer with expertise in Ethereum, Solidity, and Next.js to architect and implement a decentralized application (dApp). The ideal candidate will possess a strong background in developing and deploying smart contracts, demonstrating knowledge of gas optimization and security protocols. Proficiency in frontend development using Next.js and TypeScript, along with UI styling via Tailwind CSS, is essential. The candidate will integrate MetaMask for wallet authentication and facilitate seamless on-chain interactions. Previous experience with ERC standards and production dApps is preferred. This is a remote, one-time project with potential for ongoing collaboration.

Looking for frontend Vue3 developer

Looking Vue 3 front end developer for below activities / scope - UI upgrade - Develope code based on the backend code for chat - Improve designs - Fix the issues from the exisiting code

Website development and designing

We are seeking a proficient web developer and designer to create a visually appealing and user-friendly website. The project entails designing an engaging layout, optimizing user experience, and ensuring mobile responsiveness. The ideal candidate should possess expertise in HTML, CSS, JavaScript, and popular frameworks. Additionally, knowledge of SEO best practices is essential to enhance search engine visibility. We aim to establish a dynamic online presence that reflects our brand identity and engages our audience effectively. Timely delivery and attention to detail are paramount.

I need a experienced frontend developer.

What you’ll do: Build and improve frontend features based on business needs Write clean, reliable, and well-tested code Work on the full development process: from requirements to release and bug fixes Review other developers’ code and help keep quality high Join planning and technical discussions and share your ideas Work closely with designers, product, and backend engineers Follow best practices like DRY and SOLID Help define APIs, performance goals, and caching strategies Suggest better tools, architecture, and frontend standards Mentor teammates and share knowledge What you need: 6+ years of experience building large frontend apps (SPA, SSR, hybrid) Strong JavaScript and TypeScript skills Solid experience with React (18+), Next.js, and monorepos Good knowledge of HTML, CSS, and browser APIs Experience with state management (Redux, Zustand, Context) Understanding of Node.js basics and performance Familiar with design patterns and clean code principles Experience with CI tools and workflows Comfortable working end-to-end and with backend teams Experience doing code reviews Good communication skills and teamwork Comfortable reading and speaking English What we offer: Fully remote work with flexible hours All required equipment and tools Monthly performance bonuses Mental health support Game discounts every two months Seniority rewards (extra days off and anniversary bonuses)