Jobs Developers

2219
  • Senior BackEnd PHP Developer to $4500

    Full Remote · Ukraine · Product · 5 years of experience · English - B2
    Project Description: Recovery for All (RFA) is a seven-year (2025–2031) technical assistance project, funded by Global Affairs Canada and implemented by Alinea International. About the Work: Within the RFA initiative, we develop ProjectUA — a national...

    Project Description:
    Recovery for All (RFA) is a seven-year (2025–2031) technical assistance project, funded by Global Affairs Canada and implemented by Alinea International. 
     

    About the Work:
    Within the RFA initiative, we develop ProjectUA — a national IT platform for the Government of Ukraine that enables planning, monitoring and evaluation of policy implementation. ProjectUA consolidates government priorities, delivers real-time progress monitoring, and supports transparent, data-driven decision-making. 
     

    Today the platform is used by over 900 civil servants across 50+ ministries and agencies and 25 regional administrations. ProjectUA tracks over 10,000 tasks across 20+ strategies and plans, turning dispersed operational data into actionable insights that improve coordination, accountability and the effectiveness of the government.
     

    The Role:    

    We are strengthening our backend team with a Senior PHP Developer who has a serious engineering attitude toward:
    ●    Security and compliance
    ●    System reliability and fault tolerance
    ●    Performance optimization at scale
    ●    Clean, auditable, maintainable backend architecture
     

    A key responsibility of this role will be integration with government information systems (like Diia, id.gov.ua, Askod, etc.) using national security algorithms, standards and security requirements, including preparatory security and architectural improvements required for government identity service.

     

    Primary tasks are
    ●    Design, develop, and maintain high-quality backend solutions in PHP;
    ●    Review and improve the existing codebase with focus on security vulnerabilities and performance bottlenecks.
    ●    Write and maintain unit and integration tests.
    ●    Prepare and maintain clear technical documentation.
     

    Formal Eligibility Requirements (Mandatory):    

    Please note: Due to project, contracting, and donor requirements, candidates must meet all of the criteria below in order to be considered:
    ●    Ukrainian citizenship (mandatory).
    ●    Registered Ukrainian Private Entrepreneur of the 3d group (consultancy services) or readiness to register as Private Entrepreneur prior to contract signing.
    ●    Legal ability to provide consultancy services under Ukrainian law.
    ●    Availability for full-time engagement (Monday–Friday).
     

    Required Qualifications:    

    Experience:
    ●    5+ years of professional PHP experience (PHP 7.x / 8.x).
    ●    Strong experience with Yii2 or similar framework. .
    ●    Solid knowledge of MySQL, including schema design and query optimization.
    ●    Strong background in API design and backend architecture.
    ●    Hands-on experience refactoring monolithic architectures, improving performance and memory usage.
    ●    Understanding of software design principles and clean code practices (SOLID, OOP, design patterns).
    ●    Experience with caching and in-memory data stores (Redis).
    ●    Basic understanding of frontend stack (HTML/CSS, JavaScript, Twig; Vue.js is a plus).

     

    What We Value Most:
    ●    Engineering mindset focused on long-term system health, not short-term hacks.
    ●    Strong personal responsibility for security, reliability, and correctness.
    ●    Ability to work proactively and independently.

     

    As a plus:
    ●    Experience with Symfony and/or Laravel.
    ●    Experience working on government, fintech, or other high-compliance systems.
    ●    Experience preparing systems for external security reviews or audits.
     

    More
  • · 123 views · 19 applications · 13d

    Middle/Senior Full-stack PHP (Yii2) / Vue 3 Developer

    Full Remote · Worldwide · 3 years of experience · English - B2
    A leading UK-based financial services company in the medical and dentistry sectors is hiring a Mid–Senior PHP Software Engineer to join their core Automatic Lending Platform (ALP) team. The platform powers automated lending, loan management, payment...

    A leading UK-based financial services company in the medical and dentistry sectors is hiring a Mid–Senior PHP Software Engineer to join their core Automatic Lending Platform (ALP) team.

    The platform powers automated lending, loan management, payment processing, and integrations with credit bureaus, lenders, and payment providers. This is a full-stack role with a strong focus on backend PHP development, working on a mature, mission-critical financial system.

    The engineering team follows an AI-forward approach, actively using tools like GitHub Copilot, Claude, and Cursor to accelerate development, while maintaining high standards for security, correctness, and code quality.

     

    Responsibilities

    • Develop and maintain features across automated decisioning, loan management, and payment processing
    • Build integrations with credit reference agencies (TransUnion, Equifax), lenders, and payment gateways
    • Implement automated workflows using event-driven architecture and decision engines
    • Work with multi-tenant systems, ensuring data isolation and security
    • Optimize database queries and caching for performance and scalability
    • Contribute to REST API development for internal and external integrations
    • Write and maintain unit and functional tests (Codeception)
    • Participate in AI-assisted code reviews
    • Debug production issues involving financial transactions and third-party integrations
       
    • Required Skills & Experience
    • 3+ years of PHP experience (PHP 8.1+)
    • Strong hands-on experience with Yii2 (ActiveRecord, components, modules, behaviors)
    • Solid understanding of MVC, OOP, modern PHP features
    • Strong MySQL skills (complex queries, transactions, indexing, migrations)
    • Experience building RESTful APIs and authentication systems (OAuth, API keys, sessions)
    • Experience with background job processing / queues
    • Understanding of caching strategies (Redis)
    • Frontend basics: CSS (Flexbox, Grid), responsive design
    • Experience with Git, Docker, and software testing practices
    • Ability to work with large, legacy codebases
    • Strong debugging skills and critical thinking, especially when reviewing AI-generated code

      Nice to Have
    • Experience in fintech, lending, or financial services
    • Knowledge of Vue.js 3
    • Experience with event-driven architectures, rule engines, or workflow systems
    • Experience with payment processing, open banking, or credit bureaus
    • Experience using AI coding tools (Copilot, Claude, Cursor)
    • Experience with CI/CD pipelines, TypeScript, or other PHP frameworks (Laravel, Symfony)

       
    More
  • · 127 views · 11 applications · 13d

    Senior .Net Full-stack Engineer (4518)

    Full Remote · Ukraine · 5 years of experience · English - B2
    Our client is an award-winning global tax services and software provider, is the largest Firm in the world dedicated exclusively to business taxes. With global headquarters in Dallas, Texas, the Firm provides an integrated suite of federal, state, local,...

    Our client is an award-winning global tax services and software provider, is the largest Firm in the world dedicated exclusively to business taxes. With global headquarters in Dallas, Texas, the Firm provides an integrated suite of federal, state, local, and international tax services on a multijurisdictional basis, including tax recovery, consulting, advocacy, compliance, and technology services. The client is a seven-time recipient of the International Service Excellence Award from the Customer Service Institute of America (CSIA) for its commitment to world-class client service. A VAT recovery system for our clients in European countries that would help to automate the regular work of VAT specialists at the company. The client team is located in Portugal.

    Responsibilities:

    • Design, build, and maintain efficient, reusable, and reliable code
    • Contribute to the best possible performance, quality, and responsiveness of applications
    • Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues
    • Help maintain code quality, organization, and automatization

    Requirements:

    • 4+ years of experience in Full-Stack development based on .NET and any modern FE framework
    • Experience or at least understanding
    • Solid knowledge and experience with ASP.NET, .NET Core
    • Good understanding of JavaScript (ES6, TypeScript), React
    • Experience with cloud technologies (any)
    • Confident knowledge of Object-Oriented Design principles
    • Good knowledge of MS SQL Server and Entity Framework
    • Skilled in using Git or another version control system
    • Upper-Intermediate level of English

    Nice to have:

    • Working knowledge of PHP and experience maintaining or integrating PHP-based applications
    • Experience with Azure Cloud
    More
  • · 103 views · 4 applications · 13d

    Senior Full Stack Software Engineer (#4564)

    Full Remote · Ukraine · 6 years of experience · English - B2
    We are looking for a skilled and driven Senior Full Stack Software Engineer to join our growing team. In this role, you’ll join a team of engineers ranging from junior to senior, a group of experienced hands-on engineering managers, and a range of other...

    We are looking for a skilled and driven Senior Full Stack Software Engineer to join our growing team. 

    In this role, you’ll join a team of engineers ranging from junior to senior, a group of experienced hands-on engineering managers, and a range of other team members all focused on one thing - providing a world-class educational experience to students from all walks of life.

     Responsibilities:

    • Design, develop, and maintain scalable and reliable web applications using C# and Vue.js
    • Collaborate with product and engineering managers, stakeholders, and other teams to scope, prioritize, and deliver value adding features to our consumers
    • Write clean and testable code
    • Lead and mentor more junior developers in code quality, clean architecture, and best practices

    You may be a good fit if you have (requirements):

    • 6+ years of professional software development experience
    • Proficient (2+ years experience) in each of the following, with senior-level expertise in at least one:
      • Modern C#/.NET
      • Vue.js (or similar reactive frameworks, e.g. React, Angular)
      • CSS and modern front-end styling practices
      • Database technologies
    • Experience leading complex engineering initiative design and execution
    • Strong clean coding experience (maintainability, flexibility, extensibility, reliability)
    • Strong communication skills and experience giving and receiving code reviews
    • Experience with version control systems
    • Experience mentoring other developers, formally or informally

    What Makes You Stand Out (nice-to-haves)

    • University degree in Software Engineering or related field
    • Experience with GCP, GKE, GCS (or similar cloud technologies)
    • Experience with PostgreSQL
    • Familiarity with DevOps (CI/CD pipelines, K8s, Helm, Argo CD, Terraform)
    • Experience with Application Security, SecOps, Cloud Security, or similar
    • Experience with migration patterns (strangler-fig, dual-write, CDC, etc)
    • Experience with rollout strategies (blue-green, canary, phased)

       

    Qualities that will make you successful:

    • Strong interpersonal and communication skills;
    • Ability to work collaboratively in a remote environment;
    • Growth mindset and motivated by constructive feedback;
    • Proven ability to work independently, manage schedules, and meet deadlines;
    • Passion for education and building solutions that support students and educators.


     

    More
  • · 61 views · 5 applications · 13d

    Middle/Senior Python Developer (Desktop Team)

    Office Work · Ukraine (Kyiv) · Product · 3 years of experience · English - B1 Ukrainian Product 🇺🇦
    Ajax Systems is a full-cycle company, working from idea generation and R&D to mass production and sales. We do everything: we produce physical devices (the system includes many different sensors and hubs), write firmware for them, develop the server part,...

    Ajax Systems is a full-cycle company, working from idea generation and R&D to mass production and sales. We do everything: we produce physical devices (the system includes many different sensors and hubs), write firmware for them, develop the server part, and release mobile and desktop applications.

    PRO Desktop meets the needs of every professional working with Ajax security systems. Facilities profiling and remote configuration, alarm monitoring and photo verification, staff administering, and a detailed event log — all in one, intuitive interface.

     

     

    Responsibilities:

    — Ajax PRO Desktop development (adding new devices, supporting existing devices, adding new functionality and features, fixing bugs).

    — Architectural decisions and concept development.

    — Writing tests.

    — Hard bug fixing.

    — Inter-commands communications.

     

     

    Stack:

    — Python 3, PySide 6, QML, gRPC.

     

    Must have:

    — 3+ years of experience with Python, including multithreading, asyncio.

    — Knowledge of OOP principles and patterns.

    — Experience with aiohttp.

    — Experience with pytest.

    — Experience with gRPC.

     

    It will be a plus:

    — Experience with QML.

    — Experience with PySide/PyQt.

     

     

    We offer:

    — Flexible schedule at our offices in Kyiv or Lviv.

    — The opportunity to propose and implement own ideas that have an impact on the product and production.

    — Work in a motivated team and zero bullshit culture.

    — Competitive salary.

    — Medical Insurance.

    — Corporate English.

    — The opportunity to participate in the beta test project of Ajax security systems — receiving and testing new gadgets before their release.

    More
  • · 261 views · 108 applications · 13d

    Python Backend Engineer

    Full Remote · Countries of Europe or Ukraine · 4 years of experience · English - B2
    The US based content management and marketing data analysis platform which allows SEO/SMM agencies and their customers to have full control over content planning, collaborative development and publishing to production. It also provides full visibility of...

    The US based content management and marketing data analysis platform which allows SEO/SMM agencies and their customers to have full control over content planning, collaborative development and publishing to production. It also provides full visibility of content impact on a web site ranking in a real time via massive data collection, aggregation and reporting.

     

    Dev stack you will use:

    • Python 2.7 (migrating to 3) Flask
    • SQL Alchemy
    • PostgreSQL
    • Cloudflare Workers
    • GCP, AWS

     

    What you will do:

    • Build, maintain and refactor backend services using Python.
    • Develop asynchronous workflows for data ETL processes. 
    • Improve PostgreSQL DB layer: query optimisation, DB structure, service reliability, and parallel execution
    • Design and support REST APIs used by frontend and internal services
    • Add monitoring, logging, and basic observability to keep the platform healthy

     

    How to work with us:

    • Small product team (5 US-based, 1 in EU)
    • Agile workflow and Kanban methodology
    • Communication over Slack, Zoom in English
    • 2 hours daily overlap with MST time zone (10:00-19:30 CET)

     

    What we expect from you:

    • 4-6 years of production experience with Python (backend and data‑intensive systems - data ETL flows)
    • Strong PostgreSQL fundamentals, query optimisation, and migration.
    • Good experience with SQLAlchemy;
    • Experience designing background jobs, async tasks, and fault-tolerant workflows;
    • Experience integrating with third-party APIs (REST, webhooks, OAuth, background syncs)
    • Strong English & communication skills (B2 or hier) 
    • A mindset to solve problems, not tasks and testing skills. 
    • Big plus: previous experience with SEO, AdTech, or marketing-related products
    • Big plus: previous experience with data ETL and Cloudflare Workers

     

    What we offer (besides a motivating salary):

    • Working format: fully remote
    • Working hours: 10:30 - 19:30 CET (2 hours overlap with MST daily)
    • Assignment: full-time, long-term
    • Ability to influence the product roadmap
    • No overtime - healthy work-life balance
    • No rush - we thoroughly plan our work. 
    • Compensation: B2B contract with an hourly rate in USD + PTO of 15 working days/annual

       

    Our interview process:

    • 20m interview with one of our Talent Team Partner
    • 30m interview - Tech Screening with our Engineers
    • 1h interview - Tech Deep Dive with customer Engineers 
    • 30m offer discussion
    More
  • · 185 views · 44 applications · 13d

    Back-End Developer (Mid/Sen, Senior)

    Full Remote · EU · Product · 4 years of experience · English - B1
    About the Role We are looking for a skilled Back-End Developer to join our development team. You will design, build, and optimize high-performance backend services powering gaming platforms, payment systems, and user management modules. The ideal...

    About the Role

     

    We are looking for a skilled Back-End Developer to join our development team. You will design, build, and optimize high-performance backend services powering gaming platforms, payment systems, and user management modules. The ideal candidate is passionate about clean, scalable architecture and enjoys solving complex technical challenges in a fast-paced environment.

     

     

    Key Responsibilities

    • Design, develop, and maintain backend services and APIs for gaming, payment, and user systems
    • Ensure system scalability, reliability, and performance under high load
    • Integrate third-party services (payments, KYC, risk, game providers)
    • Write clean, maintainable, and testable code following best practices
    • Participate in code reviews and mentor junior developers
    • Collaborate with front-end, DevOps, QA, and product teams to deliver end-to-end solutions
    • Contribute to architectural decisions and technology selection
    • Optimize database queries and improve data flow efficiency
    • Monitor and troubleshoot production systems and application performance.

     

     

    Requirements

    Must-have:

    • 3–5+ years of professional experience in back-end development (for Middle/Senior); 5+ years for Senior
    • Strong knowledge of PHP8 and Laravel
    • Experience with RESTful APIs
    • Solid understanding of SQL/NoSQL databases (PostgreSQL, MySQL, Redis, MongoDB)
    • Knowledge of microservices architecture, event-driven systems, and message brokers (Kafka, RabbitMQ)
    • Solid experience with ELK and Unit Tests coverage
    • Experience with Git, Jira, Confluence
    • Understanding of security, authentication, and data protection principles
    • Strong problem-solving and debugging skills.

       

    Nice-to-have:

    • Experience of using Clickhouse
    • Experience with any of the following: Lumen, Laravel Octane, Swagger, Gitlab, New Relic, Laravel Telescope
    • Experience working in high-load or real-time systems (iGaming, fintech, betting, etc.) is a big plus.

     

     

    We offer

    • Fully remote work opportunity
    • Enhanced leave benefits:
    • 20 days of paid vacation
    • 5 paid days off
    • 14 paid sick leaves
    • Company clubs & communities
    • Celebration gifts for personal milestones
    • Corporate online events, raffles & challenges
    • Corporate English program
    • Corporate yoga classes
    • Team-building activities
    • Coworking compensation
    • Training and development programs (internal & external).
    More
  • · 40 views · 3 applications · 13d

    Technical Lead (.NET/Angular)

    Full Remote · Countries of Europe or Ukraine · Product · 6 years of experience · English - B2
    Creatio is a global vendor of an agentic CRM & workflow platform with no-code and AI at its core. We help organizations automate customer and operational workflows achieving the fastest time-to-value and the highest ROI on the market. Millions of...

    Creatio is a global vendor of an agentic CRM & workflow platform with no-code and AI at its core. We help organizations automate customer and operational workflows achieving the fastest time-to-value and the highest ROI on the market. Millions of workflows run on Creatio daily, supporting thousands of clients in over 100 countries. Genuine care for our clients and partners is at the heart of our DNA.  

    We’re proud to be recognized by top industry analysts as a Leader and Strong Performer in multiple Gartner and Forrester reports.  

     

    In 2025, Creatio was named to Inc.’s Best Workplaces list, recognizing our commitment to employee wellbeing and a strong workplace culture.

     

    Who We’re Looking For:

    We invite an experienced Technical Lead to join our ALM Domain for collaborating within Scrum teams. 

     

    ALM Domain supports and evolves the Creatio .NET Core platform: authentication mechanisms, APIs for Redis (NoSQL) and WebSocket, and internal tools/frameworks for configuration development. We also own key system capabilities such as change log and access rights setup, extend the Timeline service and relationships details, build the new licensing UI, and develop the Static Content Bundling service. 

    We collaborate closely, support each other daily, and use our diverse perspectives to find the best solution. 

     

    Key Responsibilities: 

    • Lead the design and development of architectural solutions and prototypes alongside the system architect and development team.
    • Build, test, and debug high-quality back-end code.
    • Support seamless product operation by addressing customer cases and ensuring system reliability.
    • Continuously monitor and optimize development processes to enhance team productivity and quality.
    • Drive adoption of innovative tools, standards, and best practices in software development.
    • Collaborate closely with product managers, stakeholders, and leadership to align technical vision with business goals.
    • Conduct technical interviews, mentor developers, and facilitate onboarding and professional growth. 

       

    Requirements: 

    • Minimum 6 years of software development experience with full-stack expertise in .NET and Angular.
    • At least 1 year in a technical lead or team lead role, guiding teams successfully.
    • Strong mastery of object-oriented programming and solid application of KISS, SOLID, and DRY principles.
    • Proficient in C# and modern .NET runtime environments (.NET 6+), including ASP.NET MVC, Core, and Web API development.
    • Hands-on experience with microservices, containerization, Kubernetes, and Helm for orchestration.
    • Deep knowledge of Angular 15+ with ability to build new components and optimize existing ones in a monorepo using RXJS and pipeline operators.
    • Skilled in JavaScript, TypeScript, DOM manipulation, CSS/SASS, and UI styling per design specifications.
    • Experience using Git and SVN with workflows involving branching, merging, and rebasing.
    • Strong unit testing background including NUnit, mocking frameworks, and API testing with Postman.
    • English proficiency at Upper-Intermediate level or above, both spoken and written.

       

    What to expect from us: 

    • Growth & Development: Clear career paths, mentorship opportunities, and access to continuous learning to help you reach your full potential.
    • Flexibility & Well-Being: We provide flexible work arrangements and initiatives that empower you to manage your schedule effectively, stay productive, and thrive both personally and professionally.
    • Recognition & Impact: A culture that celebrates achievements, values your ideas, and empowers you to make real contributions from day one.
    • Innovative Culture: Be part of a company that embraces new ideas, modern technologies, and bold thinking to stay ahead of the curve.
    • Benefits & Rewards Package: We provide competitive compensation and benefits designed to support you and your family. Our rewards approach goes beyond salary, recognizing your contributions and commitment. The exact package may vary depending on your country of residence and employment type. 
    More
  • · 140 views · 19 applications · 13d

    Senior/Lead CMS developer

    Part-time · Full Remote · Worldwide · 5 years of experience · English - C1
    We’re looking for someone who’s good at what they do — and who’s starting to find that being good isn’t the most interesting part anymore. You’ll own the technical direction of assigned CMS projects, working directly with project leads and US-based...

    We’re looking for someone who’s good at what they do — and who’s starting to find that being good isn’t the most interesting part anymore.
    You’ll own the technical direction of assigned CMS projects, working directly with project leads and US-based clients. The work is real: short feedback loops, actual business impact, people depending on what you build. We think that’s where the most meaningful growth happens.
    This is not a management title. It’s a role for someone who can hold their own convictions clearly enough to act — and loosely enough to revise them when the situation asks for it.

    What You’ll Do
     

    • Own assigned CMS projects end-to-end (primarily WordPress and Drupal)
    • Work across multiple projects in parallel
    • Advise clients on technology — recommend what’s right for them, not what you’re most comfortable with
    • Translate business needs into clear technical options and trade-offs
    • Collaborate across disciplines; hold productive tension when perspectives differ
    • Learn new frameworks as projects require; contribute to the broader CMS practice
    • Pick up complex and simple tasks alike
    • Support junior developers through craft, not management
    • Contribute beyond project scope — ideas, improvements, initiative


    Who You Are
     

    • 7+ years in CMS development, strong production WordPress and/or Drupal
    • Direct experience with international clients — partnership, not vendor compliance
    • English C1+, clear and pleasant spoken communication without a strong accent
    • Technology-agnostic — your preferences don’t override the project’s needs
    • Comfortable in ambiguity; energized by shifting context
    • Entrepreneurial mindset — you treat each project like a business you’re invested in
    • Proactive without being pushy
    • Able to juggle multiple projects, timelines, and stakeholders
    • Willing to start with small steps


    Who This Role Probably Isn’t For
    We want to be honest about fit — clarity is more respectful than vagueness.
    This role may not work well if you need fully defined requirements before you begin thinking, if shifting context drains you rather than energizes you, or if you tend to advocate for your preferred technology stack regardless of what the project calls for.
    It’s also probably not the right fit if direct feedback feels like personal criticism rather than useful information. We practice open, respectful communication — we name what we observe, share what we need, and assume good intent. That only works when everyone is willing to hear things they didn’t expect.
    None of these are flaws. They’re preferences. But they’d make this environment frustrating rather than enjoyable, and we’d rather be upfront.

    Technical Skills

    Required:
     

    • WordPress, Drupal, Strapi
    • React, Next.js
    • Docker, AWS (basic)
    • SEO, Google Analytics, GTM, Core Web Vitals


    Nice to have:
     

    • Shopify
    • Pantheon.io, WPEngine, or Heroku
    • Node.js
    • Salesforce integration
    • HubSpot integration
    • Performance optimization, data migration
    • MongoDB, MySQL/MariaDB
    • Laravel and/or Symfony

      Work Format
       
    • Full-time (160 hrs/month). Starting at 0.5–0.75 FTE in the first month with gradual ramp-up. Details discussed during the interview
    • Remote-first, async-friendly
    • US Eastern Time focus — availability expected between 12:00–20:00 CET
    • Multiple projects in parallel, not a single dedicated assignment


    What We Offer
     

    • At least 2 active long-term projects with gradual, methodical onboarding
    • A team that genuinely enjoys working together — serious about the work, light with each other
    • Commission structure tied to project profitability. Your growth and the business growth aren’t separate things
    • High autonomy. We treat you as an adult — with the freedom and responsibility that comes with that
    • Benefits program, internal learning, coaching, English lessons, and therapy compensation after trial period


    About Speed & Function
    Software development company focused on long-term partnerships, not transactional outsourcing. Since 2006, building digital products and teams with a strong emphasis on trust, ownership, and collaboration.

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  • · 58 views · 13 applications · 13d

    PHP Developer (CodeIgniter / Perfex CRM)

    Full Remote · Ukraine · 5 years of experience · English - B1
    We are looking for a reliable and experienced PHP Developer with strong CodeIgniter expertise to join our team and work on Perfex CRM Responsibilities Develop and enhance features in Perfex CRM Maintain and improve an existing PHP application built on...

    We are looking for a reliable and experienced PHP Developer with strong CodeIgniter expertise to join our team and work on Perfex CRM

     

    Responsibilities

    • Develop and enhance features in Perfex CRM 
    • Maintain and improve an existing PHP application built on CodeIgniter
    • Understand and work with a complex, already deployed business application
    • Implement and maintain integrations via REST APIs
    • Collaborate using Git for version control

     

    Requirements

    • Strong knowledge of PHP and experience working with existing codebases
    • Mandatory hands-on experience with the CodeIgniter framework
    • Experience with MySQL / MariaDB
    • Solid knowledge of JavaScript (mainly jQuery)
    • Good understanding of HTML / CSS
    • Basic knowledge of REST APIs and system integrations
    • Reliable, detail-oriented, and able to work independently

     

    Nice to Have

    • Previous experience with CRM systems or complex business applications

     

    We Offer

    • Competitive salary
    • Work schedule from 10:00 to 19:00 with a lunch break
    • 24 paid vacation days plus public holidays
    • Opportunities for professional growth within international projects
    More
  • · 340 views · 54 applications · 13d

    Trainee Java Developer

    Full Remote · Ukraine · English - B2
    Our Client is the Enterprise Worldwide Company. The product you will be working with, provides management and data processing/handling capabilities for networks of the clients scientific lab equipment such as microscopes, etc. The main goals...

    Our Client is the Enterprise Worldwide Company. The product you will be working with, provides management and data processing/handling capabilities for networks of the clients scientific lab equipment such as microscopes, etc. The main goals are:

    Collection and centralized management of data outputs (measurement results, etc.) provided by clients devices
    Outdated data utilization
    Managing large volumes of data acquired from measurement devices in the cloud securely and reliably
    Seamless sharing of measurement data with collaborators
    The ability to share measurement results and accelerate customer service.

     

    Requirements:

    • Theoretical knowledge of Java, Spring, Object Oriented Programming, Micro Services
    • Theoretical knowledge of SQL 
    • Theoretical knowledge of Agile methodologies
    • Theoretical knowledge of microservice architecture with event-based communication in the AWS environment – is a plus
    • Theoretical knowledge of CI/CD processes – is a plus
    • Theoretical Docker knowledge and Kubernetes is a plus
    • Self-motivation and self-discipline
    • Extensive communication skills, proactivity
    • Intermediate English
       

    Job responsibilities:

    • Absorb practical knowledge and experience
    • Ask questions and collaborate
    • Participate in the implementation of new features in a highly collaborative environment with the development team
    • Participate in backlog decomposition & estimation
    • Participate in sprint planning
    • Bug Fixing
    • Learn how to contribute to a high quality, and performing code base
    More
  • · 129 views · 34 applications · 13d

    Senior Back-end Python (AI-powered Video Platform)

    Full Remote · Worldwide · 4 years of experience · English - B2
    About the Project We’re building a cutting-edge AI-powered video platform that aggregates and processes content from multiple social media sources. Users can interact with video data through context-aware search, Retrieval-Augmented Generation (RAG), and...

    About the Project

    We’re building a cutting-edge AI-powered video platform that aggregates and processes content from multiple social media sources. Users can interact with video data through context-aware search, Retrieval-Augmented Generation (RAG), and LLM agent orchestration.

    You’ll join a small, focused team working closely with the CTO/founder, shaping the product’s technical foundation and bringing innovative AI-driven experiences to life.

     

    Tech Stack

    Backend: Python (FastAPI), Node.js / TypeScript
    Frontend: React, Next.js, Tailwind CSS
    Cloud: AWS Lambda, API Gateway, Cognito, S3, DynamoDB, OpenSearch
    Architecture: Serverless, event-driven design
    AI Integration: RAG, LLM agents, contextual search

     

    Responsibilities

    Develop and maintain backend services in Python (FastAPI or similar)
    Create and deploy serverless APIs on AWS (Lambda, API Gateway)
    Implement secure user authentication (AWS Cognito) and cloud storage (S3)
    Integrate AI-powered features (RAG, LLM agents, contextual search)
    Parse and process video content and metadata from social media
    Implement video display, search, and interaction components
    Contribute to infrastructure, CI/CD, and performance optimization

     

    What We’re Looking For

    4+ years of professional software development experience
    Strong skills in Python (FastAPI preferred)
    Proficiency with AWS services (Lambda, Cognito, S3, API Gateway, DynamoDB)
    Ability to design and scale RESTful APIs
    Understanding of serverless and event-driven architectures
    Experience integrating with or building AI/ML-powered features (RAG, LLMs, etc.)
    Good communication skills and a proactive, startup-ready mindset

     

    Nice to Have

    Experience with React, Next.js, and TypeScript

    Experience with video parsing, streaming, or playback
    Familiarity with infrastructure-as-code or DevOps (CI/CD pipelines)
    Exposure to authentication and analytics systems (AWS Cognito, OpenSearch)
    Understanding of SEO, SSR/SSG rendering models in Next.js

     

    Being a part of 3asoft means having

    High level of flexibility and freedom
    p2p relationship with worldwide customers
    Competitive compensation paid in USD
    Fully remote working

    More
  • · 254 views · 100 applications · 13d

    Strong Senior PHP Engineer (Laravel)

    Full Remote · Countries of Europe or Ukraine · Product · 5 years of experience · English - A1
    Required skills 5+ years of proven experience in Software development Strong knowledge of the Laravel framework Deep understanding of SOLID principles, design patterns, and PSR standards Experience with SQL (PostgreSQL), query optimization, joins,...

    Required skills

    • 5+ years of proven experience in Software development
    • Strong knowledge of the Laravel framework
    • Deep understanding of SOLID principles, design patterns, and PSR standards
    • Experience with SQL (PostgreSQL), query optimization, joins, aggregations
    • A clear understanding of TDD, BDD
    • Experience with *nix
    • Understanding Git versions control system
    • A clear understanding of how to write DRY, KISS and optimized for high-load code
    • Experience working with the Docker environment, container registry
    • Event-driven architecture practical usage
    • Experience with Unit tests
    • Development workflow knowledge (SDLC)

       

    As a plus

    • Experience with queues/messaging (Centrifugo) 

       

    Must have personal qualities like

    • Ability to work in a team
    • Good analytical skills and attention to details
    • Ability to understand someone else’s code

       

    Opportunities

    • Build a successful product that grows dynamically within the US market
    • Professional and career growth
    • Possibility to propose solutions to a project
    • Realization of your innovative ideas in building new solutions and services

       

    We offer

    • Dynamic and challenging technical tasks
    • Long-term employment
    • Compensation for certifications, conferences, training, and other working events
    • Work in a unique professional, friendly and supportive environment
    • Informal style of leadership and communication

     

    Reasons to join the team

    • Build a successful product that grows dynamically within the US market
    • Friendly and open-minded co-workers
    • Career development opportunities
    • The right tools you need to be successful
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  • · 222 views · 44 applications · 13d

    Node.js Developer

    Full Remote · Countries of Europe or Ukraine · Product · 3 years of experience · English - B1
    A full-lifecycle tech development company dedicated to delivering innovative solutions for the iGaming and gambling industries. We are building best-in-class applications for the global iGaming market and are looking for a talented Senior Node.js...

    A full-lifecycle tech development company dedicated to delivering innovative solutions for the iGaming and gambling industries.
    We are building best-in-class applications for the global iGaming market and are looking for a talented Senior Node.js Developer to join our team.

    Responsibilities:

    • Design, develop, and maintain scalable back-end services using NestJS
    • Build and optimize microservice architecture and communication between distributed systems
    • Work with PostgreSQL — write performant queries, indexes, views, and materialized views
    • Implement Redis for caching and queueing (BullMQ experience is a plus)
    • Configure and maintain CI/CD pipelines
    • Ensure application security using OAuth and modern client/server security patterns
    • Write clean, readable, and maintainable code

    Requirements:

    • Experience in the iGaming / gambling industry 
    • Understanding of iGaming-specific concepts such as game rounds, RTP, RNG, provider integrations, wallet solutions, and transactional flow
    • Senior-level experience with Node.js (NestJS)
    • Strong knowledge of high-load and real-time processing systems
    • Experience with event-driven architecture and message brokers (Kafka, RabbitMQ, BullMQ)
    • Experience integrating third-party providers and payment systems
    • Deep understanding of transactional flow and microservices architecture

       

    Nice to Have:

    • Familiarity with Heroku, GCP, and Docker
    • Experience with Prisma ORM
    • Understanding of scalability and maintainability principles
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  • · 79 views · 38 applications · 13d

    Software Engineer (AI-First, Product-Driven)

    Full Remote · Countries of Europe or Ukraine · 3 years of experience · English - C1
    This is not an enterprise role. We move fast, make decisions locally, and expect engineers to own outcomes end-to-end. If you’re looking for heavy process, rigid roadmaps, or decision-making by committee, this role will likely feel frustrating. What...

    This is not an enterprise role.
    We move fast, make decisions locally, and expect engineers to own outcomes end-to-end.
    If you’re looking for heavy process, rigid roadmaps, or decision-making by committee, this role will likely feel frustrating.

    What You’ll Do

    • Build production-grade AI systems, not demos — deeply integrated LLMs, agentic workflows, retrieval systems, and decision engines that real customers depend on.
    • Design and ship end-to-end product features across frontend, backend, and services using TypeScript, React, Node.js, and GraphQL.
    • Take ambiguous, messy real-world problems and turn them into working systems — fast.
    • Own technical and product decisions, understand the trade-offs, and take responsibility for outcomes, not just output.
    • Work hands-on with vector databases, search indexes, MongoDB, and event-driven architectures.
    • Build fast, elegant, high-quality UIs with a strong opinion on usability and design (Tailwind, ShadCN).
    • Instrument systems with metrics, evals, and feedback loops to continuously improve AI quality and product impact.
    • Move quickly, iterate relentlessly, and raise standards without adding bureaucracy.


    What We Care About

    • Your depth of thinking, learning speed, and technical curiosity
    • Your obsession with AI, LLMs, agentic systems, and applied research
    • Your ability to figure things out independently
    • Your willingness to make decisions and live with the consequences
    • Your focus on real users, real data, and real impact

       

    We do not care about:

    • Fancy job titles
    • Years spent in large enterprises
    • Rigid processes, ticket queues, or “that’s not my responsibility” thinking
       

    Requirements

    • 3+ years of commercial software development experience (startup, scale-up, or equivalent).
    • Strong fundamentals in JavaScript / TypeScript and modern web/backend development.
    • Experience building systems with Node.js, React, GraphQL, and MongoDB (or demonstrably equivalent stacks).
    • Strong interest in — or hands-on experience with — LLMs, AI systems, agentic workflows, or intelligent automation.
    • Ability to work without hand-holding, unclear specs, or excessive process.
    • Product mindset: you think in outcomes, metrics, and user value, not just features.
    • Fluent English and clear written communication

     

    Strong Plus

    • Hands-on experience with LLMs, vector databases, RAG systems, embeddings, AI evaluation.
    • Experience designing event-driven or distributed systems.
    • Familiarity with GCP and/or AWS, Docker, Kubernetes.
    • Experience with search infrastructure, message brokers, and data pipelines.
    • Interest in AI research, experimentation, and pushing systems beyond obvious solutions.

     

    Who Will Thrive Here

    • Builders who love hard problems and fast feedback.
    • People who get frustrated by slow decision-making and unnecessary meetings.
    • Engineers who want ownership, autonomy, and accountability.
    • Product-minded developers who care deeply about quality, design, and user experience.
    • AI-first thinkers who want to be close to the model, the data, and the customer.

     

    Why Join ChefsList

    • Build real AI-driven products used daily by businesses.
    • Work at the intersection of AI, engineering, and product, not in silos.
    • High trust, very low bureaucracy, and extreme ownership.
    • Fast-moving startup where your work ships and matters.
    • Competitive compensation, flexibility, and continuous learning opportunities.
    More
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