Jobs at Djinni

Company Description

Are you an experienced Data Engineer ready to tackle complex, high-load, and data-intensive systems? We are looking for a Senior professional to join our team in Ukraine, Europe, working full-time on a project that will make a real impact in the public sector.

At Sigma Software, we specialize in delivering innovative solutions for enterprise clients and public organizations. In this role, you will contribute to building an integrated platform that collects, processes, and visualizes critical indicators, enabling better decision-making and analytics.

Why join us? You will work with a modern big data stack, have end-to-end involvement from ingestion to machine learning workflows, and be part of a professional team that values ownership, collaboration, and continuous improvement.

PROJECT
You will be involved in developing an integrated platform that processes both batch and streaming data, ensures secure and governed data environments, and supports advanced analytics and machine learning workflows. The solution will leverage modern big data technologies to provide actionable insights for the public sector.

Job Description

• Design and implement data ingestion pipelines for batch and streaming data
• Configure and maintain data orchestration workflows (Airflow, NiFi) and CI/CD automation for data processes
• Design and organize data layers within Data Lake architecture (HDFS, Iceberg, S3)
• Build and maintain secure and governed data environments using Apache Ranger, Atlas, and SDX
• Develop SQL queries and optimize performance for analytical workloads in Hive/Impala
• Collaborate on data modeling for analytics and BI, ensuring clean schemas and dimensional models
• Support machine learning workflows using Spark MLlib or Cloudera Machine Learning (CML)

Qualifications

• Proven experience in building and maintaining large-scale data pipelines (batch and streaming)
• Strong knowledge of data engineering fundamentals: ETL/ELT, data governance, data warehousing, Medallion architecture
• Strong SQL skills for Data Warehouse data serving
• Minimum 3 years of experience in Python or Scala for data processing
• Hands-on experience with Apache Spark, Kafka, Airflow, and distributed systems optimization
• Experience with Apache Ranger and Atlas for security and metadata management
• Upper-Intermediate English proficiency

WILL BE A PLUS

• Experience with Cloudera Data Platform (CDP)
• Advanced SQL skills and Hive/Impala query optimization
• BS in Computer Science or related field
• Exposure to ML frameworks and predictive modeling

PERSONAL PROFILE

• Ownership mindset and proactive approach
• Ability to drive initiatives forward and suggest improvements
• Team player with shared responsibility for delivery speed, efficiency, and quality
• Excellent written and verbal communication skills

About the Client

The client is a fintech company developing digital banking and financial solutions.

You will join the team to work on backend development and banking integrations.

Responsibilities

 • Backend development using Node.js
 • Integration with external banking and financial APIs
 • Development and maintenance of platform modules
 • Work with databases (SQL/NoSQL)
 • Collaboration with the client’s engineering team

Requirements

 • 4+ years of experience in backend development
 • Strong knowledge of Node.js
 • Experience with external API integrations
 • Understanding of databases (SQL/NoSQL)
 • English B1+

Nice to Have

 • Experience in fintech or banking projects
 • Knowledge of modern backend tools and approaches (e.g., microservices, Docker, CI/CD)

Benefits

• Fully remote collaboration
• 14 paid vacation days, 5 paid sick days, and 4 paid public holidays annually
• Opportunity to grow through hands-on experience
• Collaborative and supportive team where initiative is valued
• Annual salary review based on performance and contribution

Reteno is the messaging platform for app user retention. It’s designed to identify and retain the right users through perfectly timed and channel-optimized campaigns without developers. We help mobile teams grow their product and revenue through personalized push notifications, in-apps, emails, SMS, and more. Reteno is trusted by 300+ leading brands worldwide, including Welltech, Boosters, Reface, RetouchMe, and plenty of smaller apps that scale with us. We are currently looking for a Sales Manager (Active sales).

KEY RESPONSIBILITIES:

• Closing the deals
• Attracting clients through various channels;
• Selling the functional capabilities of the Reteno platform to potential clients;
• Identifying needs and assessing the potential of leads;
• Conducting demos (presentations) during online meetings;
• Crafting well-structured commercial proposals;

• Maintaining accurate and organized work within internal systems and CRM.

   

SKILLS AND EXPERIENCE:

• Proven track record of successfully working with B2B clients;
• Strong ability to achieve results;
• Consistently meeting monthly and quarterly sales targets;
• Proficient in English at an Upper-Intermediate (B2) level and continuously improving;

• Committed to the ongoing development of hard and soft skills.

   

WOULD BE A PLUS:

• Experience working with mobile applications.
• Experience working at B2B SaaS or other product companies.

• A solid understanding of digital marketing.

   

WE OFFER:

• Flexible 8-hour work schedule, Mon-Fri.
• Opportunity to work remotely or with a hybrid schedule.
• 18 working days of vacation and official holidays off.
• Partial compensation for English language courses and other educational programs;

• An awesome team of professional and fun individuals.

   

If you’re looking for a dynamic and ambitious product company with continuous innovations and exciting projects (Reteno, eSputnik, Yespo) — join our team.

We know that cooperation, decency, customer orientation and responsibility for the result lead us to the best practices. Your strongest skills will grow even stronger, empowering our projects and allowing you to take pride in achieving outstanding results.

Work with a team of professionals where your decisions matter.

Must have

• Critical thinking and analytical skills
• Strong AI skills
• 1+ experience in management
• Advanced English
• A result-oriented approach

• Cheerful responsible personality

   

   

Requirements

• Project Management Experience: Planning and organizing team activities (setting goals, defining requirements, and controlling deadlines).
• AI tools
• Presentation Skills: Confidently and clearly deliver presentations to both the team and clients.
• Knowledge in Project lifecycle
• Risk Management skills: Identifying, analyzing risks, and developing response plans.
• Team Management skills : Organizing retrospectives, sprint planning, and leading daily standups.

• High communication and negotiation skills:

  • Ability to establish effective communication between clients and the team
  • Active listening skills and the ability to understand the needs of both the team and clients.
  • Strong communication skills for regularly updating clients on project progress and potential risks.
  • Ensure mutual understanding and agreement between the client and the team

   

Would be a plus

• Upwork platform experience
• Web-based IT project experience

Key Responsibilities

• Make decisions in uncertain conditions, considering risks and priorities.
• Plan and organize teamwork to achieve results within set deadlines.
• Ensure process transparency: communicate clearly with clients and the team, informing them about changes and risks.
• Conduct negotiations with clients, understanding their needs and expectations.
• Analyze project data and outcomes for continuous improvement.
• Foster a collaborative team atmosphere, maintaining motivation and efficiency.
• Provide your team members with a feedback
• Be in charge of the delivery flow process

We offer

• competitive salary and bonuses
• an opportunity to work on interesting projects with a team of experts
• professional and personal growth through the company’s encouraging program
• feedbacks from supervisors and team members on a regular basis
• flexible working hours
• flexible vacation policy
• paid sick leaves
• English/Psychology classes
• training programs
• team buildings and corporate events (check our Instagram profile for details)

What We Value:
- Upper-Intermediate or higher English proficiency
- Proven experience managing multiple mobile and web development projects
-  Strong client communication and relationship-building skills
-  Solid understanding of the full software development lifecycle
-  Experience working in Agile/Scrum environments
-  Ability to coordinate between clients, design, development, and QA teams

Responsibilities:
-  Managing several mobile and web development projects simultaneously
-  Serving as the main point of contact for international clients
-  Gathering requirements and helping define clear scopes of work
-  Planning, prioritizing, and monitoring project timelines and deliverables
-  Conducting regular meetings and status updates with clients and the team
-  Ensuring project delivery meets quality standards and deadlines

We Offer:
-  Friendly and professional team environment
-  8-hour work schedule (Mon–Fri)
-  Long-term collaboration with interesting and diverse projects

Spendbase is a fast-growing fintech startup revolutionising the way companies manage cloud, SaaS, and other corporate expenses. From vendor negotiations to procurement, we help businesses get the most value from their investments.

We are looking for an open-minded and proactive Junior / Trainee HR Manager to join our team. This role is perfect for someone eager to start a career in Human Resources, gain hands-on experience, and learn HR processes from A to Z in a dynamic startup environment.

🤝 Office-based role for candidates located in Kyiv.

Who We’re Looking For:

- No prior HR experience required, but a strong interest in Human Resources is essential
- Upper-Intermediate English level (B2+)
- Strong communication and organisational skills
- Proactive, creative, and people-oriented mindset
- Willingness to take ownership of tasks and see them through
- High level of responsibility when working with confidential information

Nice to Have:

- Previous internship or work experience in IT companies or startups

What You’ll Be Doing:

- Maintain military records and ensure compliance with local regulations (full training will be provided)
- Assist with employee documentation and HR records
- Provide administrative support for HR processes, including onboarding
- Plan and organise corporate events, team-building activities, and internal community initiatives
- Support office management and day-to-day HR operations
- Collaborate with HR and Security teams to ensure smooth internal processes

What We Offer:

- Unlimited growth opportunities if you perform well
- Mentorship and hands-on experience across the full HR lifecycle in a startup
- Regular salary reviews and paid overtime
- Paid vacation and sick leave
- Online medical consultations
- English language courses
- Supportive team and people-first culture

If you’re ready to kick-start your HR career and grow with a fast-paced fintech startup, we’d love to hear from you! 🚀

Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with uniting top AI talents and organizing the first Data Science tech conference in Kyiv. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.

About the role:
We are looking for a Python Software Engineer to join our team and help us build an on-premise software pipeline for real-time computer vision. The system ingests camera streams (primarily RTSP), stores frames in a shared data layer, runs CV/AI engines for preprocessing and inference, applies inference logic to produce decisions, and sends results to Database/Portal/Alerting/Control integrations.

Responsibilities:
- Build and maintain the Camera Module to reliably ingest RTSP streams, decode frames, and handle reconnect/keep-alive/packet loss.
- Implement the Shared Data layer for raw and processed frame exchange across processes with backpressure and safe lifecycle management.
- Integrate and operate CV/AI Engines in Python (preprocess, inference, postprocess) with configurable model loading and runtime selection.
- Develop the Inference Logic layer that orchestrates cropping, batching, filtering, classification, and decision output formatting.
- Implement connectors for Database & Portal (event persistence, evidence references) and for Alerting & Control (events/hooks for downstream automation).
- Ensure production readiness on Linux with observability (logs/metrics), health checks, and robust error handling.

Requirements:
Must-have:
- Strong Python, OOP, clean architecture, typing preferred.
- Solid experience with multiprocessing/concurrency (process lifecycle, IPC patterns, queues/shared memory).
- Comfortable working in Linux (systemd/service mindset, networking basics, profiling/debugging).
- Familiarity with CV/AI tooling, and some related Python libraries such as numpy, opencv (cv2), and torch or tensorflow.
- Ability to work with streaming data and reliability constraints (timeouts, retries, resource cleanup).
Should-have:
- Experience with RTSP/RTP streaming and common issues (UDP vs TCP interleaved, jitter, packet loss, camera timeouts).
- Performance optimization (profiling, memory management, zero-copy patterns).
- Exposure to inference acceleration stacks (TensorRT/OpenVINO) or GPU deployment.
- Experience designing event schemas and integration with DB/message queues.

We offer:
- Free English classes with a native speaker and external courses compensation;
- PE support by professional accountants;
- Medical insurance;
- Team-building events, conferences, meetups, and other activities;
- There are many other benefits you’ll find out at the interview.

About us:
 

ARRISE sets the benchmark for service delivery and excellence in the iGaming industry. Playing a key role in the success of its clients, which include Pragmatic Play, a brand relied upon by the world’s biggest online casinos for its cutting-edge products, ARRISE helps to deliver exceptional gaming experiences to millions of players worldwide.

Our global team of talented and driven professionals are shaping the future of iGaming. Headquartered in Gibraltar, we have offices spanning Canada, India, the Isle of Man, Latvia, Malta, Romania, Serbia, Bulgaria, and the UAE, and more exciting destinations on the horizon.

At ARRISE, we take pride in creating growth opportunities at all levels, constantly investing in our people while welcoming new colleagues and forging strategic partnerships that open new opportunities for success. To achieve this, we bet on ourselves. We know that success is a collective effort, and our team is driven by ambition, collaboration, and a shared commitment to grow and succeed—while embracing every step of the journey.

Be part of the future of iGaming with ARRISERS! See a job that excites you? Apply now, and our friendly recruitment team will connect with you soon. Your journey starts here!

Requirements: 

• Requires 4 or more years of related experience, maintenance, and administration of PostgreSQL databases.   
• Previous SQL Server and/or Oracle database administration experience is a plus.  
• Strong writing and verbal communication skills.   
• Displays excellent collaborative skills with cross-functional teams.  

Responsibilities:  

• The DBA should have knowledge of some industry standard PostgreSQL databases including creation and implementation of fully functional PostgreSQL database clusters (both in the cloud AWS RDS and on-premises), ability to maintain multiple development, QA, and production PostgreSQL environments with experience in performance tuning.  
• Review existing configurations and installations and provide design decisions for improvements to platform environments.  
• Assist in planning and performing PostgreSQL database upgrades and migrations.  
• Perform production level support and be part of the on call rotation when required.  
• This position will be responsible for supporting new and existing PostgreSQL database systems, both internally and future Cloud managed instances and will contribute in defining best practices in database administration, and introduce innovation with automation.  
• Proficient with the Linux operating systems - Ubuntu, RHEL.  
• Assist in implementing long-term strategic goals for database development in conjunction with end users, managers, clients, and other stakeholders.   
• Perform debugging, tuning, and performance enhancement as well as automation of operational and continuous integration aspect of the PostgreSQL platform.  
• Independently analyzes, solves, and corrects issues in real time, providing problem resolution end-to-end.  

Company offers: 

• Long-term employment; 
• Flexible timetable; 
• Comfortable working conditions; 
• Paid vacation and sick leaves; 
• English lessons, gym; 
• Competitive salary level. 

 As an Application Security Team Lead at JFrog, you will… 

• Build and lead a team of security researchers and penetration testers. • Help to reshape JFrog Product Security  

• Plan and execute advanced penetration testing campaigns. 

• Develop tools and frameworks for scalable security testing and fuzzing. 

• Lead Security innovation by building and managing penetration testing tools \ AI Agents 

• Analyze vulnerabilities, perform root cause analysis, and develop proofs of concept. 

• Identify systemic product weaknesses and help define long-term mitigations. 

• Collaborate with engineering teams to reproduce, triage, and fix vulnerabilities. 

• Contribute to security research publications, CVE submissions, and industry knowledge sharing. 

• Continuously evolve internal testing capabilities using modern tooling and AI-assisted approaches. 

To be an Application Security Team Lead at JFrog, you need… 

• Proven 2+ years of experience in leading application security research Teams (SAAS or software company). 

• 7+ year experience in Research and penetration testing. 

• Strong coding skills and deep technical understanding of web, API, cloud-native, and backend technologies. 

• AI and LLM Penetration testing knowldge and Experience  

• Experience with penetration testing tools (Burp Suite, Metasploit, etc.) and Custom Security Tools development. 

• Familiarity with modern architectures (e.g., Cloud, microservices, containers, Kubernetes). 

• Familiarity with secure software architecture and typical attack vectors. 

• Demonstrated ability to lead security testing engagements and report technical findings effectively. 

• Experience building or integrating automated PT or fuzzing pipelines is a strong advantage. 

• Knowledge and hands-on experience with SSDLC tools and  CI/CD pipelines,  

• Publications or open-source contributions in the security domain are a plus.

About the Product & Team

The primary objective is to mirror an external candidate database into internal infrastructure to remove external API bottlenecks and provide a centralised data layer for downstream AI workflows.

• The Build: Focuses on continuous synchronisation, database replication, and high-volume data ingestion.
• Team Structure: Engineers will work directly with the Head of AI & Technology, a Technical Product Owner, and the existing backend and DevOps teams.
• Lead Expectations: The Lead Engineer is expected to take technical ownership of the workstream, driving architecture and partnering with leadership to unblock teams.

Responsibilities

• Platform Engineering: Build and maintain a custom API using Python and design services for large-scale data ingestion and replication.
• Cloud-Native Delivery: Deploy containerised services via Docker and Kubernetes while integrating AWS services (S3, API Gateway, Lambda, SQS).
• System Architecture: Implement event-driven patterns using queues and asynchronous processing.
• Quality & Reliability: Implement automated testing (unit, integration, performance) and ensure robust monitoring, logging, and failure recovery patterns.
• Collaboration: Work within agile ceremonies and align closely with DevOps on infrastructure and release processes.

Requirements

Technical Experience

• Core Stack: Advanced proficiency in Python and strong API design experience.
• Cloud & Infrastructure: Mandatory AWS experience alongside Kubernetes and Docker.
• Systems Design: Experience with distributed systems, high-throughput services, and messaging/queue-based architectures. 
• Preferred Skills: Experience with data replication or ETL-style pipelines and schema design/evolution.
• Typically 8+ years of experience; proven technical ownership of platform initiatives with the ability to set direction and drive architecture.

Business & Soft Skills

• Market Experience: Background in B2B SaaS platforms, data-intensive products, or AI-enabled environments.
• Mindset: Ownership mentality with clear technical communication and the ability to operate effectively with partial requirements.
•  

Assessment Process

1. Stage 1: CV Review.

2. Stage 2: Screening Interview (30 mins).

3. Stage 3: Technical Assessment (1 hour) including pair-programming.

4. Stage 4: Interview with the Head of AI & Technology.

Target Start Date: Immediate.

Engagement Length: 6 months (3 months on custom API build + 3 months integrated into the core team).

What We Offer:

• Full remote with flexible business hours;
• Three weeks of vacation per year (15 working days);
• Paid sick leave per year (5 working days);
• Amazing opportunities for professional growth within a top-notch team of professionals;
• Competitive compensation commensurate with your experience and skills;
• English lessons;
• Co-working compensation;
• An excellent team with a friendly atmosphere.

We are looking for an experienced HR People Partner to become a trusted partner for the business and employees, ensuring effective people management and continuous development of HR processes within the company.
 

Responsibilities:

• Accompanying and supporting employees throughout the entire employee lifecycle, from pre-boarding to offboarding.
• Partnering with department heads on team building, development, and performance improvement.
• Administration and continuous improvement of key HR processes, including:
  • pre-boarding and onboarding;
  • probation period management;
  • regular 1:1 meetings;
  • performance reviews;
  • compensation and salary reviews;
  • employee retention initiatives;
  • offboarding processes.
• Monitoring employee engagement and satisfaction levels, identifying risks and improvement areas.
• Supporting employee training, development, and professional growth initiatives.
• Resolving HR-related issues connected with internal processes, organizational changes, and scaling.
• Analyzing, improving, and implementing internal HR processes, policies, and best practices.
• Maintaining a positive, transparent, and productive team climate.
   

Requirements:

• At least 3 years of experience in an HR People Partner role or a similar position (HR Business Partner).
• Strong communication skills with the ability to interact effectively with managers and employees at all levels.
• Solid understanding of performance management, talent development, and employee motivation principles.
• Hands-on experience in implementing and managing key HR processes: onboarding, probation period completion, 1:1 meetings, performance reviews, salary reviews, retention, and offboarding.
• Experience in building, optimizing, and scaling HR processes.
• Ability to build effective internal communication, resolve conflicts, and maintain a healthy team environment.
• Flexibility and ability to quickly adapt to changes in a dynamic environment.
• High level of empathy and strong listening skills to understand team needs.
• Strong organizational skills with the ability to plan and structure work effectively.
• Proactive, curious, and solution-oriented mindset.
   

We offer:

• 30 day off — we value rest and recreation.
• Hybrid format: 3 days working from the office and 2 days remotely.— our own modern lofty office with spacious workplace, and brand-new work equipment (near Pochaina metro station). 
• Flexible work schedule — we expect a full-time commitment but do not track your working hours;
• Flat hierarchy without micromanagement — our doors are open, and all teammates are approachable.

About the Product & Team

The primary objective is to mirror an external candidate database into internal infrastructure to remove external API bottlenecks and provide a centralised data layer for downstream AI workflows.

• The Build: Focuses on continuous synchronisation, database replication, and high-volume data ingestion.
• Team Structure: Engineers will work directly with the Head of AI & Technology, a Technical Product Owner, and the existing backend and DevOps teams.
• Lead Expectations: The Lead Engineer is expected to take technical ownership of the workstream, driving architecture and partnering with leadership to unblock teams.

Responsibilities

• Platform Engineering: Build and maintain a custom API using Python and design services for large-scale data ingestion and replication.
• Cloud-Native Delivery: Deploy containerised services via Docker and Kubernetes while integrating AWS services (S3, API Gateway, Lambda, SQS).
• System Architecture: Implement event-driven patterns using queues and asynchronous processing.
• Quality & Reliability: Implement automated testing (unit, integration, performance) and ensure robust monitoring, logging, and failure recovery patterns.
• Collaboration: Work within agile ceremonies and align closely with DevOps on infrastructure and release processes.

Requirements

Technical Experience

• Core Stack: Advanced proficiency in Python and strong API design experience.
• Cloud & Infrastructure: Mandatory AWS experience alongside Kubernetes and Docker.
• Systems Design: Experience with distributed systems, high-throughput services, and messaging/queue-based architectures. 
• Preferred Skills: Experience with data replication or ETL-style pipelines and schema design/evolution.
• Typically 5+ years of experience; strong individual contributors

comfortable owning services end-to-end.

Business & Soft Skills

• Market Experience: Background in B2B SaaS platforms, data-intensive products, or AI-enabled environments.
• Mindset: Ownership mentality with clear technical communication and the ability to operate effectively with partial requirements.

Assessment Process

1. Stage 1: CV Review.

2. Stage 2: Screening Interview (30 mins).

3. Stage 3: Technical Assessment (1 hour) including pair-programming.

4. Stage 4: Interview with the Head of AI & Technology.

Target Start Date: Immediate.

Engagement Length: 6 months (3 months on custom API build + 3 months integrated into the core team).

What We Offer

• Full remote with flexible business hours;
• Three weeks of vacation per year (15 working days);
• Paid sick leave per year (5 working days);
• Amazing opportunities for professional growth within a top-notch team of professionals;
• Competitive compensation commensurate with your experience and skills;
• English lessons;
• Co-working compensation;
• An excellent team with a friendly atmosphere.

We are looking for an enthusiastic and motivated Business Analyst with 2+ years of commercial experience to join our team.

Please note we are only considering candidates from Lviv and Kyiv!

Must have

• At least 2 years of experience in Business Analysis
• Good understanding of SDLC and Agile methodologies
• Experience in direct communication with the clients
• Experience in writing user stories and use cases
• Experience in preparing mockups
• Experience working with Jira and Confluence
• Solid self-organization skills
• Technical skills: understanding of API, basic knowledge of SQL queries

• At least an Upper-Intermediate level of English

   

Will be a plus

• Technical background

• Experience with the Salesforce platform

   

Responsibilities

• Requirements elicitation and analysis
• Requirements decomposition
• Requirements for documentation and management
• Regular clarification of requirements with the clients and dev team
• Support in the UAT process

• Knowledge base documentation and maintenance

   

Customer

Our customer is one of the world's most successful hotel companies. Hotel has 118 properties in 47 countries. For the second consecutive year, the hotel was named the Best Luxury Hotel Chain in the world by Business Traveller magazine.

Stage

This is a growing product ecosystem. Approximately 2-3 years in development; however, the stack is up to date, with no legacy.

Team

Lviv team: 1 Solution Architect, 3 Business Analysts, 2 Project Managers, 11 Salesforce Developers, 2 Salesforce Administrators, 7 QA Engineers.

Team on the client's side: only management and several support experts

Interview Stages

1. Call with Recruiter 

2. Interview with Business Analyst

3. Client Interview

Our Benefits

• Opportunity to work with international clients;
• Paid vacations and sick-leaves, additional days-off, relocation bonus;
• Wellness: Medical insurance/ sport compensation/ health check-up+flu vaccination at your choice;
• Education: regular tech-talks, educational courses, paid certifications, English classes;
• Fun: own football team, budget for team-lunches, branded gifts;
• One of the best IT employers in Lviv based on DOU rating.

Position Overview:
We are looking for a Senior Full-Stack Developer with a strong focus on Backend development in C++ to join our team. The company operates in the video technology domain, working with video processing and streaming solutions. This is a long-term, part-time remote position, ideal for an experienced engineer who enjoys building high-performance backend systems and modern web interfaces.
 

Responsibilities:

• Design and develop high-performance backend services in C++
• Build and maintain REST APIs and real-time services
• Implement WebSocket-based communication
• Work on authentication, authorization, and security
• Collaborate with the team on architecture and technical decisions
• Write clean, maintainable, and efficient code
• Debug, optimize, and improve system performance
   

Requirements:

• Strong experience with C++ (C++17 / C++20)
• Experience with multithreading and concurrency
• Experience with network programming
• Experience with WebSockets
• Experience with OpenSSL or similar security libraries
• Experience with JSON
• Experience with CMake
• Solid understanding of authentication, authorization, and security best practices
• Upper-Intermediate English or higher
   

What We Offer:

• Long-term remote collaboration
• Flexible part-time schedule
• Interesting product in the video technology domain
• Opportunity to work on high-performance systems

About us:

• We build web applications for international startups and companies.
• Work with modern frontend technologies such as Vue.js, React, TypeScript, Tailwind.
• Grow and develop a young, flexible team with real impact on projects.

Your responsibilities:

• Develop user interfaces based on designer mockups.
• Work with REST / GraphQL APIs.
• Participate in planning and frontend architecture discussions.
• Maintain clean, testable code.
• Learn and grow alongside the team, gradually taking on more responsibility.

Requirements:

• Experience with HTML, CSS, JavaScript (1+ year for Junior, 2+ years for Middle).
• Knowledge of Vue.js or React (TypeScript is a plus).
• Understanding of responsive design and modern web standards.
• Motivation to learn and improve skills.
• Ability to work in a team and communicate ideas clearly.

Nice to have:

• Experience with TailwindCSS, Vite, Vuex / Pinia, React Hooks.
• Understanding of CI/CD processes and GitFlow.
• Experience with external APIs and integrations.
• English is a plus

We offer:

• Work in a small, ambitious team – your contributions really matter.
• Opportunity for growth from Junior → Middle → Senior.
• Office in Zaporizhzhia + flexible schedule, partial remote possible.
• Competitive salary + project-based bonuses.
• Comfortable, friendly atmosphere with minimal bureaucracy.