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backend developer php yaz l m geli tirici

Ahlatcı Holding

<div>
 
 
 Pozisyon &Ouml;zeti
 
 
 
 
 Backend Developer; y&uuml;ksek g&uuml;venlik, y&uuml;ksek eri&scedil;ilebilirlik ve &ouml;l&ccedil;eklenebilirlik gerektiren kurumsal sistemlerin mimari tasar&inodot;m&inodot;ndan, geli&scedil;tirilmesinden ve s&uuml;rd&uuml;r&uuml;lebilirli&gbreve;inden sorumlu olacak; teknik karar alma s&uuml;re&ccedil;lerinde aktif rol &uuml;stlenecek, &uuml;r&uuml;n ve i&scedil; ekipleriyle yak&inodot;n &ccedil;al&inodot;&scedil;arak karma&scedil;&inodot;k i&scedil; gereksinimlerini sa&gbreve;lam ve uzun &ouml;m&uuml;rl&uuml; teknik &ccedil;&ouml;z&uuml;mlere d&ouml;n&uuml;&scedil;t&uuml;recektir.
 
 
 
 
 
 
 
 
 
 
 Sorumluluklar
 
 
 
 
 
 <ul>
 <li>
 .NET tabanl&inodot; backend servislerinin u&ccedil;tan uca mimarisinin tasarlanmas&inodot;, geli&scedil;tirilmesi ve i&scedil;letilmesi
 </li>
 <li>
 OOP ve TDD y&ouml;ntemlerine ve s&uuml;re&ccedil;lerine hakim
 </li>
 <li>
 Y&uuml;ksek trafikli ve kritik sistemlerde performans, g&uuml;venlik ve &ouml;l&ccedil;eklenebilirlik kriterlerinin sa&gbreve;lanmas&inodot;
 </li>
 <li>
 RESTful API&rsquo;lerin tasarlanmas&inodot;, versiyonlanmas&inodot; ve entegrasyon s&uuml;re&ccedil;lerinin y&ouml;netilmesi
 </li>
 <li>
 Veri taban&inodot; mimarisinin olu&scedil;turulmas&inodot;, sorgu optimizasyonlar&inodot;n&inodot;n yap&inodot;lmas&inodot; ve veri b&uuml;t&uuml;nl&uuml;&gbreve;&uuml;n&uuml;n sa&gbreve;lanmas&inodot;
 </li>
 <li>
 Kimlik do&gbreve;rulama, yetkilendirme, rol ve politika bazl&inodot; eri&scedil;im mekanizmalar&inodot;n&inodot;n geli&scedil;tirilmesi
 </li>
 <li>
 Loglama, izleme (monitoring), hata y&ouml;netimi ve denetlenebilirlik altyap&inodot;lar&inodot;n&inodot;n kurgulanmas&inodot;
 </li>
 <li>
 Kod kalitesinin art&inodot;r&inodot;lmas&inodot; amac&inodot;yla code review s&uuml;re&ccedil;lerinin y&uuml;r&uuml;t&uuml;lmesi ve teknik standartlar&inodot;n belirlenmesi
 </li>
 <li>
 Junior ve mid-level geli&scedil;tiricilere teknik rehberlik sa&gbreve;lanmas&inodot;
 </li>
 <li>
 CI/CD s&uuml;re&ccedil;lerine katk&inodot; sa&gbreve;lanmas&inodot;
 </li>
 </ul>
 
 
 
 
 
 Aranan Nitelikler
 
 
 
 
 
 <ul>
 <li>
 Backend geli&scedil;tirme alan&inodot;nda
 
 minimum 10 y&inodot;l profesyonel deneyim
 
 </li>
 <li>
 
 .NET / .NET Core
 
 teknolojilerinde ileri seviye bilgi ve uygulama tecr&uuml;besi
 </li>
 <li>
 Katmanl&inodot; mimari, temiz kod ve yaz&inodot;l&inodot;m tasar&inodot;m prensiplerine h&acirc;kimiyet
 </li>
 <li>
 SQL tabanl&inodot; veri tabanlar&inodot;yla derinlemesine &ccedil;al&inodot;&scedil;ma deneyimi
 </li>
 <li>
 API g&uuml;venli&gbreve;i, yetkilendirme ve veri koruma konular&inodot;nda g&uuml;&ccedil;l&uuml; bilgi
 </li>
 <li>
 Versiyon kontrol sistemleri (Git) ve Agile &ccedil;al&inodot;&scedil;ma k&uuml;lt&uuml;r&uuml;ne a&scedil;inal&inodot;k
 </li>
 </ul>
 
 
 
 
 
 Tercih Sebebi Olacak Yetkinlikler
 
 
 
 
 
 <ul>
 <li>
 Mikroservis mimarileri ve da&gbreve;&inodot;t&inodot;k sistemler konusunda deneyim
 </li>
 <li>
 Finans, fintech veya reg&uuml;lasyonlu sistemlerde backend geli&scedil;tirme tecr&uuml;besi
 </li>
 <li>
 Event-driven mimariler ve mesajla&scedil;ma altyap&inodot;lar&inodot;yla &ccedil;al&inodot;&scedil;ma
 </li>
 <li>
 Kripto varl&inodot;klar&inodot; ve blokzincir konusunda bilgi sahibi olmak
 </li>
 <li>
 Cloud tabanl&inodot; mimariler ve container teknolojileri (Docker vb.) bilgisi
 </li>
 </ul>
 
 
 
 
 
 
 
 
 
</div>

Backend Developer

HaloScape

<div>
 
 
 About HaloScape
 
 
 
 
 Powered by AI. Built for life.
 
 
 
 
 
 
 HaloScape is a next-generation digital health companion designed to simplify and empower personal wellness. It combines sleep, stress, blood test insights, daily habits, and wearable data into one smart, personalized app helping users see the full picture of their health, take action, and build healthier lives.
 
 
 
 
 
 As part of the HaloScape team, you'll work on the design of a product that isn't just another wellness tracker it's
 
 a health super app
 
 redefining how individuals understand and manage their well-being.
 
 
 
 
 
 
 Role
 
 
 
 
 
 
 As a
 
 Web Developer at HaloScape
 
 , you will be responsible for developing and maintaining
 
 HaloScape&rsquo;s websites and panel ecosystem
 
 . You will ensure high-quality, secure, and scalable web applications that deliver excellent user experiences. You&rsquo;ll work closely with designers, backend developers, and product managers to implement new features and optimize performance.
 
 
 
 
 
 
 What You&rsquo;ll Do
 
 
 
 
 
 <ul>
 <li>
 Develop, maintain, and optimize HaloScape&rsquo;s websites and panel ecosystem
 </li>
 <li>
 Implement responsive, user-friendly interfaces with modern frontend frameworks
 </li>
 <li>
 Integrate web applications with backend APIs, authentication systems, and third-party services
 </li>
 <li>
 Collaborate with designers to deliver visually polished and intuitive interfaces
 </li>
 <li>
 Write clean, modular, and testable code following best practices
 </li>
 <li>
 Ensure cross-browser compatibility, accessibility, and performance optimization
 </li>
 <li>
 Support deployment, monitoring, and continuous improvements of web applications
 </li>
 <li>
 Stay up to date with the latest web technologies and best practices
 </li>
 </ul>
 
 
 
 
 
 What You&rsquo;ll Bring
 
 
 
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Computer Engineering, Software Engineering, or a related field
 </li>
 <li>
 Strong proficiency with JavaScript/TypeScript and experience in React.js, Next.js etc.
 </li>
 <li>
 Solid understanding of HTML5, CSS3, and responsive design principles
 </li>
 <li>
 Experience integrating RESTful APIs and third-party SDKs
 </li>
 <li>
 Familiarity with state management libraries
 </li>
 <li>
 Knowledge of authentication systems
 </li>
 <li>
 Experience with testing frameworks is a plus
 </li>
 <li>
 Familiarity with CI/CD pipelines, Git, and version control workflows
 </li>
 <li>
 Experience with cloud platforms is a strong plus
 </li>
 <li>
 Strong problem-solving skills, attention to detail, and ability to work in cross-functional teams
 </li>
 <li>
 Proficiency in English; additional languages are a plus
 </li>
 </ul>
 
 
 
 
 
 Ready to Shape the Future of Health?
 
 
 
 
 
 
 If you&rsquo;re a
 
 Web Developer
 
 who wants to go beyond building apps and instead help create an intelligent health companion that improves lives we&rsquo;d love to meet you.
 
 
 
 
 
 Learn more about HaloScape: haloscape.health
 
</div>

Web Developer

Wide and Wise

<div>We are looking for a Frontend Developer to join our partner company!
This is a high-impact, ownership-driven position suited for experienced frontend engineers who enjoy shaping architecture, delivery processes, and the future of a product from the ground up.<h3 class="jobSectionHeader">
Key Responsibilities</h3><ul><li>
Develop and maintain cross-platform mobile applications using React Native (Expo) for both iOS and Android.</li><li>
Manage the full delivery lifecycle, including builds, testing, and publishing applications to the App Store and Google Play.</li><li>
Ensure high-quality, scalable, and maintainable frontend architecture across mobile platforms.</li><li>
Contribute to the development of a basic web back office using React.</li><li>
Collaborate closely with backend and product teams to deliver end-to-end features.</li><li>
Apply strong SDLC practices throughout development, release, and iteration cycles.</li><li>
Leverage AI-powered developer tools to improve development speed, code quality, and debugging.</li><li>
Take full ownership of frontend components from day one, with the opportunity to grow into a frontend lead role and build a team in later stages.</li></ul><h3 class="jobSectionHeader">
Qualifications</h3><ul><li>
Bachelor&rsquo;s degree in Computer Science, Engineering, or a related field.</li><li>
Minimum 3 years of professional experience as a frontend developer.</li><li>
Strong experience with React Native, preferably with Expo.</li><li>
Hands-on experience building and publishing apps for iOS and Android from a single codebase.</li><li>
Solid understanding of the delivery lifecycle, app releases, and production environments.</li><li>
Good working knowledge of React for web applications.</li><li>
Comfortable working in early-stage, fast-moving environments with high ownership.</li><li>
Curiosity and openness toward using AI tools in frontend development workflows.</li><li>
Previous experience in early-stage startups or leading frontend initiatives is a strong plus.</li></ul></div>

Frontend Developer

MINDPICKED

<div>
 
 MINDPICKED is a new generation recruitment firm providing companies solutions in their search for talent, and talents opportunities who wants to reach their potential.
 
 
 
 
 
 We specialize in middle and senior management recruitment in various sectors and countless job functions.
 
 
 
 
 
 We are looking for
 
 &ldquo;Mid Back End Developer&rdquo;
 
 in the cloud computing, system virtualization, and automation technologies domain for our client.
 
 
 
 
 
 
 Key Responsibilities:
 
 
 
 
 
 <ul>
 <li>
 Develop, test, and maintain backend microservices and APIs for Olympos, Sybelle, and Unified Suite platforms,
 </li>
 <li>
 Collaborate with Senior Developers and Architects to ensure modular, scalable, and fault-tolerant architecture,
 </li>
 <li>
 Implement data models, storage solutions, and caching mechanisms for high-throughput data systems,
 </li>
 <li>
 Integrate backend services with external systems (e.g., LDAP, NetBackup, Commvault, CloudStack APIs),
 </li>
 <li>
 Participate in code reviews, debugging, and optimization to ensure reliability and performance,
 </li>
 <li>
 Contribute to the design of API specifications (REST, gRPC) and maintain documentation,
 </li>
 <li>
 Implement authentication, authorization (RBAC), and licensing microservices aligned with Unified Suite standards,
 </li>
 <li>
 Work with QA and DevOps teams to support CI/CD pipelines, automated testing, and containerized deployments,
 </li>
 <li>
 Monitor and improve system performance, scalability, and resource utilization,
 </li>
 <li>
 Ensure adherence to security standards, best practices, and compliance requirements.
 </li>
 </ul>
 
 
 
 
 
 Qualifications:
 
 
 
 
 
 <ul>
 <li>
 3&ndash;5 years of professional backend development experience,
 </li>
 <li>
 Strong proficiency in Python or Go (Golang),
 </li>
 <li>
 Experience with microservice architecture and API development,
 </li>
 <li>
 Familiarity with PostgreSQL, TimescaleDB, or other relational/time-series databases,
 </li>
 <li>
 Hands-on experience with Docker, Kubernetes, and cloud-native environments,
 </li>
 <li>
 Understanding of message brokers (Kafka, RabbitMQ, or Redis Streams) for asynchronous communication,
 </li>
 <li>
 Experience integrating with identity and access management (IAM) or LDAP/AD systems,
 </li>
 <li>
 Solid understanding of version control (Git) and CI/CD practices,
 </li>
 <li>
 Strong problem-solving, analytical, and communication skills,
 </li>
 <li>
 Bachelor&rsquo;s degree in Computer Science, Software Engineering, or equivalent experience.
 </li>
 </ul>
 
 
 
 
 
 Nice to Have
 
 
 
 
 
 <ul>
 <li>
 Experience with automation, orchestration, or observability platforms,
 </li>
 <li>
 Exposure to Digital Twin architectures or data collection pipelines,
 </li>
 <li>
 Understanding of performance tuning, load balancing, and horizontal scalability,
 </li>
 <li>
 Knowledge of secure API design and data protection standards,
 </li>
 <li>
 Basic understanding of frontend technologies (React, TypeScript) for end-to-end awareness.
 </li>
 </ul>
 
 
</div>

Mid Back End Developer

Good Job Games

<div>
 
 
 
 About us
 
 
 
 
 We were founded in 2017 with the motivation to reach people globally by giving them unique and unforgettable experiences with disruptive products. Our games have reached over 3.5 billion people. This could only be done by gathering exceptional talent and creating a culture to enhance team spirit and creativity. We are looking for passionate teammates to join our team!
 
 
 
 
 
 
 
 What you'll be doing
 
 
 
 
 We are looking for a passionate Backend Developer who is excited to architect and implement technology, tools and infrastructure that empower Good Job Games!
 
 <ul>
 <li>
 Building distributed, high-performance shared game services
 </li>
 <li>
 Developing internal tools for operations, data analysis and automation
 </li>
 <li>
 Supporting and empowering teams across Good Job Games
 </li>
 <li>
 Learning, teaching and growing within a strong engineering culture
 </li>
 </ul>
 
 
 
 
 
 
 
 
 Desired skills and experiences
 
 
 
 <ul>
 <li>
 B.S. or higher preferably in Computer Science, Math or Physics (or equivalent work experience)
 </li>
 <li>
 Understanding distributed, highly scalable, low latency, fault tolerant backend architecture fundamentals
 </li>
 <li>
 Knowledge of the Go programming language at an entry-level, including experience with basic Go syntax and concepts such as goroutines and channels
 </li>
 <li>
 Strong engineering, design and architecture skills
 </li>
 <li>
 Familiarity with AWS, NoSQL/in-memory databases, DevOps practices and CI/CD tools
 </li>
 <li>
 Passion for Match Villains and mobile puzzle games in general
 </li>
 </ul>
 
 
 
 
 
 
 What makes our team so unique
 
 
 
 <ul>
 <li>
 Feedback and transparency are at the heart of everything we do
 </li>
 <li>
 Exceptional and passionate people/team members
 </li>
 <li>
 Every idea counts
 </li>
 <li>
 Never-ending learning
 </li>
 <li>
 We never stop asking the questions &ldquo;why&rdquo; and &ldquo;how&rdquo;
 </li>
 </ul>
 
 
 
 
 
 
 Our Perks
 
 
 
 <ul>
 <li>
 Team events and trips
 </li>
 <li>
 Great food
 </li>
 <li>
 On-site gym
 </li>
 <li>
 Full health benefits
 </li>
 <li>
 Compensation for paid military service
 </li>
 <li>
 Good Job Games Coin Program that lets you have unforgettable experiences (e.g. Going on a cruise trip to Norway or seeing the Northern Lights)
 </li>
 </ul>
 
 
 
 
 
 This is an on-site role in Istanbul, Sar&inodot;yer. Unfortunately, we do not offer a fully-remote working option.
 
 
</div>

Junior Software Engineer

DHL Supply Chain

<div>
 
 Join Our #TogetherUnstoppable Team at DHL Supply Chain!
 
 
 
 Are you ready to take your career to the next level? At DHL Supply Chain, we are committed to excellence in supply chain management and consulting, delivering top-notch services across various sectors including consumer, retail, life science &amp; healthcare, technology, engineering &amp; manufacturing, and automotive. With operations in over 60 countries and territories and a workforce of around 120,000 dedicated professionals, we are proud to manage approximately 23 million m&sup2; of storage area across 2400 locations worldwide.
 
 
 Qualifications:
 
 
 
 <ul>
 <li>
 Bachelor's degree in Engineering, Logistics or similar field of studies
 </li>
 <li>
 Having a minimum 4 years of logistics experience, preferably in transportation,
 </li>
 <li>
 Advanced level of English,
 </li>
 <li>
 Good communication skills for managing coordination between customer,program manager, and local team
 </li>
 <li>
 Working systematical and regular, strong follow up skill
 </li>
 <li>
 Working on customer oriented and must act self-initiative if it is needed
 </li>
 <li>
 Understanding of business structures, influences and requirements of customers
 </li>
 <li>
 Analytical and problem solving oriented
 </li>
 <li>
 Good command of MS Office programs, Power BI skills is an advantage,
 </li>
 <li>
 Good presentation skills,
 </li>
 <li>
 KPI reporting and following up the results,
 </li>
 <li>
 Residing at Istanbul (prefably European side)
 
 
 
 </li>
 </ul>
 Job Description:
 
 
 
 <ul>
 <li>
 Reporting, following up and improving projects,
 </li>
 <li>
 Customer management
 </li>
 <li>
 Following up performance, cost, data analysis to improve the efficiency
 </li>
 <li>
 Creating KPI reports weekly and monthly basis,
 </li>
 <li>
 Executing cost distributions and P&amp;L
 </li>
 <li>
 Reporting and financial management of costs and customer invoices
 </li>
 <li>
 Following up GoGreen, Business Continuity Management, Incident Management, Logics reporting process,
 </li>
 <li>
 Managing Quality Self Assessment process
 </li>
 <li>
 Management of transportation procurement and vendor relations
 
 
 
 </li>
 </ul>
 
 Why Join Us?
 
 
 
 DHL Supply Chain Turkey has been operational since 2000, providing a wide range of services including warehousing, distribution, labeling, packaging, technical services, home delivery, spare parts logistics, and reverse logistics. With over 2000 employees and 370,000 m&sup2; of warehousing space, we are a leader in serving top companies across various sectors.
 
 
 If you are passionate about logistics, thrive in a dynamic environment, and want to be part of a global leader in supply chain management, we want to hear from you!
 
 
 
 Apply Now!
 
 
 
 Let&rsquo;s shape the future of logistics together. Be part of our #TogetherUnstoppable team at DHL Supply Chain!
</div>

Transportation Operations Executive

PlusMinusOne

<div>
 
 PlusMinusOne is a&nbsp;
 
 mobile startup studio
 
 &nbsp;that focuses on developing and marketing its own apps that are used and loved by millions of people around the world. Our products collectively reach&nbsp;
 
 more than a half-million&nbsp;new users every month in the US market alone.
 
 &nbsp;Our team works in hybrid model with&nbsp;offices in&nbsp;San Francisco, Istanbul and Ankara.
 
 
 
 
 
 We have been building mobile products focused on Business, Photo &amp; Video, and Education categories in the App Store mainly for the US market since 2016. And in each of these categories,
 
 our goal is the same:&nbsp;provide actual value to people with the best mobile user experience.
 
 
 
 
 
 
 We&rsquo;re in an exciting period of growth and are looking for
 
 Backend Developer
 
 who will help us shape the future of mobile.
 
 
 &nbsp;
 
 
 
 What we are looking for:
 
 
 
 
 
 <ul>
 <li>
 BS or MS degree in Computer Science, Engineering or related field
 </li>
 <li>
 2+ years of experience in software engineering
 </li>
 <li>
 Preferably proficient with Node.js, designing and developing REST APIs, AWS environment, CDN (Amazon Cloudfront etc.) experienced in technologies.
 </li>
 <li>
 Good understanding of OOP, Design Patterns, Clean Code concepts
 </li>
 <li>
 Good understanding of fundamental design principles for a scalable application
 </li>
 <li>
 Experience with both relational and non relational databases
 </li>
 <li>
 Experience designing and implementing CI/CD pipelines
 </li>
 <li>
 Experience in applying AI to real world problems
 </li>
 <li>
 Experience in python and python virtual environments
 </li>
 <li>
 Experience in deploying deep learning models on cloud platforms in a scalable way
 </li>
 <li>
 Understanding basic concepts about deep learning, computer vision, large language models
 </li>
 <li>
 Strong analytical and time management skills
 </li>
 <li>
 Experience with working in an agile environment
 </li>
 </ul>
 
 &nbsp;
 
 
 
 Your responsibilities will be:
 
 
 
 
 
 <ul>
 <li>
 Developing backend services for our mobile apps from the ground up
 </li>
 <li>
 Refine, and tune integrations between applications
 </li>
 <li>
 Bring new technology and ideas to the table
 </li>
 <li>
 Influence cross-team initiatives and mentor mind and junior backend engineers
 </li>
 <li>
 Participate in planning meetings, estimate tasks, do code reviews, and code in pairs
 </li>
 <li>
 Deploy, optimize and scale deep learning models
 </li>
 </ul>
 
 &nbsp;
 
 
 
 What we offer:
 
 
 
 
 
 <ul>
 <li>
 Opportunity to make an impact on millions of global users' life and the future of mobile
 </li>
 <li>
 Chance to be a part of a passionate and driven team where everyone&rsquo;s ideas are valued
 </li>
 <li>
 Working in an environment with a Silicon Valley startup culture and benefits
 </li>
 <li>
 A hybrid work environment with 3 days a week at the Istanbul&amp;Ankara office
 </li>
 <li>
 14 days of paid vacation that starts from the first year of joining the team
 </li>
 <li>
 Quarterly profit sharing based on performance
 </li>
 <li>
 Ability to own a stock option after the first year
 </li>
 <li>
 Private health insurance package
 </li>
 <li>
 Reimbursement package for any education, course, etc.
 </li>
 <li>
 Reimbursement package for your sports activities
 </li>
 <li>
 A Macbook, iPhone, magic mouse, magic keyboard, and any other hardware that you need to deliver your best work.
 </li>
 </ul>
 
 &nbsp;
 
 
 
 Let's shape the future of mobile together!
 
 
 
 
 
</div>

Explore 167+ Backend developer php yaz l m geli tirici in House Jobs In Istanbul this January. Find roles across top companies and apply now to boost your career.

167 backend developer php yaz l m geli tirici jobs IN House Jobs In Istanbul

Backend Developer

Web Developer

Frontend Developer

Mid Back End Developer

Junior Software Engineer

Transportation Operations Executive

Backend Developer