Jobs at Djinni

We're Hiring: PPC Manager (B2B, Global Campaigns)

We're on the lookout for an experienced PPC Manager with a strong track record in B2B lead generation and managing high-performing campaigns across global markets to join our growing team.

What You'll Be Doing

• Develop and execute data-driven paid search strategies to generate qualified B2B leads
• Launch, manage, and continuously optimize PPC campaigns across multiple international markets
• Oversee campaigns on key platforms including Google Ads (priority), LinkedIn Ads, and others
• Conduct in-depth keyword research and refine audience targeting strategies
• Monitor budgets, adjust bids, and implement ROI-maximizing tactics
• Analyze performance metrics and identify areas for growth and improvement
• Create insightful performance reports and dashboards for internal stakeholders
• Innovate and test new campaign approaches across digital channels
• Build and maintain strong relationships with ad platforms and vendors
• Proactively monitor and mitigate click fraud risks

What We're Looking For

• Proven success in B2B lead generation with measurable outcomes
• Demonstrated expertise in running global PPC campaigns across multiple regions
• Minimum of 2 years of experience as a PPC Manager, Media Buyer, or Digital Marketing Specialist
• Background in iGaming, Gambling, Fintech, Arbitrage, or a PPC agency is a plus
• Strong analytical skills and experience with performance tracking and reporting
• Hands-on experience with GA4, Matomo, and Google Tag Manager
• Excellent communication and project management abilities
• Analytical mindset with a sharp eye for detail

Why Join Us?

We believe in unlocking the full potential of every team member and fostering an open, collaborative work culture. Here, your ideas matter—and your impact will be visible.

🚀 Join us and take the lead in driving our global PPC success.

Lead PHP developer – Payment Systems (Ukrainian Professional)

We’re currently hiring for a CTO position at Tether, a high-growth fintech project. This role will focus heavily on working with payment integrations and the API of RocketGate, so deep experience in payments and high-volume transaction systems is essential.

🚀 Your Mission

• Architecture & Development – Lead the design and development of advanced payment processing systems, APIs, and merchant dashboards. Integrate multiple acquirers, processors, and alternative payment methods. Build robust fraud detection and dispute workflows (VAMP, TC40, CE3.0, Ethoca, RDR).
• Security & Compliance – Ensure PCI DSS compliance, implement strong encryption and data security, and handle multi-jurisdictional regulatory requirements.
• Leadership & Strategy – Define and own the tech roadmap. Build, mentor, and scale a high-performance engineering team. Collaborate with operations, compliance, and sales to deliver features that drive merchant success.

🎯 What We’re Looking For

• Payments Expertise – MUST: Deep understanding of card-not-present payments, acquiring, gateway architecture, and high-risk merchant processing.
• Technical Skills – MUST: Strong proficiency in PHP/Laravel for backend development, plus experience with modern frontend frameworks.
• API Integrations: Proven experience integrating payment processors, acquirers, and risk management tools.
• Security: Strong knowledge of PCI DSS, tokenization, encryption, and secure coding practices.
• Scalability: Experience designing and running high-availability, high-throughput systems.
• Leadership: Demonstrated success managing dev teams and leading technical strategy in fintech or payments.

⭐ Nice to Have

• Crypto payment processing integration experience.
• Machine learning or rules-based fraud detection.
• Offshore acquiring and multi-geo merchant onboarding.
• Previous experience in ISO/MSP environments.

📩 If you’re ready to shape the future of payments and build next-generation financial infrastructure, drop me a message or send your CV/LinkedIn profile.

Impulse is a brain training app that helps people keep their brains sharp with bite-sized fun games and logic puzzles. Impulse is the world’s most downloaded app in the Brain Training category with over 100 million downloads. The app is trusted by users worldwide, with a 4.7 rating on the App Store, and has been featured as App of the Day in over 50 countries, including the UK, Canada, and Australia.

Impulse is a part of Headway Inc, a global tech company that revolutionises lifelong learning by creating digital products for over 150 million users worldwide. Our mission is to help people grow. We’re proud to be ranked 4th among the World’s Top EdTech Сompanies by TIME magazine.

The core of our achievements is our team. That’s why, together with Tetiana, Creative & Production Lead at Impulse, we’re looking for a Junior Creative AI Specialist to join our team of superstars.
 

This job is perfect for you if you want to:

• Work alongside a team of energetic, like-minded experts. You’ll brainstorm, test ideas, and share knowledge across departments — all shoulder to shoulder with people who love what they do.
• Dive deeper into the world of creative marketing and grow fast in this field. This role is just your starting point
• Make a real impact on the performance of a #1 product in its niche. You’ll come up with creative ideas and actually see the difference your work makes.

What you will do:

• Create attention-grabbing visuals, copy, and videos with AI tools.
• Staying on top of the latest AI tools for marketing and creatives.
• Share AI tips and tricks with the team.
• Create a prompt base and applying prompt engineering for the best results from AI.
• Automate routine tasks and put the boring stuff on autopilot — from refreshes and variations to copy, voiceovers, and beyond.

What do you need to join us:

• English at Upper-intermediate level or higher.
• Hands-on experience with core AI tools such as ChatGPT and Sora.
• A passion for discovering what’s possible with AI.
• A perfect mix of creativity and analytical skills.
• Willingness and motivation to learn and grow fast.
• Interest in tracking content trends and best-performing ad practices on social media.
• A logical and structured approach to tasks, and openness to discussing ideas.
• Alignment with the values of our team (more about us - here).

Will be a plus:

• Holding a certificate proving English language proficiency (e.g., IELTS, TOEFL, etc.)
• Experience with market research and competitor analysis tools (AppMagic, FB Ad Library, TikTok Creative Center).
• Good understanding of marketing metrics and the marketing funnel.
• Basic Figma skills.
• Copywriting chops.

What do we offer:

• Work within an ambitious team on a socially impactful education product.
• An office with a reliable shelter, generators, satellite internet, and other amenities.
• Access to our corporate knowledge base and professional communities.
• Personal development plan.
• Compensation for English language learning, external training, and courses.
• Medical insurance and full sick leave compensation.
• Sports activities: running, yoga, boxing, and more.
• Corporate holidays.
• Supporting initiatives that help Ukraine. Find out more about our projects here.

Working schedule

This is a full-time position with a hybrid option. It means that we will prefer you to attend office 2-3 times per week.

Are you interested?
Send your CV!

Type: Fulltime, hybrid

Duration: indefinite in time

Customer: US company (electrical equipment, hardware and software)

Responsibilities:

Creating circuit boards, developing specifications, and ensuring hardware compatibility with software and networks. This includes collaboration with other engineers and manufacturers throughout the product lifecycle. 

Skills: 

• Altium

• ADC

• Amplifiers

• Microcontrollers experience

• Hardware troubleshooting

Selection process: 2 interviews (recruiter screening, technical interview)

We are an outsourcing company providing high-level software development services for the well-known companies in US, Canada and Germany.
The tech team is based in Lviv.
 

Brightech is an international product IT company that is part of a US logistics holding.
One of our key projects is Dispatchland - a mobile application for drivers, designed to control and track cargo transportation, helping them efficiently manage delivery processes and supporting them at every stage of transportation.

We are looking for a Senior Mobile Engineer - an experienced mobile applications developer specializing in building cross-platform apps (iOS and Android) using the React Native framework.

Dispatchland has been in operation for over 5 years, constantly updated and scaled. That’s why we are looking for a Senior Mobile Engineer who will join our team to develop new features and maintain the existing functionality. This project offers an excellent opportunity to enhance your expertise by working on a large-scale, high-load product in the logistics domain.

 

We offer: 

• Fully remote work format;
• An official contract with an American company;
• Equipment required to perform tasks;
• Paid sick leave and vacation;
• Days off for holidays and birthdays;
• Budget for specialized training;
• Career growth and development

Requirements: 
 

• 4+ years of software development experience, including at least 4+ years in mobile development using React Native;
• Experience in developing backend services with Node.js;
• Proficiency in JavaScript and TypeScript;
• Experience with state management tools such as Redux, Zustand, or Recoil;
• Deep understanding of mobile application architecture, navigation models, and performance optimization;
• Familiarity with RESTful APIs, GraphQL, and third-party API integrations;
• Experience integrating Google APIs (Geo, Routes) and Firebase Push/Notification (FCM/APNs), including background processing;
• Experience with mobile debugging, logging, and analytics tools;
• Experience with relational and non-relational databases;
• Experience with cloud services such as AWS, Google Cloud, or Azure;
• Knowledge of CI/CD tools and mobile app deployment (App Store, Google Play);
• Strong understanding of version control (Git);
• Excellent problem-solving and communication skills.
   

Nice to have:

• Experience with Elysia (Bun) and its plugin ecosystem;
• Experience with WebSockets or gRPC in React Native.

Technological stack: JavaScript, TypeScript, React Native, React.js, Node.js, Elysia (Bun) 

Key Responsibilities:

• Develop and maintain mobile applications based on React Native for iOS and Android;
• Optimize application performance, reduce loading times, and improve UI responsiveness;
• Implement best development practices, including code reviews and testing;
• Participate in sprint planning and task estimation;
• Collaborate with business analysts, designers, and backend teams to align requirements and integrations;
• Integrate with APIs and third-party services;
• Design mobile application architecture with scalability and performance in mind.

Send your CV — we are waiting for you!

Required skills:

- 2+ years of commercial experience with Node.js;

- commercial experience with Solidity;

- commercial experience with Nest.js;

- strong knowledge of JavaScript and TypeScript;

- strong understanding of ES6+;

- commercial experience with Git;

- commercial experience with MongoDB, Redis;

- commercial experience with Docker, Docker Compose;

- experience with PostgreSQL;

- basic knowledge of ОS Linux, Mac OS;

- English — B1+.

Will be a plus:
- experience with Express;

- experience with Neo4j;

- experience with RabbitMQ.

We offer:

- flexible working hours;

- constant opportunity for learning and development;

- work in a friendly, passionate team, committed to producing user-focused software using Agile practices.

Sometimes we are looking for a skilled Python developer to work on our upcoming AI projects. We find a perfect mix of technologies for our customers from the USA and Europe to deliver outstanding solutions, turning their ideas into marketable deliverables.

We can start with a friendly meeting to give each other a chance!

About the project:

The project involves the development of a Python application integrated with the Feedly news service, ChatGPT, and a client’s content management system.

Requirements:

• At least 3 years experience with Python 3;
• Familiarity with Python Frameworks: Django, FastAPI;
• Familiarity with OAuth flows;
• Experience with RabbitMQ, Apache Kafka, NSQ etc. and Celery;
• Strong database knowledge: MySQL/MariaDB/PostgreSQL, MongoDB, Elasticsearch, ApacheSOLR;
• Proficient in Docker usage;
• Experience with cloud solutions like: AWS (understanding Labmdas is an advantage) / Google Cloud / Digital Ocean;
• Experience with REST and WebSockets;
• Understanding AI-driven approach and concepts: ML, DL, LLM
• Experience in integration of SAAS-based AI solutions from OpenAI and Anthropic;
• Strong understanding and experience of Promot Engineering;
• Understanding and experience with vector databases;
• Experience with PyTorch, and TensorFlow could be a good point;
• Understanding best practices and technical approaches in Python development;
• A general understanding of data analytics could be a good point;
• Experience in technical communication with clients;
• Experience in technical estimation on presale;
• Experience in proposing technical decisions on projects;
• English: Upper Intermediate or higher.
• Experience with Drupal will be much appreciated and considered a strong advantage.

Responsibilities:

• Backend development and implementation of required features;
• Development of AI-driven solutions including prompt engineering, ML/LLM solutions
• Collaborating with other developers, designers, and project managers to ensure that all projects are delivered on time and to a high standard;
• Staying up-to-date with the latest developments in Python and related technologies to ensure that you are able to deliver the best possible results for the project and be able to participate in technical evaluations during the pre-sales phase.

What we offer

• Working with the international market and having a primary focus on the USA,
• 50% cashback for personal development, health, recreation, power backup, coworking,
• Communication with a professional team and participation in the team process,
• Career and proficiency development plans,
• Opportunity to improve processes (any ideas are valuable here),
• Flexible schedule,
• Participation in internal training and seminars,
• Good technical equipment, legal support, corporate entertainment, and other usual benefits,
• National public holidays.

We’re a Web3 game studio creating fast-paced, technically refined games with transparent mechanics and well-crafted logic. We work with blockchain infrastructure, blending game development, decentralized technologies, and modern product design. Our mission is to deliver games that are simple to use yet rich in depth, built for a global audience.

What you’ll do

• Build browser games (Canvas/WebGL) end-to-end: state machine, animations, assets, sound hooks.
• Wire the client to Web3 triggers: subscribe to contract events via WS, handle pending vs confirmed, finality and rare reorgs (idempotent handlers).
• Keep 60+ FPS on desktop, solid mobile performance (asset atlases, batching, Workers).
• Integrate with Next.js API routes (or a tiny Node service) for caching/retries.
• Cover core logic with tests (math, payouts caps, events pipeline).

Stack

• TypeScript, React/Next.js (game page rendered client-side), Canvas/WebGL (Pixi/Phaser/Three).
• WebSockets, viem/ethers, ABI/log decoding.
• Node.js; Redis is a plus.

Nice to have

• Spine/DragonBones, VFX/shaders (GLSL) or 3D pre-renders.
• VRF/Entropy understanding (Chainlink, Pyth).
• RTP/probability, basic Solidity/Foundry (read contracts, events).

Why join

• Real ownership of features, no bureaucracy.
• Remote-first, tight feedback loop, fast decisions.
• Impact: thousands of live rounds weekly, measurable results.

We are looking for a Middle/Senior React Native Developer to join our team and help us develop the best solutions for our clients.

Working as a Developer on this project requires a mindset where we plan, build, and deliver together as a team. As a group, we take a shared responsibility for delivery, including speed, efficiency, and quality, and we also take full responsibility for the operational condition of what we deliver.

As an individual, you’re expected to take ownership, drive initiatives forward, suggest and incorporate improvements across all areas.

Does this sound like you? Take your chance and grow with us.

Customer

Our client is one of the Europe’s biggest GameTech companies and the owner of one of the largest mobile gambling platforms, with millions of users. It is a big company that follows a startup approach. The technology stack is modern and up to date.

Project

As a React Native Engineer, you will work with a talented team of developers to create innovative, high-performing mobile applications for a range of well-known iGaming brands worldwide.

You will need to have a mobile-first approach to development, with an understanding of native app development.

Responsibilities:

• Develop and maintain high-quality React Native applications for both iOS and Android platforms
• Ensure a smooth, engaging user experience
• Focus on the apps for new and growing iGaming brands
• Improve and maintain the applications with a product focus
• Contribute to launching new brands and brand expansions into new markets

Requirements:

• Extensive experience with React and React Native
• Knowledge of GraphQL
• Experience with TypeScript
• Experience with GitHub and/or version control systems
• Upper-Intermediate level of English

Would be a plus:

• Experience writing unit tests

Робота над цим проєктом у ролі розробника вимагає мислення, орієнтованого на командну співпрацю — ми плануємо, створюємо та постачаємо рішення разом. Як команда, ми несемо спільну відповідальність за результат: швидкість, ефективність, якість, а також стабільну роботу того, що ми створили.

Водночас від кожного індивідуально очікується відповідальність за поставлені задачі, ініціативність, просування ідей уперед та внесення покращень у всіх напрямах.

Схоже на тебе? Лови шанс і зростай разом з нами!

Клієнт

Наш клієнт — одна з найбільших GameTech-компаній у Європі та власник однієї з наймасштабніших iGaming платформ з мільйонами користувачів. Це велика компанія, яка працює за принципами стартапу і використовує сучасний технологічний стек.

Проект

Як React Native-інженер, ти приєднаєшся до талановитої команди розробників і працюватимеш над інноваційними, високопродуктивними мобільними застосунками для низки відомих iGaming-брендів по всьому світу.
Тобі потрібно буде застосовувати підхід до розробки, орієнтований на мобільні пристрої, та розуміти особливості розробки нативних застосунків.

Обов’язки:

• Розробляти та підтримувати React Native-застосунки для платформ iOS та Android
• Забезпечувати плавний та зручний користувацький досвід
• Працювати над застосунками для нових і зростаючих iGaming-брендів
• Підтримувати та розвивати застосунки з фокусом на продукт
• Брати участь у запуску нових брендів та виході на нові ринки
• Глибокі знання React і React Native
• Знання GraphQL
• Досвід роботи з TypeScript
• Досвід роботи з GitHub та/або іншими системами контролю версій
• Знання англійської вище середньої

Вимоги:

• Глибокі знання React і React Native
• Знання GraphQL
• Досвід роботи з TypeScript
• Досвід роботи з GitHub та/або іншими системами контролю версій
• Знання англійської вище середньої

Перевагою буде:

• Досвід написання модульних тестів

Requirements:

• At least 5 years experience in HTML5 desktop / mobile game development;
• Experience in JavaScript ES6+ / PIXI.js / HTML / TypeScript/ CSS;
• Knowledge of Git;
• Experience in cross-browser development;
• Understanding the Model-View-Controller (MVC) Architecture;

Responsibilities:

• Creating browser-based HTML5 slot games for desktop and mobile devices;
• Performance optimization for various devices;

Will be a plus:

• Ability to work with gulp;
• Experience with Spine animations;
• Experience with Texturepacker;
• Understanding of performance optimization algorithms, memory management, threading;
• Experience in gambling industry;

We offer:

— Work remotely or from our Bratislava office (relocation support provided).

— Competitive salary fixed in EURO with regular performance reviews;
— Friendly and inspiring environment in a team of professionals;
— Freedom to express yourself and opportunity of personal professional growth;
— Interesting projects with invaluable professional experience;

— Flexibility in your schedule;
— Additional company days off;
— Unlimited vacation if you need recovery and inspiration;

— Maternity Leave;
— Wedding and newborn baby gifts.

We are an Israeli–Ukrainian startup with a physical office in Vinnytsia, Ukraine.

Our company operates two profitable B2B SaaS products focused on AI-powered Lead Generation and Email Deliverability.

We are looking for a creative, quick-thinking, and detail-oriented Brand Awareness & Social Media Content Manager to enhance our online presence, strengthen brand identity, and engage our target audience through impactful social media strategies for both products.

Key Responsibilities

• Brand Awareness Strategy:
  • Develop and execute a cohesive brand awareness strategy that aligns with AnyBiz.io and Warmy.io’s mission and vision.
  • Collaborate with cross-functional teams to ensure branding consistency across all platforms and campaigns.
• Content Creation & Social Media Management:
  • Create, schedule, and publish engaging and visually appealing content across all social media channels (LinkedIn, Facebook, YouTube, Instagram, etc.).
  • Write compelling copy for posts, ads, newsletters, and campaigns tailored to different platforms.
  • Utilize creative tools (e.g., Canva, Photoshop, or video editing software) to design graphics, videos, and other multimedia content.
• Community Engagement:
  • Foster community engagement by responding to comments, messages, and mentions promptly and authentically.
  • Identify and collaborate with influencers, customers, and partners to amplify the brand’s reach.
• Analytics & Reporting:
  • Track key performance indicators (KPIs) such as engagement, reach, follower growth, and campaign ROI.
  • Prepare monthly reports and provide insights to optimize future strategies.
• Trend Analysis & Innovation:
  • Stay up-to-date with social media trends, tools, and emerging platforms to keep AnyBiz.io and Warmy.io ahead of the curve.
  • Propose creative campaigns and initiatives that resonate with our target audience.

Qualifications

• At least 3 years of experience in social media management, content creation, or brand marketing.
• Proven experience building brand awareness and growing social media channels for a tech or SaaS company.
• Excellent communication and storytelling skills with a creative flair.
• Strong copywriting skills, including experience creating compelling newsletters.
• Proficiency in social media tools like Hootsuite, Buffer, or HubSpot, and analytics tools like Google Analytics or platform-specific insights.
• Basic graphic design or video editing skills are a plus.
• A fast executor who thrives in dynamic, deadline-driven environments.
• A data-driven mindset with a keen eye for detail and the ability to interpret metrics.

What We Offer:

• Competitive salary aligned with experience and market standards.
• Office-based role.
• 12 PTO days, 10 sick days, and public holiday recognition.
• The opportunity to work with a growing SaaS company and make a direct impact.
• Access to cutting-edge tools and resources to support your success.

We’re looking for a Senior Data Scientist to help shape how our clients build and scale AI solutions on AWS. In this role, you’ll develop and deploy cutting-edge generative AI models on SageMaker – from model training and fine-tuning to optimized deployment – guiding customers from ideation to production through proof of concept. You’ll work closely with startup founders, technical leaders, and account teams to create scalable, high-impact AI solutions that drive real business value.

Responsibilities:

• Model Development & Deployment: Deploy and train models on AWS SageMaker (using TensorFlow/PyTorch).
• Model Tuning & Optimization: Fine-tune and optimize models using techniques like quantization and distillation, and tools like Pruna.ai and Replicate.
• Generative AI Solutions: Design and implement advanced GenAI solutions, including prompt engineering and retrieval-augmented generation (RAG) strategies.
• LLM Workflows: Develop agentic LLM workflows that incorporate tool usage, memory, and reasoning for complex problem-solving.
• Scalability & Performance: Maximize model performance on AWS’s by leveraging techniques such as model compilation, distillation, and quantization and using AWS specific features.
• Collaboration: Work closely with Data Engineering, DevOps, and MLOps teams to integrate models into production pipelines and workflows.

Requirements:

• 4+ years of experience in machine learning or data science roles, with deep learning (NLP, LLMs) expertise.
• Expert in Python and deep learning frameworks (PyTorch/TensorFlow), and hands-on with AWS ML services (especially SageMaker and Bedrock).
• Proven experience with generative AI and fine-tuning large language models.
• Strong experience deploying ML solutions on AWS cloud infrastructure and familiarity with MLOps best practices.
• Excellent communication skills and ability to work directly with customers in a consulting capacity.
• A master’s degree in a relevant field and AWS ML certifications are a plus.

Benefits:

• Professional training and certifications covered by the company (AWS, FinOps, Kubernetes, etc.)
• International work environment
• Referral program – enjoy cooperation with your colleagues and get a bonus 
• Company events and social gatherings (happy hours, team events, knowledge sharing, etc.)
• English classes

• Soft skills training

   

Country-specific benefits will be discussed during the hiring process.

Automat-it is committed to fostering a workplace that promotes equal opportunities for all and believes that a diverse workforce is crucial to our success. Our recruitment decisions are based on your experience and skills, recognizing the value you bring to our team.

We’re looking for an experienced Rust Developer with C programming experience to join our embedded development team. You will work on a smart sleep-tracking device in the IoT domain, contributing to a high-impact product with complex technical challenges and strong engineering standards.

Customer

Our Customer is a major international company specializing in the development of smart sleep-tracking devices.

Project

By joining this project, you’ll work with a team of experienced engineers to enhance the capabilities and performance of a smart sleep-tracking device. The device connects to a mobile application and provides users with a wide range of advanced analytical metrics.

Requirements

• Strong Rust programming skills
• Good C coding skills
• Experience with networking and IoT device development
• Knowledge of ESP 32 MCU, interfaces, and protocols (UART, I2C, SPI, I2S)
• Good understanding of WebRTC, WebSocket, and FFmpeg
• Experience with Linux OS
• Experience in debugging and troubleshooting solutions for embedded systems. It should include software debugging on real hardware and debugging of hardware issues
• At least an Upper-Intermediate level of English

WOULD BE A PLUS  

• Expertise in video transcoding (codecs such as H264, H265, MJPEG) and streaming (concepts such as NALU, AVCC, SPS, PPS, in the context of H.264)
• Knowledge of audio transcoding (codecs such as AAC, OPUS, PCM, G.711, G.722) and streaming (concepts such as DTX, PLC, in the context of OPUS)
• Experience with С++ 14 standard or a higher standard
• Practical experience with Bash and Python
• Knowledge of Google Protobuf protocols

Responsibilities

• Develop software components using Rust and C
• Contribute to the development of technical project documentation and user documentation
• Participate in conference calls and face-to-face meetings with the Customer and Customer partners
• Comply with the best engineering practices, technical standards, and quality criteria set forth on the project
• Report on the status and progress according to the project and company demands
• Spot current deficiencies in the development process, adopted procedures, engineering practices, environment configurations, etc., and suggest improvements
• Escalate technical issues to the Architect, Team Lead, and Project Manager
• Improve your qualification within the areas of expertise by attending various training courses, seminars, and/or other educational organizations

Our client is a global media localization company that provides dubbing, subtitling, and other language services for film, TV, and streaming platforms. Conduct migration of legacy .NET and PHP services to a modern Node.js + React architecture, involving refactoring of complex system designs, implementation of best practices for performance and security, integration of REST APIs, database optimization, with deployment on cloud platforms, and leadership in guiding the technical direction.
 

Requirements:

• 5+ years of professional software development experience.
• Strong hands-on experience with Node.js and React in production systems.
• Previous commercial experience with .NET or PHP applications.
• Proven ability to understand and refactor complex system designs.
• Strong knowledge of REST APIs, asynchronous processing, and database design.
• Familiarity with cloud-based deployments (AWS, Azure, or GCP).
• Excellent communication and leadership skills for guiding technical decisions.
• English-Upper-Intermediate.
   

Responsibilities:

• Participate in the migration of legacy .NET/PHP services to Node.js + React.
• Analyze, document, and simplify complex system architectures.
• Define and enforce best practices in code quality, performance, and security.
• Collaborate with cross-functional teams to design scalable solutions.
• Mentor and support mid-level engineers in migration and development tasks.
• Participate in code reviews, ensuring maintainable and testable code.
• Proactively identify risks, bottlenecks, and architectural improvements.

We offer:

• Annual paid vacation of 18 working days.
• Extra vacation days for long-lasting cooperation.
• Annual paid sick leave of 10 days.
• Maternity/Paternity leave.
• The opportunity for sabbatical leave.
• Marriage and Parenthood Package.
• Compensation for sports activities (up to 250$ per year) or health insurance covering (70%) — after the trial period.
• Internal education (corporate library, Udemy courses).
• Career development plan.
• English and Spanish classes.
• Paying taxes and managing PE (Private Entrepreneur).
• Technical equipment.
• Internal Referral program.
• Opportunity to take part in company volunteering activities.
• Sombra is a “Friendly to Veterans” award-holder.

Our client is a global media localization company that provides dubbing, subtitling, and other language services for film, TV, and streaming platforms. Conduct migration of legacy .NET and PHP services to a modern Node.js + React architecture, involving refactoring of complex system designs, implementation of best practices for performance and security, integration of REST APIs, database optimization, with deployment on cloud platforms, and leadership in guiding the technical direction.
 

Requirements:

• 3+ years of professional software development experience.
• Strong hands-on experience with Node.js and React in production systems.
• Previous commercial experience with .NET and PHP applications.
• Proven ability to understand and refactor complex system designs.
• Strong knowledge of REST APIs, asynchronous processing, and database design.
• Familiarity with cloud-based deployments (AWS, Azure, or GCP).
• Excellent communication and leadership skills for guiding technical decisions.
• English-Upper-Intermediate.
   

Responsibilities:

• Participate in the migration of legacy .NET/PHP services to Node.js + React.
• Analyze, document, and simplify complex system architectures.
• Define and enforce best practices in code quality, performance, and security.
• Collaborate with cross-functional teams to design scalable solutions.
• Mentor and support mid-level engineers in migration and development tasks.
• Participate in code reviews, ensuring maintainable and testable code.
• Proactively identify risks, bottlenecks, and architectural improvements.

We offer:

• Annual paid vacation of 18 working days.
• Extra vacation days for long-lasting cooperation.
• Annual paid sick leave of 10 days.
• Maternity/Paternity leave.
• The opportunity for sabbatical leave.
• Marriage and Parenthood Package.
• Compensation for sports activities (up to 250$ per year) or health insurance covering (70%) — after the trial period.
• Internal education (corporate library, Udemy courses).
• Career development plan.
• English and Spanish classes.
• Paying taxes and managing PE (Private Entrepreneur).
• Technical equipment.
• Internal Referral program.
• Opportunity to take part in company volunteering activities.
• Sombra is a “Friendly to Veterans” award-holder.