Jobs at Djinni

About the Project

We are working on a long-term international project for a top-10 US-based hosting company.

The team develops products used by millions of users worldwide, focusing on reliability, scalability, and high performance.

About the Role

We are looking for a skilled Full Stack Software Engineer with experience in Perl and JavaScript/TypeScript to join an international team.

In this role, you will be involved in the full product development lifecycle, contributing to both backend and frontend parts of the system and participating in architectural decisions.

Responsibilities

• Participate in the full product development lifecycle
• Design and implement new features
• Conduct code reviews and design reviews
• Analyze and estimate implementation efforts
• Optimize system performance and scalability
• Mentor less experienced team members
• Communicate with PM regarding task status, risks, and blockers

Required Skills

• Commercial experience with Perl (must-have)
• Full stack development experience with JavaScript / TypeScript
• Strong knowledge of:
  • React, Redux
  • NestJS, Express
• Solid understanding of Object-Oriented Programming
• Experience in code performance analysis
• Experience designing data storages (SQL / NoSQL)
• Experience working with scalable systems
• Good written and spoken English

Nice to Have

• Experience with Docker, Kubernetes
• Experience with microservices architecture
• Knowledge of other backend technologies (Python, Java, .NET)
• Experience with Vue or Angular

What We Offer

• Five-day work week in a young and energetic international team
• 20 working days of paid vacation per year
• Opportunity to work on a US-based product
• Participation in large-scale international projects
• Flexible working schedule
• Competitive salary reviewed every six months
• Strong opportunities for professional growth

About Us

At Red Rocket Software, we design and build digital products for clients across Europe. We're looking for a Lead UX/UI Designer — a strong UX/UI practitioner who is ready to take on some leadership responsibilities alongside hands-on design work. You won't be managing alone — you'll be working closely with an existing Lead Designer and a supportive team structure.

What You'll Be Doing

— Work on UX/UI projects across different industries — from discovery to final delivery 

— Collaborate closely with the existing Lead Designer to distribute tasks and support the team 

— Review work and give feedback to junior and middle designers when needed

 — Join client calls — gather requirements, present solutions, communicate progress

 — Work in sync with PM, BA, developers and QA to make sure design is understood and implemented correctly 

— Participate in interviewing UX/UI candidates and help assess their level 

— Support onboarding of new designers alongside the Lead 

— Take part in project estimation and help plan resources based on scope 

— Contribute to keeping internal documentation up to date — Figma standards, best practices, onboarding materials

 — Help identify process improvements and share ideas on how to make the team work better

What We Expect

— 3+ years in UX/UI design with a strong portfolio 

— Some experience mentoring or supporting less experienced designers 

— Comfortable communicating with clients in English

— Strong UX thinking: user flows, product logic, interface patterns 

— Works well with developers and understands technical constraints 

— Organised and able to structure information clearly 

— English B2+ — written and spoken

We are looking for a detail-oriented and responsible Manual QA Engineer who will help us maintain high product quality, dive deep into business logic, and collaborate effectively with developers, managers, and other team members

What You’ll Be Doing

— Perform manual testing of web/mobile products
— Analyze requirements, business logic, and product behavior
— Create and maintain test documentation: test cases, checklists, bug reports, and test plans
— Identify, document, and track bugs through to resolution
— Conduct regression, smoke, functional, and exploratory testing
— Validate integrations and API interactions
— Work with Swagger and Postman for API testing
— Participate in requirements discussions and gain a deep understanding of product business processes
— Collaborate closely with developers, PMs, designers, and other team members to improve product quality
— Contribute to improving QA processes and internal testing approaches

What We Expect

— 1.5+ of commercial experience as a Manual QA Engineer
— Strong understanding of QA fundamentals, SDLC/STLC
— Experience testing web applications and/or mobile applications
— Ability to write clear and structured test documentation
— Experience working with bug-tracking and task management systems
— Understanding of client-server architecture
— Hands-on experience with API testing
— Solid knowledge of Postman and Swagger
— Strong analytical skills and attention to detail
— Ability to quickly understand product logic and business processes
— Good communication skills, ability to ask the right questions, and work effectively within a team
— Responsible, organized, and proactive approach to work

Would Be a Plus

— Basic knowledge of or hands-on experience with test automation
— Basic knowledge of SQL
— Understanding of QA metrics and best practices

We are looking for a responsible and motivated Junior Payments Operations Specialist to join our Back Office team. This role is a good fit for someone who wants to grow in FinTech, learn new tools, and support smooth and accurate payment processes for our global clients.

Key Responsibilities

• Process, monitor, and review client payments and financial transactions.
• Handle client and partner requests via email.
• Communicate with merchants/providers to resolve disputes or clarify transaction details.
• Ensure compliance with company policies and financial regulations.
• Perform additional operational or technical tasks when needed.

• Collaborate with cross-functional teams to support overall business goals.

   

Requirements

• Any experience working with numbers, payments, transactions, accounting, cash operations, analytics, data, or financial processes.
• Strong PC user; confident with Excel and Google Sheets.

• English: Strong Pre-Intermediate or higher.

   

We Offer

• Open to candidates with minimal experience (full training provided).
• 160 paid vacation hours per year.
• 10 paid sick leave days per year.
• Medical insurance.
• Remote work opportunity.
• Professional education budget.
• Language learning budget.
• Wellness budget (gym membership, sports gear, and related expenses).

I am currently looking for a Vue.Js Developer (m/f/d) for our clients's location in Poland.

Aim of the role:

Development and maintenance of modern web applications using Vue.Js

Independent implementation of UI/UX designs and active participation in design decisions

Tasks & Responsibilities

·        Conducting code reviews, ensuring high code quality and troubleshooting

·        Test-driven development (TDD) to guarantee reliable software

·        Proficient use of Pinia for state management and i18n for internationalization

·        Mastery of GitHub workflows (CI/CD, pull requests, branching)

·        Close collaboration with backend developers and designers

·        Optimization of performance and usability of existing applications

·        Documentation of processes and components

Requierements:

·        3-5 years experience in Vue.Js development

·        Excellent English skills (written and spoken)

·        Good Experience with common tools such as Git, npm/yarn, Vite, etc.

·        Strong team player with initiative and communication skills

Project Details:

Start: asap

Location: remote

Duration: 6 Months ++ and fulltime

US working hours (5:00 PM - 2:00 AM Kyiv time)

Overview

We are looking for a Junior Account Manager to support a large-scale client outreach initiative. This role focuses on contacting existing clients, guiding them through a required merchant service PIN pad firmware upgrade, and assisting with onboarding to our internal B2B system. The position is straightforward, process-driven, and ideal for someone who is organized, communicative, and comfortable handling high-volume outreach.

Key Responsibilities

· Reach out to a high volume of existing clients (phone, email, or messaging) to coordinate firmware upgrades for merchant service PIN pads

· Clearly explain the upgrade process and its importance to clients

· Guide clients step-by-step through completing the firmware update

· Assist clients in setting up and connecting to the internal B2B system

· Track outreach progress and maintain accurate records of client status

· Follow up with clients who have not completed the upgrade

· Escalate technical issues or complex cases to the appropriate internal teams

Qualifications

· High school diploma or equivalent

· Strong communication skills (clear, friendly, and professional)

· Comfortable making a high volume of calls and sending emails daily

· Basic computer skills and ability to learn internal systems quickly

· Detail-oriented with good organizational habits

Key Skills

· Customer communication

· Persistence and follow-up

· Basic technical guidance (training will be provided)

· Time management

· Data tracking and accuracy

Tasks and Responsibilities

Design, setup and management of a software defined network (incl. software and hardware)
Design, setup and management of kubernetes based infrastructure
Ensure adherence of network to guiding security guidelines (esp. IEC-62443-3)
Design hybrid and cloud networking setup

Hard Skills

Hard Skills ordered by priority - Software defined networking and kubernetes network infrastructure design are mandatory skills

Software-Defined Networking (SDN)

• Proficiency in SDN technologies, including design, deployment, and management (e.g., VMware NSX, Cisco ACI, Open vSwitch).
• Experience integrating software-defined networking in cloud-native, Kubernetes/OpenShift environments.
• Knowledge of SDN management, programmability, and automation techniques.

Kubernetes Network Infrastructure Design & Management

• Expert in designing and managing enterprise-grade kubernetes network infrastructures.
• Skilled in configuring and managing network equipment (switches, routers, firewalls, load balancers) for containerized platforms
• Experienced with resilient network designs (High Availability, Load Balancing, Redundancy) for kubernetes

Security & Compliance

• Experience implementing network security standards, including Zero Trust architecture, secure segmentation, and firewall rules.
• Familiarity with cybersecurity standards (IEC 62443, NIST, ISO 27001, GDPR).
• Ability to secure networks, implementing robust firewall configurations, encryption (TLS/IPSec), and network access control.

Hybrid, Cloud and on premise networking setups

• Skilled in designing network topologies for hybrid-cloud deployments, ensuring seamless connectivity between cloud (Azure/AWS) and on-premise environments.

• Competence in deploying secure VPNs, firewalls, and gateways for hybrid scenarios.

   

Soft Skills

• Team player and collaborater within the team and between teams
• Ability to support requirements team in defining the correct solution

Aclean & Rhino is a network of upholstery and carpet cleaning companies in the US.

We have over 15 years of experience in Ukraine and are actively scaling in the US market — currently operating in 3 cities.

We grow the company through:
• structured processes  
• automation  
• AI  

Our goal is to scale to 50+ cities across the US.

We are looking for an AI / Automation Specialist who thinks in processes and can turn business needs into scalable automation solutions.

Requirements:
• Experience with AI (ChatGPT / Claude) — must have  
• 1–3 years of experience in automation (no-code / low-code)  
• Hands-on experience with n8n / Zapier / Make  
• Experience with CRM integrations (Pipedrive / HubSpot) via API  
• English level: Intermediate or higher  
• Self-driven and proactive mindset  

Nice to have:
• Experience in home services / US market  
• Background in IT or project management  

Responsibilities:
• Analyze and optimize business processes (CRM, operations, marketing)  
• Build automation workflows (n8n / Zapier / Make)  
• Automate sales processes: lead handling, follow-ups, missed calls to SMS  
• Sync leads from multiple channels into CRM  
• Work with AI (API, prompts, use cases)  
• Configure and improve CRM processes  
• Document workflows and collaborate with freelancers on complex tasks  

We offer:
• Fully remote work  
• Salary: competitive, based on experience and skills  
• Full-time, flexible schedule (overlap with 09:00–18:00 EST)  
• Opportunity to work with modern AI tools  
• Career growth to Head of Automation  

If you want to build real automation systems, not just “set up integrations” — apply and let’s talk.

We're looking for a skilled C Developer to join our team working on network switches, routers, and embedded systems. You'll be tackling high-level technical challenges in low-level programming, contributing to products used by industry leaders worldwide.

Core Responsibilities:

• Design and develop software for network switches and embedded systems
• Contribute to router software development projects
• Write efficient, maintainable C code for resource-constrained environments
• Collaborate with hardware teams to optimize system performance
• Debug and troubleshoot complex system-level issues

What We're Looking For:

• Strong C programming skills - You write clean, efficient code and understand memory management
• Linux proficiency - Comfortable with Makefiles, shell scripting, and Linux development environments
• Knowledge of L2/L3 network protocols (ARP, STP, IGMP, VLAN, routing protocols)
• 3+ years of professional software development experience. 
• English: Upper-Intermediate (B2+) - You can communicate technical concepts clearly

Compensation & Benefits:

• Competitive salary aligned with market rates
• Medical insurance coverage
• Paid vacation and holidays
• Comprehensive compensation package with additional benefits

Work Location

Full Remote - Work from Europe or Ukraine

We're a distributed team that values results over location. As long as you have a reliable internet connection and overlap with team hours for collaboration, you can work where you're most productive.

We are seeking an experienced Data Scientist with a passion for large language models (LLMs) and cutting-edge AI research. In this role, you will design and prototype data preparation pipelines, collaborating closely with data engineers to transform your prototypes into scalable production pipelines, design and implement a state-of-the-art evaluation and benchmarking framework to measure and guide model quality, and do end-to-end LLMs training. You will work alongside top AI researchers and engineers, ensuring our models are not only powerful but also aligned with user needs, cultural context, and ethical standards.

What you will do

• Curation of datasets for pre-training, supervised fine-tuning, and alignment;
• Research and develop best practices and novel techniques in LLM training and evaluation pipelines;
• Collaborate closely with data engineers, annotators, linguists, and domain experts to scale data processes, define evaluation tasks and collect high-quality feedback.

Qualifications and experience needed
Education & Experience:

• 3+ years of experience in Data Science or Machine Learning, preferably with a focus on NLP;
• An advanced degree (Master’s or PhD) in Computer Science, Computational Linguistics, Machine Learning, or a related field is highly preferred.

GenAI & NLP Expertise:

• Practical experience with fine-tuning LLMs / VLMs models;
• Hands-on experience with modern NLP approaches, including embedding models, semantic search, text classification, sequence tagging (NER), transformers/LLMs, RAGs.

ML & Programming Skills:

• Strong experience with deep learning frameworks such as PyTorch or JAX for building models;
• Ability to write efficient, clean code and debug complex model issues.

A plus would be
Advanced NLP/ML Techniques:

• Applied experience using Reinforcement Learning in NLP / LLM settings;
• Prior work on LLM safety, fairness, and bias mitigation;
• Experience generating and curating synthetic datasets for Supervised Fine-Tuning (SFT), including quality control and scaling considerations.

Research & Community:

• Publications in NLP/ML conferences or contributions to open-source NLP projects;
• Active participation in the AI community or demonstrated continuous learning (e.g., Kaggle competitions, research collaborations) indicates a passion for staying at the forefront of the field.

MLOps & Infrastructure:

• Hands-on experience with containerization (Docker) and orchestration (Kubernetes) for ML, as well as ML workflow tools (MLflow, Airflow);
• Experience in working alongside MLOps engineers to streamline the deployment and monitoring of NLP models;
• Experience with cloud platforms (AWS, GCP, or Azure) and big data technologies (Spark, Hadoop, Ray, Dask) for scaling data processing or model training is a plus.

Problem-Solving:

• Innovative mindset with the ability to approach open-ended AI problems creatively;
• Comfort in a fast-paced R&D environment where you can adapt to new challenges, propose solutions, and drive them to implementation

What we offer

• Office or remote — it’s up to you. You can work from anywhere, and we will arrange your workplace;
• Remote onboarding;
• Performance bonuses;
• We train employees with the opportunity to learn through the company’s library, internal resources, and programs from partners;
• Health and life insurance;
• Wellbeing program and corporate psychologist;
• Reimbursement of expenses for Kyivstar mobile communication.

A product used by 1M+ project managers - including teams at NASA, NVIDIA, Sony, Amazon - is looking for a Spanish Content Manager.

What you'll do:

• Write original long-read articles for the Spanish blog (B2B SaaS: project management, Gantt charts)
• Create whitepapers, guides, and templates in Spanish
• Translate product interface and technical documentation (EN → ES)
• Translate knowledge base articles for users

What we're looking for:

• Spanish C1+ and English B2+ (written)
• Commercial translation experience (EN → ES)
• Experience writing blog articles and long-reads (1000+ words)
• WordPress or other CMS experience
• Portfolio of writing samples

Due to the dynamic growth, we are excited to invite Technical Support Specialists - night shifts with a relevant background to apply for the role in our Integration Department.

Technical Support Specialists at Playson is responsible for a full customer support service of our current partner's integrations.

To succeed in the advertised role, you have:

• Ready to work night shifts
• Hands-on software development experience with Java, C#, Node.js, or TypeScript
• Familiarity with monitoring tools (e.g., Elastic, Dynatrace, Grafana)
• A proactive, client-focused attitude and strong work ethic
• Strong problem-solving and troubleshooting skills
• Effective communication skills, both written and verbal
• At least Upper-Intermediate English (written and spoken)
• Eagerness to learn quickly and grow technically
• Working knowledge of XML and JSON
• Basic experience with Git and version control workflows
• Understanding of API protocols (e.g., REST)

• Awareness of the software development lifecycle (SDLC)

   

Would be beneficial to know:

• Familiarity with the iGaming industry
• Experience with cloud infrastructure (AWS, Azure, or GCP) and Kubernetes
• Experience using Jira and the Atlassian stack
• Basic understanding of QA processes and test environments
• Previous experience in a technical support, DevOps, or site reliability role
• Practical experience with monitoring systems

• Exposure to Agile frameworks (Scrum or Kanban) and basic project management skills

   

The importance of the role is in:

• Understand and analyse issues, and be able to find appropriate solutions
• Integration protocol testing
• Second-level customer support

• Delivering excellent customer service with 5 shifts a week

   

What you get in return:

• Competitive Salary: We offer a competitive salary in EUR, subject to annual performance reviews
• Quarterly Bonuses: Benefit from a transparent and systematic quarterly bonus system
• Flexible Schedule: We offer a flexible work schedule to accommodate your needs
• Remote Work Option: Choose to work remotely, providing greater flexibility and comfort
• Medical Insurance: Receive comprehensive medical insurance for both you and a significant other
• Financial Support for Life Events: We provide financial support during special life events
• Unlimited Paid Vacation: Enjoy unlimited paid vacation leave
• Unlimited Paid Sick Leave: Take unlimited paid sick leave whenever necessary

• Professional Development: Get reimbursement for professional courses for your development

   

The recruitment process looks like this:
1. HR interview (45 min)
2. Technical interview (60 min)
3. Final Interview (60 min)

If the job description rings a bell - take action and apply!

Looking forward to welcoming you to the iGaming world!
Ambitious goals require a quick ability to manoeuvre through changes in the world. Playson is all about that. 🚀

Join us today!

Our client is seeking a motivated and skilled Data Engineer to join their core Data Engineering team. This is a hands-on role designed for a technical expert who enjoys building robust data architectures and working directly with the Modern Data Stack

As a Data Engineer, you will be responsible for designing, developing, and optimizing data transformation pipelines. You will play a crucial role in turning raw data into actionable insights by leveraging Snowflake and dbt to ensure high-quality, scalable data delivery.
 

Key Responsibilities:

• Design and build sophisticated SQL models to process both batch and near real-time data streams.
• Utilize dbt to implement reliable, version-controlled transformation logic.
• Ensure high performance and cost-efficiency within the Snowflake environment.
• Build and maintain scalable ELT/ETL processes to support the organization's evolving data needs.

Skills & Experience:

• Proven experience working with Snowflake architecture (Virtual Warehouses, Snowpipe, etc.).
• Strong proficiency in using dbt for modular data modeling and testing.
• Expert-level ability to write complex, performant, and clean SQL code.
• Solid understanding of data warehousing concepts, schema design (Star, Snowflake, Data Vault), and data lifecycle management.
• A proactive approach to problem-solving and a passion for deep-diving into technical challenges.

Nice to Have:

• Real-time Processing: Previous experience building SQL models specifically for real-time data pipelines.
• Experience with orchestration tools (e.g., Airflow, Dagster) or cloud platforms (AWS/Azure/GCP).

Project Overview

UADAMAGE is hiring a Data Engineer to join a cross-functional team working on a national-scale Big Data platform for Ukraine. The project focuses on building a geospatial platform for multifactor analysis of territories to support demining and recovery planning. The system integrates remote sensing, environmental and socio-economic indicators, and includes both Big Data infrastructure and AI/ML modules. The platform is under active development with support from governance and international partners.

Role Summary

Design and maintain scalable and sustainable data pipelines within the platform to ensure timely, accurate, and consistent integration of multi-source data. Develop and support workflows for data ingestion, cleansing, normalization, and transformation from internal and external sources (e.g. government systems, commercial registers, API feeds). Ensure compatibility of all data pipelines with downstream use in GIS systems, land analysis models, dashboards and reports. Execute basic data analysis. Collaborate with product, analytics, and engineering teams to maintain data quality and feasibility for decision-support tools. Support data architecture evolution, implement data processing best practices, and contribute to technical documentation.

Qualifications required

• Bachelor’s or Master’s degree in Computer Science, Information Systems, Data Engineering, or related fields.
• 3+ years of experience in data engineering or data platform development.
• Proven experience in building and maintaining data pipelines (ETL/ELT), performing data cleansing, normalization, and transformation of structured and unstructured datasets.
• Hands-on experience with technologies such as Python, PySpark, Scala, SQL, Pandas, NumPy and tools including Apache Spark, Hadoop, and Amazon EMR.
• Experience working with AWS-based platforms, including S3 and cloud-native data processing services.
• Practical knowledge of streaming frameworks and distributed data processing patterns, such as MapReduce and real-time cloud pipelines.
• Experience integrating data from diverse sources (relational databases, APIs, satellite/geospatial data, file systems) for use in analytical models and data management platforms.
• Understanding of data integration strategies, API/data services, and long-term system maintainability.
• Familiarity with best practices in data documentation, versioning, metadata tracking, and validation.
• Familiarity with geospatial data formats, geo coordinate systems, and spatial preprocessing is an asset.
• Experience working in complex or multi-stakeholder environments is an asset.

• Proficiency in Ukrainian and English is required.

   

We offer

• Competitive salary
• Motivated and engaged team
• Open communication and active knowledge sharing
• Direct support from project leadership
• Clear specifications and well-defined requirements
• Opportunity to contribute to a high-impact, nationally relevant initiative

We invite you to join our team as a Junior Flutter Developer to work on the development of a mobile app in the on-demand services sector. 

Location: Ukraine, remote, full time. 

Requirements:

- Experience with Flutter;

- Experience in UI design;

- Familiarity with Firebase;

- Basic understanding of CI/CD and pipeline processes;

- English - B2

A plus would be: 
- a basic understanding of backend development.