Jobs at Djinni

Now we are looking for a Senior Recruiter who’s passionate about finding people that help our business grow and get better. We’re also looking for someone who’s proactive — ready to improve our hiring approach and support the growth of our recruiting processes as the company scales.
 

💪 YOUR QUEST-LINE:

• Arranging full life-cycle recruitment process: from the understanding of vacancy’s requirements, sourcing of candidates, interviewing candidates to negotiating potential offers;
• Creating job profiles and writing vacancy descriptions;
• Development of new approaches in attracting candidates and improving the selection process, monitoring new trends and other useful data to improve the productivity and recruitment process overall;
• Developing long-term relationships with potential candidates through networking;
• Collaborate closely with the HR Department to ensure alignment with company policies and procedures;
• Maintaining corporate documents and databases up to date;
• Reporting to Lead Recruiter and hiring managers;
• Job market analysis and reviews making.

👨‍🚀 YOUR IN-GAME SKIN:

• 5+ years of hands-on experience in full-cycle recruitment across technical and non-technical roles, ideally in dynamic product or gaming environments;
• Solid understanding of software development processes, tools, and technologies (e.g., React, AWS, GitLab, Vue, CI/CD, system design) to engage effectively with candidates and hiring teams;
• Proven track record of partnering with hiring managers, advising on hiring strategies, and driving hiring decisions with confidence;
• Advanced sourcing skills using a broad range of tools and channels (LinkedIn, GitHub, job boards, communities, events, referrals, etc.);
• Attention to detail and process ownership — from crafting tailored job descriptions to negotiating offers and maintaining candidate pipelines;Strong stakeholder management and communication skills — able to lead discussions, present insights, and influence decision-making;
• Proactive, data-driven, and adaptable mindset; capable of operating independently and in a fast-paced environment;
• At least an Upper-Intermediate level of English proficiency.

🧜‍♀️ WILL BE YOUR BOOST:

• Familiarity with CS:GO, Rust and Dota2 (and if you play one of them you are already one step closer to the team);
• Work experience in developing the employer brand locally through advertising, participation in local hiring events, etc. (for future activities).

🥷 YOUR POWER-UPS SOURCE:

• Spontaneous weekend from the CEO;
• Support for professional development, including events (we went on a MAJOR trip to Copenhagen, for example), certifications, and educational materials;
• Start working at a time that’s comfortable for you;
• People Partner who will always support you in word and deed;
• Anniversary and performance bonuses;
• Input on project direction in a bureaucracy-free environment;
• Regular performance reviews and personal feedback sessions;
• 20 paid vacation days and 7 sick leave days;
• Assisting with the accounting and tax management for individual entrepreneurs;
• English language and Well-being benefit — so that you can improve your mental health the way you want;
• No time tracking;
• We purchase CHARGING STATIONS for our spacers;
• We help Ukraine: every month the company supports AFU and transfers donations for ammunition and supplies.

If you read everything carefully and exclaimed: «Oh, yeah, I'm good at everything and I want to do cool things together!», then we are already looking forward to your resume and portfolio! 

Send them as soon as possible! 🚀

Uptowin is a Ukrainian product IT company building high-performing iGaming products for USA market.
We move fast, test boldly, scale aggressively — and now we’re looking for a talented Media Buyer to join our team and push our growth even further. 🚀

If you live and breathe paid traffic, know how to make campaigns print money, and love the thrill of scaling — this one’s for you.

🔥 You’re our ideal match if you have:

• Proven experience with Meta Ads (Facebook Ads) - Successful cases from the last 3 months;
• 2+ years of hands-on experience in the iGaming / Gambling / Betting niche.
• Experience working with Tier 1 GEOs.
• A track record of managing and scaling large budgets.
• Strong knowledge of trackers, analytics platforms, and performance attribution.
• A deep understanding of marketing & product metrics — and the ability to analyze, interpret, and turn insights into actions.
• A good creative eye: awareness of current ad trends, visuals, and industry benchmarks.

💼 What you’ll be doing:

• Monitoring market trends and competitor strategies.
• Launching, analyzing, optimizing, and scaling profitable campaigns.
• Constant A/B testing of new ideas, creatives, angles, and funnels.
• Working closely with our marketing lead, designers, copywriters, and technical team to build winning strategies.

✨ What UPTOWIN offers:

• Flexible working hours to match your productivity peak:
  Choose between 08:00–17:00 / 09:00–18:00 / 10:00–19:00.
• 17 paid working days of vacation (after 6 months).
• Medical insurance (after 6 months).
• 50–75% coverage for gym memberships or sports activities (after 6 months).
• Salary in USD.
• Team challenges & corporate events that you’ll genuinely enjoy.
• A real chance to make an impact — your decisions will shape our product and the company’s future.

We are looking for a highly skilled AI Engineer with expertise in Large Language Models (LLMs) to design, develop, and implement AI-powered automations across the company.

Your primary responsibility will be to work in the team that analyzes internal processes, identifies automation opportunities, and builds intelligent solutions that improve efficiency, accuracy, and scalability.

This role is ideal for someone who combines deep technical knowledge with a product mindset and enjoys building practical, high-impact AI systems.

Key Responsibilities

• Work closely within a team to define required data and methods to solve a given problem.
• Design, develop, and deploy LLM-based automation tools to streamline internal workflows across departments.
• Integrate LLM models (OpenAI, Anthropic, open-source models, etc.) into internal systems and software products.
• Build and maintain prompt pipelines, agents, RAG systems, and internal AI services.
• Collaborate with operations, product, and engineering teams to map workflows and identify automation opportunities.
• Evaluate model performance, optimize prompts, and improve system accuracy and reliability.
• Implement monitoring, logging, and evaluation frameworks for LLM-driven applications.
• Ensure data privacy, security, and compliance in all AI solutions.
• Stay up-to-date with the latest advancements in LLMs, frameworks, and AI tooling.

ABOUT YOU

Qualifications & Experience:

• Strong hands-on experience with LLMs, including fine-tuning, prompt engineering and model integration.
• Proficiency with Python and common AI/ML libraries (PyTorch, TensorFlow, LangChain, etc.).
• Good presentation/communication skills.
• Good written and spoken English (B2 level).
• Good math skills.
• Experience with deep learning.
• MS degree in AI, Machine Learning, Statistics, Computer Science or a related subject.

Would be a plus:

• PhD in AI, Machine Learning, Statistics, Computer Science or related.
• Able to build meaningful visualizations of results.
• Experience with data-mining methods and technologies.
• Previous work with automotive or IoT data analytics.
• Previous work on open source projects.
• Knowledge of machine learning in data analytics, decision making systems, regression, supervised and unsupervised learning.

WE OFFER:

• International and multicultural working environment.
• Supportive regional team and collaborative culture.
• Clear career ladder and opportunities for personal development.
• Opportunities to gain new skills and grow both vertically and horizontally.
• Foreign language skills development (access to corporate platforms and language classes).
• Development benefit with an annual learning budget.
• Balanced paid time off package, including sick leave, public holidays, and vacation days
• Additional seniority-based leave.
• Maternity and paternity leave.
• Bonuses for key life events (childbirth, wedding).
• Comprehensive health and life insurance coverage.
• Monthly sport and wellbeing support. Including team sport events.
• Corporate vehicle purchase discounts (preferential pricing on Stellantis vehicles).
• Access to various external partner benefits and discounts.

Gamzix company, a dynamic player in the iGaming industry:

• Was founded in March 2020 with a vision to redefine the world of online slot games
• Has already successfully produced 60 slot games
• The team has grown to over 120 skilled professionals, and we continue to grow
• Our main hub is in Warsaw — right in the heart of Europe
• With a strong focus on quality and compliance, we hold the prestigious MGA B2B Critical Supply License and certifications from industry leaders iTechLabs and GLI, ensuring the highest standards

Hey there! 👋
The Gamzix team is growing, and we’re looking for an experienced Middle QA Engineer (Game Squad) who is passionate about quality and games, and who will help us deliver polished, stable, and engaging game experiences.

Responsibilities:

• Perform comprehensive testing of the company’s games, covering both front-end and back-end functionality to detect functional defects, graphical inconsistencies, usability issues, and integration problems.
• Design and execute test cases based on requirements, design documentation, and gameplay scenarios.
• Review and analyze software requirements and specifications, identifying gaps, inconsistencies, and areas requiring clarification.
• Report, track, and verify bugs with clear reproduction steps in the bug tracking system.
• Collaborate with development, design, and production teams to support high-quality releases.
• Conduct regression and smoke testing during builds and patches.
• Maintain and update QA documentation for current and legacy projects.
• Perform exploratory and ad-hoc testing to uncover edge cases and hidden issues.
• Participate in daily stand-ups and Scrum ceremonies to ensure effective team coordination.

Requirements:

 

• 2 years of QA testing experience in gaming, with a focus on online slot games.
• Solid understanding of and experience in software testing methodologies and best practices.
• Experience with web debugging tools.
• Experience with TestRail or similar test management tools.
• Experience working with Jira or other bug tracking systems.
• Familiarity with Agile/Scrum development processes and active participation in team ceremonies.
• Understanding of game development pipelines and production cycles.
• Understanding of client-server architecture.
• Proficiency in software requirements analysis and clarification.
• Strong attention to detail and analytical thinking.
• Good communication and teamwork skills.
• Intermediate or higher level of English.

What we offer:

• Market-level salary in the IT/Gaming industry
• Relocation support to Warsaw
• Referral bonus — bring in awesome people and get rewarded
• Home-Office coverage
• 7-hour working day 10:00–18:00 (including lunch break)
• Hybrid model in Warsaw; full remote — for other locations
• Paid Sick Leave: up to 10 working days per year
• Paid Time Off: 18 vacation days, 10 days off, paid state holidays
• Corporate benefits: medical coverage, sport compensation, compensation for psychological services
• Professional Development Support: reimbursement for external courses, training & certifications
• Corporate English classes (Business or General) — flexible timing
• Buddy Program
• Internal Gamzix Store (earn coins & exchange for branded gifts)
• Corporate team building and activities
• Open and friendly communication

Please note that feedback on your application will be provided within two weeks if a positive decision is made regarding your candidacy.
I give my consent in accordance with the Law on the Protection of Personal Data dated June 1, 2010, No. 2297, effective from January 1, 2011, for the processing of information classified as personal data.

About the role

We are looking for a strong Media Buyer to work with iOS applications, with hands-on experience driving traffic through Facebook Ads, Google Ads, and other paid traffic sources.

If you have experience with subscription-based products and understand how to scale performance efficiently, we would be glad to connect.

Responsibilities

• Launching and scaling paid advertising campaigns
• Driving traffic to iOS applications
• Working with subscription-based models
• Testing, optimizing, and scaling web and app funnels

• Analyzing performance data and improving campaign efficiency

   

Requirements

• Experience with subscription traffic
• Hands-on experience with scanner, reader, cleaner, VPN apps
• Strong understanding of web and app funnels with practical experience

• Ability to manage campaigns independently

   

Nice to Have

• Ability to test hypotheses and quickly draw conclusions

• Strong ownership mindset and result-oriented approach

   

We Offer

• Work with clear and scalable products
• Opportunity to directly influence performance and income
• Flexible cooperation format
• A team without micromanagement

An ambitious, motivated, and energetic junior sales professional with a strong interest in technology and solution-based selling. Eager to work in a fast-paced environment, take on new challenges, and contribute to closing deals in the IoT and Cloud markets. Familiarity with solar panels, inverters, battery systems, and BESS solutions is a strong advantage and will support the successful sale of our new product.

Responsibilities:

- Identifies, qualifies, and cultivates new sales opportunities through multiple mediums (email, phone, trade shows, inbound website leads, and more).

 - Maintains a high level of attention to detail managing all respective sales activities (notes, follow-ups, emails, call logs) within CRM tool.

 - Responds to inquiries via email, LinkedIn, other social networks.

 - Responsible for achieving aggressive weekly targets such as number of qualified opportunities per campaign, number of daily activities/tasks, call quality, appointment setting, and sales skills.

 - Qualifying potential opportunities and scheduling initial product presentations between prospects and our sales team.

 - Over time, Sales Manager will also be conducting product demonstrations for prospective customers and will develop into a product expert.

Requirements:

- Experience: 3+ months of experience selling into international markets (outside Ukraine) is a plus. We are also open to candidates with a technical background who are eager to grow into a sales role.

 - Education: Bachelor’s degree in industrial, engineering, or IT-related fields is a plus.

 - Skills:

• Basic understanding of IT and IoT concepts
• Strong negotiation skills with the ability to support deal progression and closing
• Hands-on experience with CRM tools or sales pipelines
• Experience in direct written communication with clients and stakeholders
• Understanding of technical solutions and implementations in the solar energy domain (e.g., solar panels, inverters, batteries, BESS)

 - Languages: English (B2–С1 level)

 - Mindset: High motivation, strong work ethic, and a results-driven approach

We are seeking a hands-on Data and BI expert to take ownership of the client's internal data modelling stack. If you are proficient in SQL and DBT, this role may be a great fit for you.

Hiring stages:
- HR interview 
- Technical interview
- Exam
- Reference check

About a project:
Platform delivers an AI-powered command center for tracking KPIs across teams, turning raw data into actionable insights without complex setups. This Israel-based SaaS platform automates performance analysis, supports HR metrics, and integrates seamlessly with over 50 tools for real-time dashboards and alerts.

Required Qualifications:
- 7+ years in a Data Analyst, BI Developer, Analytics Engineer, or similar role
- Expert-level SQL skills with deep experience in PostgreSQL
- 4+ years of production DBT development (including model structure, tests, and deployment)
- Highly proficient with DBT (Data Build Tool) - is a must
- Upper Intermediate English level and higher
- Solid understanding of Git-based workflows and CI/CD for analytics code
- Detail-oriented, independent, and confident in communicating technical decisions

Nice-to-Have:
- Experience with modern cloud data warehouses (e.g. Snowflake, BigQuery, Redshift)
- Familiarity with ETL & orchestration tools (e.g. Airbyte, Fivetran)
- Understanding of data governance, data cataloguing, and metadata management
- Comfortable working in high-growth startup environments with evolving systems and priorities

Key Responsibilities
- Design, build, and maintain modular DBT models powering customer-facing KPIs
- Define and implement data modelling best practices, including testing, documentation, and deployment
- Review and optimise complex data pipelines with a focus on performance and clarity
- Monitor and improve PostgreSQL performance, indexing, and schema structure
- Debug and troubleshoot issues across the entire data flow—from source connectors to dashboards
- Collaborate closely with product and engineering to support rapid iteration and insights delivery
 

Cowchain blockchain development company is actively looking for Solana Developer to join our development team.

About us:
Cowchain have successfully completed 150+ projects mainly on EVM-based blockchains such as Ethereum, Polygon, Arbitrum, Base including Coinmarketcap leaders with 180M+ total capitalization and 20M+ daily trading volume in Move2Earn, Play2Earn and DeFi industries.

Responsibilities:

• Design, develop, and deploy decentralized applications (dApps) and smart contracts on the Solana blockchain
• Collaborate with our team to define project requirements, architecture, and technical solutions
• Implement efficient and scalable solutions that leverage the unique features of the Solana blockchain
• Optimize performance and throughput of Solana-based applications through latency optimization techniques
• Stay up-to-date with the latest developments in Solana blockchain technology and incorporate new features and improvements into our projects
• Conduct code reviews, testing, and debugging to ensure the quality and reliability of our blockchain solutions
• Work closely with other team members, including front-end developers, designers, and product managers, to deliver cohesive and user-friendly solutions

Required skills:

• Proven experience as a software developer with a focus on blockchain technology
• Strong proficiency in Rust programming language, with experience in building applications on the Solana Blockchain
• Ability to use Solscan to analyze data
• Compiling, signing and sending transfer transactions
• Compiling, signing and sending swap transactions
• JIRA, gitflow

We’ll match if you have

• Independent thinking and proactive position in development
• Strong problem-solving skills with a keen ability to think analytically and approach complex challenges
• Attention to detail
• Strong tech research skills
• Excellent communication and collaboration skills, with the ability to work effectively in a team-oriented environment
• Knows how to leverage AI tools to enhance coding efficiency and productivity

What we offer

• Flexible working schedule, remote work
• Competitive salary with bonuses for activities
• Ability to dive into fast-growing blockchain/crypto industry
• Work with modern tech stack (blockchain)
• Paid vacations, sick leaves
• 100% friendly/family team

SYTOSS is looking for an experienced Full Stack Engineer to join our team.

Our client operates in the flight management domain, providing solutions for managing and optimizing flight-related processes. The project focuses on improving and extending existing systems, enhancing functionality, performance, and scalability.

We are a middle-sized software development outsourcing company working primarily with enterprise-level clients from Austria, Sweden, the UK, the USA, Belgium, Cyprus, Israel, Bulgaria, and other countries.

Requirements:

• 4+ years of experience in software development
• Strong experience with .NET (C#)
• Good knowledge of Next.js, JavaScript, TypeScript.
• Experience with CI/CD pipelines using Azure DevOps
• Knowledge of SQL Server, data management, and relational databases
• Solid understanding of REST APIs
• Good understanding of OOP and object-oriented design principles
• Ability to work independently and as part of a team
• Good communication skills

• English: Upper-Intermediate

   

Responsibilities:

• Design, develop, and maintain scalable backend and frontend solutions
• Enhance and extend existing systems with new features and improvements
• Participate in requirements analysis, task planning, and solution design
• Contribute to architectural and technical decisions
• Collaborate closely with client-side teams, participate in meetings and technical discussions
• Provide accurate task estimations and regular status updates
• Review code and promote best engineering practices within the team

What we offer:

🌍 Work from Anywhere: The flexibility to work remotely or from our office, depending on what suits you best.

🌱 Work-Life Balance: We support your well-being with paid vacation and sick leave to ensure you have the time you need to recharge. Enjoy a flexible schedule that fits your lifestyle.

📊 Full Accounting Support: We handle all administrative details, including tax coverage and comprehensive accounting support.

💰 Competitive Compensation: Competitive compensation that reflects your experience and skills.

👥 Friendly Team & Cozy Environment: Join a supportive, collaborative team. We also offer thoughtful gifts and organize engaging corporate events.

🚀 No Bureaucracy, No Micromanagement: A workplace with minimal bureaucracy and no micromanagement. Embrace the freedom to innovate and excel in an environment where everyone feels valued and heard.

We are looking for a Sales Development Representative based in Lviv to join our sales team and help us grow our client pipeline through outbound activities.
 

Responsibilities

- Proactively generate and qualify B2B leads

- Run outbound outreach via LinkedIn, email, and other channels

- Identify decision-makers and understand client needs

- Schedule qualified meetings for the sales team

- Maintain accurate data in CRM

- Work closely with sales and marketing teams

Requirements

- English level B2 or higher

- Experience in B2B sales, lead generation, or SDR/BDR role

- Strong written and verbal communication skills

- Understanding of outbound sales processes

- Result-oriented and proactive mindset

Nice to have

- Experience in IT outsourcing or SaaS

- Familiarity with CRM systems and sales tools

- Experience working with international markets (US / EU)

Job Description

We are seeking a Senior Multimedia Engineer to join our engineering team working on advanced audio/video streaming solutions for embedded platforms. The ideal candidate will have strong hands-on experience with GStreamer and a deep understanding of multimedia systems, media pipelines, and streaming technologies.

Technical Requirements:

· 8+ years of software development experience in multimedia or system-level environments

· Strong hands-on experience with GStreamer on a developer level (must-have), including:

o building and debugging complex media pipelines

o working with elements, pads, caps, and plugins

o diagnosing latency, synchronization, and performance issues

· Strong programming skills in C++ and Java for system-level or multimedia applications

· Solid understanding of audio and video streaming protocols (RTP, RTSP, etc.)

· Experience working with video and audio codecs (H.264, H.265, VP9, AAC, Opus, etc.)

· Experience with Video4Linux (V4L2), Experience with embedded platforms (Embedded Linux and/or Embedded Android)

· Understanding of networking fundamentals: TCP, UDP, HTTP

· Ability to debug complex issues across software layers (middleware, OS, hardware interaction)

· Experience with version control systems (Git), excellent problem-solving, critical thinking, and communication skills

Nice to Have:

· Experience with Embedded Android / Android BSP (AOSP)

· Familiarity with multimedia and graphics systems such as:

o Android Audio / SurfaceFlinger

o ffmpeg,VAAPI, OpenMAX, OpenGL

· Experience with streaming technologies such as WebRTC

· Experience with camera integration or camera subsystem customization

· Knowledge of hardware-accelerated media pipelines

· Scripting experience (Bash, Python)

Responsibilities:

· Design, develop, and maintain multimedia middleware components

· Build, integrate, and optimize GStreamer-based audio/video pipelines. Integrate media components with user-space applications and system services

· Debug and resolve complex media issues related to performance, stability, and synchronization

· Drive technical discussions and contribute to architecture decisions

· Collaborate with hardware, platform, and application teams

· Support board bring-up and hardware validation related to audio/video subsystems

Client

Our client is one of the world’s top 20 investment companies headquartered in Great Britain, with branch offices in the US, Asia, and Europe.

Project overview

The company’s IT environment is constantly growing, with around 30 programs and more than 60 active projects. They are building a data marketplace that aggregates and analyzes data from multiple sources such as stock exchanges, news feeds, brokers, and internal quantitative systems.

As the company moves to a new data source, the main goal of this project is to create a golden source of data for all downstream systems and applications. The team is performing classic ELT/ETL: transforming raw data from multiple sources (third-party and internal) and creating a single interface for delivering data to downstream applications.

Position overview

We are looking for a Data Engineer with strong expertise in DBT, Snowflake, and modern data engineering practices. In this role, you will design and implement scalable data models, build robust ETL/ELT pipelines, and ensure high-quality data delivery for critical investment management applications.

Responsibilities

• Design, build, and deploy DBT Cloud models.
• Design, build, and deploy Airflow jobs (Astronomer).
• Identify and test for bugs and bottlenecks in the ELT/ETL solution.

Requirements

• 5+ years of experience in software engineering (GIT, CI/CD, Shell scripting).
• 3+ years of experience building scalable and robust Data Platforms (SQL, DWH, Distributed Data Processing).
• 2+ years of experience developing in DBT Core/Cloud.
• 2+ years of experience with Snowflake.
• 2+ years of experience with Airflow.
• 2+ years of experience with Python.
• Good spoken English.

Nice to have

• Proficiency in message queues (Kafka).
• Experience with cloud services (Azure).
• CI/CD knowledge (Jenkins, Groovy scripting).

Cowchain blockchain development company is actively looking for Solidity Developer to join our development team.

About us:
Cowchain have successfully completed 150+ projects mainly on EVM-based blockchains such as Ethereum, Polygon, Arbitrum, Base including Coinmarketcap leaders with 180M+ total capitalization and 20M+ daily trading volume in Move2Earn, Play2Earn and DeFi industries.

Required skills(optional):

• Around 1 year+ commercial experience in smart contract development on Solidity
• ERC721/ERC1155/ERC20/Chainlink
• JIRA, gitflow
• Node.js experience
• Web3/Etheres libraries

What will you do:

• Smart contracts development for DeFi, NFT, GameFi solutions
• Integration of smart contract to ReactJs frontend
• Bugfixes and support existing solutions
• Participate in project architecture discussions
• Build solutions from scratch as well as join on-going development process
• Have fun;) 

What we offer

• Flexible working schedule, remote work
• Competitive salary with bonuses for activities
• Ability to dive into fast-growing blockchain/crypto industry
• Work with modern tech stack (blockchain)
• Paid vacations, sick leaves
• 100% friendly/family team

We’re looking for a Trading Operations Specialist to support execution workflows, liquidity monitoring, and trade reconciliation across electronic markets. This role does not provide investment advice.

Responsibilities
- Analyze market microstructure and execution performance
- Trading operations including asset rebalancing across multiple CEXs and DEXs; and facilitating settlement of assets against several trading counterparties
- Preventative actions by spread adaptations and configuring conditions, pricing and exposure thresholds on algorithmic trading bots
- Keeping track of and reporting technical and financial problems and providing support to the dev team for improvement
- Acting as a point of call internally on trading and market related insights

Requirements
- 3+ years of experience in a similar role. Preferably in market making firms, hedge funds, or HFT firms
- Experience in market microstructure and analysis of market, order books, and trade data
- Experience in market making, and arbitrage strategies. Alpha signal generation is a plus
- Excellent analytical and problem solving skills. Self-motivated and highly independent
- Able to design and maintain robust trading infrastructure, including real-time monitoring, execution diagnostics, dynamic parameter tuning, and automated risk controls

Conditions
Fully remote work
Competitive compensation, discussed individually based on experience and performance
Salary payments twice per month
Long-term cooperation with a stable workload
Opportunity to work with high-performance trading systems across CEX and DEX environments
Direct collaboration with engineering and trading teams, short decision cycles
High level of autonomy and responsibility
Flexible working hours with focus on results, not time tracking
Professional growth in a high-impact, technically complex trading environment

Duda is a leading SaaS B2B web design platform that powers over one million websites for more than 22,000 agencies and businesses worldwide. It combines a drag-and-drop website builder with integrated AI tools that generate content, optimize SEO, translate text, and automate image descriptions. 
The platform operates at high scale and handles complex data workflows, including multi-currency pricing, A/B testing, and dynamic page rendering. Agencies rely on Duda to launch customizable, high-performance sites rapidly, making robust backend engineering essential to maintain reliability, performance, and seamless client workflows.

About the Role:

As a Senior Backend Engineer, you will join one of Duda’s cross-functional R&D squads, owning critical components of the core platform. You will lead the design and implementation of backend services, developing new features while collaborating closely with product managers, QA engineers, frontend developers, and designers to ship end-to-end solutions. 
This role offers deep technical challenges in distributed systems, multithreading, and database optimization, with the autonomy to drive architectural decisions and make a tangible impact on product performance and scalability.

Key Responsibilities:

• Design, build, and maintain scalable backend services using Java and Spring-based technologies for Duda’s core platform used by thousands of customers.
• Contribute to all phases of the development lifecycle, from understanding complex business requirements to design, implementation, testing, and production rollout.
• Collaborate in Agile squads to gather requirements, review designs, and plan sprint deliverables.
• Conduct code reviews and drive technical excellence across the backend team.
• Identify and resolve performance bottlenecks, concurrency issues, and production incidents.

Required Competence and Skills:

• 7+ years of professional experience in backend software development
• Expert proficiency in Java and its ecosystem
• Hands-on experience with the Spring Framework
• Strong understanding of multithreading, concurrency, and performance optimization in Java
• Practical experience with relational databases such as Oracle and MySQL
• Solid test-driven development skills, including unit and integration testing
• BSc in Computer Science or an equivalent technical degree
• Fluent English, both written and spoken

Nice to Have:

• Experience with Spring Boot or similar backend frameworks
• Hands-on experience with NoSQL databases (e.g., DynamoDB, MongoDB)
• Experience designing and building distributed microservices
• Familiarity with REST APIs, event-driven architectures, and asynchronous processing
• Experience with frontend technologies (TypeScript, JavaScript, React, HTML, CSS)
• Exposure to generative AI tools in development workflows (e.g., AI-assisted coding)
• Previous experience in a startup or fast-paced, high-growth environment
• Familiarity with AWS infrastructure, serverless components, or containerized environments