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New Software Solutions

<div>
 💎 Ruby on Rails Developer (Mid/Senior)
 
 
 📍 &Idot;stanbul / Ofiste
 
 🕓 Full-time
 
 
 &Scedil;irket Hakk&inodot;nda
 
 Yeni nesil yaz&inodot;l&inodot;m &ccedil;&ouml;z&uuml;mleri geli&scedil;tiren ekibimize g&uuml;&ccedil;l&uuml; bir Ruby geli&scedil;tirici ar&inodot;yoruz. Modern web teknolojilerini kullanarak, y&uuml;ksek &ouml;l&ccedil;ekli SaaS ve &ouml;zel yaz&inodot;l&inodot;m projeleri geli&scedil;tiriyoruz.
 
 
 Sorumluluklar
 
 &bull;	Ruby on Rails tabanl&inodot; web uygulamalar&inodot; geli&scedil;tirmek ve s&uuml;rd&uuml;rmek
 
 &bull;	API tasar&inodot;m&inodot; ve entegrasyon s&uuml;re&ccedil;lerinde aktif rol almak
 
 &bull;	Veritaban&inodot; (PostgreSQL/MySQL) tasar&inodot;m&inodot; ve optimizasyonu yapmak
 
 &bull;	Test yaz&inodot;m&inodot;, hata ay&inodot;klama ve performans iyile&scedil;tirmesi s&uuml;re&ccedil;lerinde yer almak
 
 &bull;	Tak&inodot;m i&ccedil;inde kod incelemeleri ve proje planlamalar&inodot;na katk&inodot; sa&gbreve;lamak
 
 
 Aranan Nitelikler
 
 &bull;	Ruby on Rails konusunda en az 2 y&inodot;l deneyim
 
 &bull;	RESTful API geli&scedil;tirme konusunda bilgi sahibi
 
 &bull;	Git versiyon kontrol sistemi kullan&inodot;m&inodot;
 
 &bull;	HTML, CSS, JavaScript gibi frontend teknolojilerine temel d&uuml;zeyde h&acirc;kim
 
 &bull;	SQL ve veritaban&inodot; optimizasyonu konular&inodot;nda tecr&uuml;beli
 
 &bull;	Temiz, s&uuml;rd&uuml;r&uuml;lebilir ve test edilebilir kod yazma al&inodot;&scedil;kanl&inodot;&gbreve;&inodot;
 
 &bull;	Tak&inodot;m &ccedil;al&inodot;&scedil;mas&inodot;na yatk&inodot;n, ileti&scedil;imi g&uuml;&ccedil;l&uuml;
 
 
 Tercihen
 
 &bull;	Docker, Redis, Sidekiq veya benzeri teknolojilerle deneyim
 
 &bull;	AWS, Heroku veya benzeri bulut platformlar&inodot;yla &ccedil;al&inodot;&scedil;ma deneyimi
 
 &bull;	CI/CD s&uuml;re&ccedil;lerine a&scedil;ina
 
 
 Biz Ne Sunuyoruz
 
 &bull;	Y&uuml;ksek etki alan&inodot; olan projelerde yer alma f&inodot;rsat&inodot;
 
 &bull;	&Ouml;&gbreve;renme ve geli&scedil;imi destekleyen dinamik bir ekip
 
 
 📩 Ba&scedil;vurular: info@new.com.tr
</div>

Ruby Developer

Crescive Games

<div>
 
 We are Crescive Games, the developer behind Twisted Tangle, downloaded by more than 50 million players worldwide!
 
 
 We are looking for a full time Senior Unity Game Developer to work on self published games.
 
 
 
 
 
 
 Responsibilities
 
 
 
 - Creating prototypes for new game ideas
 
 
 - Developing scalable and high performance games and features
 
 
 - Working independently or with a team on projects
 
 
 - Working together with product managers and designers for the game's campaign and providing live service support for the launched games
 
 
 
 
 
 
 Requirements
 
 
 
 - Strong experience and knowledge in Unity and C# development
 
 
 - A solid background in mobile game development
 
 
 - Knowledge of source control tools such as Git and Sourcetree
 
 
 - Familiarity with OOP, S.O.L.I.D and Design Patterns
 
 
 - Understanding mobile development environments(Android Studio, XCode)
 
 
 - Ability to write clean and readable code that can support rapid iteration
 
 
 - Familiarity with Agile Methodoligies such as Scrum
 
 
 - Intermediate English
 
 
 - Good Communication skills
 
</div>

Senior Game Developer

Sanction Scanner

<div>
 
 🚀 Join Sanction Scanner as a Senior .Net Developer!
 
 
 
 Are you an experienced developer with a strong foundation in .Net technologies and a desire to build world-class applications that make a global impact? Sanction Scanner -2x Deloitte EMEA Winner &amp; 3x Deloitte Fast 50 Winner- is on a mission to combat financial crime, and we're looking for a Senior .Net Developer to bring technical expertise and a problem-solving mindset to our team. If you're ready to dive into challenging projects, collaborate with innovative minds, and shape the future of RegTech, this role is for you!
 
 
 
 🌟 Why You'll Love Working with Us
 
 
 
 <ul>
 <li>
 Meaningful Impact: Help secure the global financial ecosystem from fraud and financial crime
 </li>
 <li>
 Innovative Environment: Work with cutting-edge technologies in AI and Machine Learning
 </li>
 <li>
 Professional Growth: Access mentoring, training, and opportunities to deepen your expertise
 </li>
 <li>
 Inclusive Culture: Join a team that values diverse perspectives and encourages innovation
 
 
 </li>
 </ul>
 
 📋 What You'll Be Doing
 
 
 
 <ul>
 <li>
 Collaborative Technical Design: Participate in technical design and application requirement analysis to align solutions with business needs
 </li>
 <li>
 End-to-End Development: Take applications from concept to deployment using .Net Core, ASP.NET MVC, and C#
 </li>
 <li>
 API Development: Create and maintain robust APIs, ensuring seamless integration across platforms
 </li>
 <li>
 Code Excellence: Write high-performance, reusable, and maintainable code, following best practices (OOP, SOLID, SOA)
 </li>
 <li>
 Testing and Quality Assurance: Conduct tests, including automated UI testing, to uphold application standards
 </li>
 <li>
 Front-End Development: Use HTML, CSS, and front-end tools to enhance user experience and adapt templates
 </li>
 <li>
 Performance Optimization: Optimize applications for speed, reliability, and scalability
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 
 🎓 What We're Looking For
 
 
 
 <ul>
 <li>
 Experience: Minimum 5 years in .Net Core, ASP.NET MVC, and C# development for enterprise applications
 </li>
 <li>
 Technical Skills:
 </li>
 <ul>
 <li>
 Expertise in ASP.NET Web APIs, JavaScript, jQuery, and client-side tools
 </li>
 <li>
 Familiarity with Git, OOP, Design Patterns, and NLayer Architecture
 </li>
 <li>
 Ability to write and conduct tests on code, with knowledge or interest in automated UI testing
 </li>
 </ul>
 <li>
 Front-End Knowledge: Skilled in HTML, CSS, and adapting front-end frameworks
 </li>
 <li>
 Bonus Skills:
 </li>
 <ul>
 <li>
 Background in financial or payment systems
 </li>
 <li>
 Experience with caching, optimization, and performance tuning
 </li>
 </ul>
 <li>
 Mindset: Innovative, detail-oriented, and proactive in bringing new ideas to the team
 
 
 </li>
 </ul>
 
 Benefits
 
 
 
 <ul>
 <li>
 A Competitive Compensation Package - NET Salary payment with additional fringe benefits
 </li>
 <li>
 A meal compensation that is actually enough for a decent &amp; nutritious lunch
 </li>
 <li>
 Inclusive Health Benefits - We are here for you with comprehensive support whenever you need it
 </li>
 <li>
 Strong Appreciation and Reward Culture - Your impact on Sanction Scanner's growth will be appreciated
 </li>
 <li>
 Digital Membership Support - A balance you can use for your digital memberships
 </li>
 <li>
 Learning never ends! Training budget to help you grow in your role, gain new skills, and learn new things!
 </li>
 <li>
 No Dress Code. Dress as you like
 </li>
 <li>
 Dream Team. Be a part of great team and grow together
 </li>
 <li>
 Software support. Subscription to any software you might need to perform at your best
 </li>
 <li>
 Experience an international work environment that fosters positive energy through a caring team
 </li>
 <li>
 Be a part of shaping the future of Sanction Scanner by joining our innovative creators
 
 
 </li>
 </ul>
 We provide equal opportunity to all, we do not discriminate based on gender, sexual orientation, disabilities, religion, or social origin.
</div>

Senior .NET Developer

knotpartners

Full-Stack Developer (Part Time &ndash; Project Based)We are seeking a talented Full-Stack Developer to support the product development of aiperas, an AI-powered platform that enables ERP users to access and analyze data through natural language. This is a part-time, project-based role suitable for someone who enjoys building clean, modern interfaces, works independently, and collaborates efficiently with a small, focused team.What You Will Do <ul><li>Create clean, modern, user-friendly interface components</li><li>Transform product requirements into intuitive UI layouts</li><li>Support the development of a simple and efficient chat-based experience</li><li>Collaborate with the backend and LLM integration team</li><li>Contribute to the improvement of our design system</li><li>Implement responsive UI for web-based applications</li><li>Work with streaming and real-time data using SSE or WebSocket-based communication</li><li>Build UI flows that interact with asynchronous, supervised operations running in the backend</li></ul>What We Are Looking For <ul><li>Strong experience in modern frontend development</li><li>Good knowledge of React or a similar framework</li><li>Experience with CSS frameworks or component libraries</li><li>Ability to turn wireframes into polished screens</li><li>Attention to detail and clean UI aesthetics</li><li>Experience with Next.js SSR, server-side data handling, and hydration flows</li><li>Familiarity with Redis, MongoDB, and ELK stack for debugging, logging, or data processing workflows</li><li>Experience collaborating with backend services built with Laravel / PHP Nice to Have</li><li>Experience in chat-based interfaces</li><li>Experience designing dashboards or data-heavy screens</li><li>Familiarity with LLM-based products</li><li>Practical experience using WebSockets, SSE, or real-time event pipelines in UI development</li><li>Good communication skills and availability for regular syncs</li><li>Ability to work independently and deliver on time</li></ul>Work Model <ul><li>Part time</li><li>Project-based (initial duration 3 to 6 months, with a high likelihood of extension)</li><li>Remote work</li><li>Flexible schedule</li></ul>How to Apply If you want to contribute to the next-generation AI-driven ERP experience, please share your portfolio and relevant project links.&#304;&#351; T&uuml;r&uuml;: Ge&ccedil;ici, Kontratl&#305; S&ouml;zle&#351;me s&uuml;resi: 3 ay

Full-Stack Developer

KoçDigital

<div>
 
 
 Who we are
 
 
 
 As Ko&ccedil;Digital, we combine strengths of Ko&ccedil; Holding to partner with our clients on their most complex digital challenges. Leveraging our Advanced Analytics and Internet of Things (IoT) solutions, we unlock tangible and lasting impact for its clients. Through Ko&ccedil;Digital Academy, our world class comprehensive training center on Advanced Analytics &amp; IoT, we enable our partners and customers.
 
 
 
 
 
 Here at Ko&ccedil;Digital, you&rsquo;ll have the chance to work with clients in every industry area. Ko&ccedil;Digital is a constellation of teams focused on driving practical results for clients by applying leading edge analytics approaches.
 
 
 
 
 
 
 Job Description
 
 
 
 We are seeking strong candidates with Software Developer skills to start an exciting career within Ko&ccedil;Digital with a focus on IoT to support research and development of innovative engineering products that will drive our company&rsquo;s growth in the future.
 
 
 
 
 
 
 
 
 
 Responsibilities
 
 
 
 &middot; Be part of the IoT platform development team
 
 
 &middot; Write clean, testable code using C# with .Net Core
 
 
 &middot; Act as a full-stack developer when required
 
 
 &middot; Develop &amp; test product features &amp; functionality
 
 
 &middot; Conduct code reviews and provide feedback to team members
 
 
 &middot; Discover, learn, and implement new technologies, best practices
 
 
 &middot; Improve scalability, stability, and efficiency of the product
 
 
 &middot; Follow outlined standards of quality related to code and systems
 
 
 &middot; Support production systems, improve performance and quality
 
 
 &middot; Collaborate in a cross-functional Agile Team
 
 
 
 
 
 
 
 
 
 Qualifications
 
 
 
 &middot; B.Sc in Computer Science or related Engineering fields
 
 
 &middot; 6+ years of experience in .Net Development (specifically .Net Core)
 
 
 &middot; Experience with team collaboration systems (Azure Devops, Git, Jira)
 
 
 &middot; Experience in Frontend technologies, and JavaScript Frameworks (Vue, React)
 
 
 &middot; Experience with relational databases (PostgreSQL, MsSQL)
 
 
 &middot; Experience with NoSQL Databases: ElasticSearch, Redis, Cassandra
 
 
 &middot; Experience with messaging queues (RabbitMQ , Kafka)
 
 
 &middot; Knowledge of IoT messaging protocols (Mqtt, Xmpp, etc)
 
 
 &middot; Experience in Microservice technologies and RESTful Web services
 
 
 &middot; Good knowledge of Domain Driven Design and Programming Patterns
 
 
 &middot; Good English (spoken and written)
 
 
 
 
 
 
 
 
 
 
 
 
 What we offer:
 
 
 
 
 
 <ul>
 <li>
 Akademi Plus - Technical and Personal Development Trainings
 </li>
 <li>
 Ko&ccedil; Group and internal career opportunities/rotations
 </li>
 <li>
 On-campus sports center and Ko&ccedil; Community Sports Club opportunities
 </li>
 <li>
 Flextra - Flexible benefits package
 </li>
 <li>
 Social Support Payments
 </li>
 <li>
 Mobile phone and internet
 </li>
 <li>
 TokenFlex digital meal card
 </li>
 <li>
 Birthday leave
 </li>
 <li>
 The privileged world of being a Ko&ccedil; member with Ko&ccedil; Ailem, Ko&ccedil; Akademi, and Ko&ccedil; Healthcare
 </li>
 </ul>
 
 
</div>

Senior Developer

TripleTen

<div>We&rsquo;re building an online course for experienced software developers on the practical use of the Cursor Tool in professional programming workflows.
As the Instructor, you will lead interactive live sessions that go beyond passive learning &mdash; empowering engineers to apply AI tools critically and effectively in real-world contexts.
Your audience will be B2B clients: skilled C++ developers from the gamedev industry working in fast-paced environments, looking to improve productivity, code quality, and development speed through AI.
You&rsquo;ll collaborate with the course team to design, facilitate, and iterate on expert-led live sessions delivered over several weeks. 
Requirements: 
 
Technical Expertise:<ul><li>
5+ years of experience in software engineering (C++);</li><li>
Hands-on experience with Cursor;</li><li>
Understanding of secure coding practices and AI-related risks;</li><li>
Comfort with system design, testing strategies, and developer tooling.</li></ul>
Soft Skills and background:<ul><li>
Ability to break down complex ideas into actionable, engaging formats;</li><li>
Russian language (some of our students speak Russian);</li><li>
Excellent spoken English and clear technical communication;</li><li>
Confident, collaborative, and audience-oriented mindset;</li><li>
Background in developer advocacy, tech leadership, or mentoring;</li><li>
Strong time management and preparation habits.</li></ul>
Nice-to-have:<ul><li>
Skilled in live facilitation (or willing to learn fast): you know how to prompt discussions, handle Q&amp;A, and adapt in real-time;</li><li>
Experience teaching or coaching senior developers or engineering teams;</li><li>
Familiarity with remote collaboration tools (Zoom, Miro, Slack, VSCode Live Share, etc.).</li></ul> 
What you will do:
 
<ul><li>Prepare scenarios for live training sessions on coding in Cursor for C++ developers in collaboration with our Instructional Designer. Topics include prompting;</li><li>
Conduct live training sessions;</li><li>
Review and incorporate feedback from learners to continuously improve session design;</li><li>
Work with the curriculum team to ensure strong alignment between asynchronous and live content;</li><li>
Contribute reusable materials (e.g., code snippets, prompt libraries, challenge tasks);</li><li>
Communicate with students on the Q&amp;A session.</li></ul> 
What we can offer you:
 
<ul><li>Pay Rate: $40/hr. - $85/hr. (Gross Pay)</li><li>
Remote, hourly collaboration</li><li>
Free in-house training on how to be a great tutor and role model for students, choose the appropriate tone of voice when communicating with students, improve soft skills</li><li>
Opportunities to develop as a public expert</li><li>
Cross-cultural work experience and lots of opportunities for networking with teammates who love what they do</li></ul> 
We're excited to get to know you and work together!</div>

C++ Instructor for AI-Assisted Programming Workshops

Property Turkey

<div>
 
 Full-Stack Developer
 
 
 
 Location: &Scedil;i&scedil;li,
 
 
 Istanbul &mdash; On-site
 
 
 
 
 Team:
 
 
 Product Development
 
 
 
 
 Type:
 
 
 Full-time
 
 
 
 About Property Turkey
 
 
 
 Property Turkey connects international buyers with the best homes, investments, and lifestyle properties across T&uuml;rkiye. We&rsquo;re modernising how real estate is searched, evaluated, and purchased&mdash;end-to-end, from discovery to post-sale support.
 
 
 
 The role
 
 
 
 We&rsquo;re hiring a Full-Stack Developer who&rsquo;s comfortable owning features across backend and frontend. You&rsquo;ll improve the property search experience and build tools that power our sales, content, and ops teams.
 
 
 
 You&rsquo;ll work on things like:
 
 <ul>
 <li>
 
 High-performance property search &amp; discovery (map/search filters, saved searches, alerts)
 
 </li>
 <li>
 
 Lead capture &amp; routing flows, CRM integrations, marketing automation
 
 </li>
 <li>
 
 Multilingual content, SEO &amp; Core Web Vitals improvements
 
 </li>
 <li>
 
 Internal tools (inventory/pipeline dashboards, contract/workflow helpers)
 
 </li>
 <li>
 
 Data and content integrations with third-party listing/analytics services
 
 </li>
 <li>
 
 Gradual modularisation of our CakePHP codebase and better CI/CD
 
 </li>
 </ul>
 
 What you&rsquo;ll do
 
 <ul>
 <li>
 
 Design and ship features end-to-end (DB &rarr; API &rarr; UI) with clear, maintainable code
 
 </li>
 <li>
 
 Build and maintain CakePHP controllers, services, jobs, and APIs (REST/JSON)
 
 </li>
 <li>
 
 Implement responsive, accessible UIs with modern JS (React or Vue preferred)
 
 </li>
 <li>
 
 Optimise MySQL queries, add indexes, profile bottlenecks, and tune caching (Redis)
 
 </li>
 <li>
 
 Raise reliability with tests (PHPUnit/Pest) and pragmatic instrumentation (Sentry, logs)
 
 </li>
 <li>
 
 Collaborate with Product/Design/SEO to deliver measurable outcomes
 
 </li>
 <li>
 
 Review PRs, improve standards, and contribute to our engineering playbook
 
 </li>
 </ul>
 
 What you&rsquo;ll bring
 
 <ul>
 <li>
 
 7+ years of professional software development experience
 
 </li>
 <li>
 
 4+ years working with CakePHP (v3/4+) and PHP 8+
 
 </li>
 <li>
 
 Hands-on experience with AWS (EC2, RDS, S3, CloudFront, IAM; VPC basics)
 
 </li>
 <li>
 
 Solid SQL/MySQL schema design and query optimisation
 
 </li>
 <li>
 
 Strong frontend skills: modern JS/TS, component architecture, state mgmt, REST usage
 
 </li>
 <li>
 
 Excellent grasp of HTTP, security basics (OWASP), and API design
 
 </li>
 <li>
 
 Git workflows and CI/CD comfort (GitHub/GitLab, code review, pipelines)
 
 </li>
 <li>
 
 Clear communication in English (Turkish a plus)
 
 </li>
 </ul>
 
 Nice to have
 
 <ul>
 <li>
 
 React or Vue in production (Next/Nuxt is a bonus)
 
 </li>
 <li>
 
 Search tech (Elasticsearch/OpenSearch/Meilisearch)
 
 </li>
 <li>
 
 Map/geo experiences (Leaflet/Mapbox/Google Maps)
 
 </li>
 <li>
 
 Caching &amp; queues (Redis), background jobs, cron workers
 
 </li>
 <li>
 
 Containerisation &amp; IaC (Docker; Terraform or CDK); advanced AWS (ECS/EKS) or DigitalOcean
 
 </li>
 <li>
 
 SEO for large sites (structured data/JSON-LD, sitemaps, CWV, SSR/SSG)
 
 </li>
 <li>
 
 Real-estate or marketplace experience, or CRM integrations
 
 </li>
 <li>
 
 Understanding of data privacy/GDPR/KVKK and consent flows
 
 </li>
 </ul>
 
 Our stack
 
 
 
 Backend: CakePHP 4, PHP 8.x, MySQL 8, Redis, REST
 
 
 
 
 Frontend: React or Vue (TypeScript), Tailwind/Bootstrap
 
 
 
 
 Ops: Docker, Nginx, GitHub Actions/GitLab CI, Sentry, AWS
 
 
 
 Why join us
 
 <ul>
 <li>
 
 Ownership: ship meaningful features used by thousands of property seekers
 
 </li>
 <li>
 
 Impact: move key funnels (traffic &rarr; leads &rarr; sales) with real metrics
 
 </li>
 <li>
 
 Growth: modernise a mature product while shaping engineering standards
 
 </li>
 <li>
 
 Practical culture: we value clear specs, fast feedback, and sensible testing
 
 </li>
 </ul>
 
 
 
</div>

Explore 67+ Ruby developer in Istanbul this November. Find roles across top companies and apply now to boost your career.

67 ruby developer jobs IN Istanbul

Ruby Developer

Senior Game Developer

Senior .NET Developer

Full-Stack Developer

Senior Developer

C++ Instructor for AI-Assisted Programming Workshops

Full-Stack Developer