Middle Data Engineer Job at N-iX

Middle Data Engineer

At LeverX, we have had the privilege of delivering over 950 projects. With 20+ y...

Location

Salary:

Not provided

LeverX

Expiration Date

Until further notice

Requirements

3–5 years of experience in data engineering
Strong SQL and solid Python for data processing
Hands-on experience with at least one cloud and a modern warehouse/lakehouse: Snowflake, Redshift, Databricks, or Apache Spark/Iceberg/Delta
Experience delivering on Data Warehouse or Lakehouse projects: star/snowflake modeling, ELT/ETL concepts
Familiarity with orchestration (Airflow, Prefect, or similar) and containerization fundamentals (Docker)
Understanding of data modeling, performance tuning, cost-aware architecture, and security/RBAC
English B1+

Job Responsibility

Design, build, and maintain batch/streaming pipelines (ELT/ETL) from diverse sources into DWH/Lakehouse
Model data for analytics (star/snowflake, slowly changing dimensions, semantic/metrics layers)
Write production-grade SQL and Python
optimize queries, file layouts, and partitioning
Implement orchestration, monitoring, testing, and CI/CD for data workflows
Ensure data quality (validation, reconciliation, observability) and document lineage
Collaborate with BI/analytics to deliver trusted, performant datasets and dashboards

What we offer

Projects in different domains: Healthcare, manufacturing, e-commerce, fintech, etc.
Projects for every taste: Startup products, enterprise solutions, research & development projects, and projects at the crossroads of SAP and the latest web technologies
Global clients based in Europe and the US, including Fortune 500 companies
Employment security: We hire for our team, not just a specific project. If your project ends, we will find you a new one
Healthy work atmosphere: On average, our employees stay in the company for 4+ years
Market-based compensation and regular performance reviews
Internal expert communities and courses
Perks to support your growth and well-being

Middle QA Engineer

We are looking for a Middle QA Engineer to join our team and help improve a comp...

Location

Ukraine

Salary:

Not provided

Honeycomb Software

Expiration Date

Until further notice

Requirements

2.5+ years of experience in QA for web applications
Strong understanding of testing methodologies, SDLC, and QA processes
Hands-on experience testing systems with real-time data updates (SignalR/WebSockets/SSE or similar)
Proficiency with REST API testing tools (Postman, Swagger, etc.)
Solid SQL knowledge for validating data integrity and performing complex queries
Experience working with distributed or multi-module systems
Ability to read logs, investigate issues, and collaborate with developers on root-cause analysis
Understanding of client–server architecture and asynchronous processing
Experience with Jira, TestRail, or similar tools
Upper Intermediate+ English level

Job Responsibility

Test a multi-module web application that enables users to view, manage, and analyze large sets of operational and analytical data
Validate data accuracy, risk calculations, and business logic across several interconnected modules
Test real-time updates delivered via SignalR, ensuring correct synchronization across users and sessions
Collaborate closely with developers, Team Lead, and PM to clarify requirements and influence product quality
Create and maintain test documentation (test cases, checklists, test suites)
Perform functional, regression, integration, UI/UX, and exploratory testing
Test communication flows between distributed services, background jobs, and APIs
Participate in testing the Excel Add-In and ensure its correct integration with the main application
Provide detailed bug reports and assist the team during investigation
Contribute to continuous improvement of QA workflows and overall product reliability

What we offer

Opportunity to work on a long-term, business-critical product with complex logic and real-time processing
Collaboration with a strong engineering team and supportive leadership
Room for professional growth, knowledge sharing, and exposure to advanced technologies
Flexible schedule and remote-friendly environment
Competitive compensation and transparent performance culture

Fulltime

Middle Process Engineer

We are excited to announce an opportunity for a Middle Process Engineer to join ...

Location

Georgia

Salary:

Not provided

OMNIC

Expiration Date

Until further notice

Requirements

Proven experience as a Process Engineer or similar role, with a focus on manufacturing processes
Strong understanding of lean manufacturing principles and experience with 5S implementation
Experience in launching products from scratch, with a results-oriented mindset
Proficiency in SolidWorks and MS Excel for process optimization and data analysis
Fluency in English or Russian for effective communication and collaboration

Job Responsibility

Develop and support technological processes for laser cutting, welding, and painting, ensuring optimal efficiency and quality
Monitor cycle times and material consumption rates to identify areas for continuous improvement
Implement and maintain lean manufacturing principles, including the effective execution of 5S methodologies
Collaborate with cross-functional teams to launch products from concept to execution, ensuring alignment with company goals
Utilize SolidWorks and MS Excel for process design, analysis, and reporting to enhance operational efficiencies

What we offer

Competitive salary and comprehensive benefits package
Professional growth opportunities within a forward-thinking company
A supportive work environment that fosters innovation and creativity
The chance to work on groundbreaking projects that promote sustainability and positive change
Join a team committed to shaping a better future for our planet and leaving a lasting legacy

Fulltime

Middle .Net Engineer

Vention is a global engineering partner to tech leaders and fast-growing startup...

Location

Georgia , Tbilisi

Salary:

Not provided

Vention

Expiration Date

Until further notice

Requirements

C# / .NET (ASP.NET Core) - strong, production-level experience
Deep SQL and database performance knowledge: execution plans, indexing, SARGability, data types, query profiling
confident in interpreting execution plans
EF Core and Dapper: understand when and why to choose one over the other (heavy read paths, SQL shape, ORM overhead)
Production debugging & performance engineering: real-world troubleshooting cases, step-by-step reasoning, use of profilers/logs/metrics/traces
Microservices and monolith decomposition: hands-on migration experience, risk assessment, testing, parallel runs, cutover strategies
Async/await and concurrency: async/await behavior, deadlock analysis, batching, parallelization, distinguishing I/O vs CPU tasks
Testing: unit, integration, boundary tests, proper mocking
understanding when architectural/contract tests are needed
High-load systems: experience stabilizing/scaling systems handling tens–hundreds of RPS and 100k+ daily events, using queues/buffering

Job Responsibility

Deliver features end-to-end: requirements clarification, design, implementation, testing, deployment, observability, and optimization
Production debugging & performance engineering: analyze slow SQL (execution plans, DMVs), optimize EF Core (AsNoTracking, Includes, SQL shape), fix N+1 issues, design caching strategies (read replicas, Redis), debug deadlocks and async/await issues, resolve front-end freezes caused by large payloads
Optimize SQL and database performance: execution plan analysis, SARGability, indexing, avoiding full scans, proper joins and type matching, making informed choices between Dapper and EF Core
Participate in monolith decomposition: apply strangler pattern, minimize downtime, define domains properly, implement async/event-driven integrations, ensure correct transaction boundaries
Maintain strong observability: structured logging, tracing, dashboards, and alerts (Serilog, DataDog, OpenTelemetry)
Collaborate across teams: negotiate contracts, mock dependencies, and unblock yourself without constant supervision

What we offer

EDU corporate community (300+ members): tech communities, interest clubs, events, a small R&D lab, a knowledge base, and a dedicated AI track
Licenses for AI tools: GitHub Copilot, Cursor, and others
24 working days of vacation per year
Expanded medical insurance
Corporate getaways & team building activities
Fitpass sport program
Support for significant life events
Access to discounts across a variety of stores, restaurants & cafes through a corporate discount program
Referral bonuses for bringing in new talent

Fulltime

Senior Software Engineer - Trade Processing Middle Office Platform

As an experienced Staff / Senior Software Engineer, you’ll shape our flagship Mi...

Location

United States , New York

Salary:

170000.00 - 240000.00 USD / Year

Clear Street

Expiration Date

Until further notice

Requirements

Bachelor's Degree in Computer Science or Engineering
10+ years of strong proficiency in Java / Spring Boot, Spring, RDBMS, Service Oriented Architecture (SOA), microservice based server side application development
Strong experience with distributed systems, event-driven architecture, and tools like Kafka
Practical knowledge of relational databases (e.g., Postgres) and schema design
You have contributed to systems that deliver solutions to complex business problems that handle massive amounts of data
You prioritize end user experience and it shows in your API designs, functionality, and performance
You have a strong command over design patterns, data structures, and algorithms
You have strong problem-solving skills with a keen eye for performance optimization
You can clearly explain the nuances of system design and paradigms to engineers and stakeholders
Strong understanding of multi-threading, concurrency, and performance tuning

Job Responsibility

Architect and build highly available, horizontally scalable mission critical applications in a modern technology stack
Design, build, and optimize core components responsible for processing a high volume of trade data in a low latency environment
Solve complex performance and scalability challenges, ensuring our systems handle large-scale financial data efficiently
Collaborate with product managers, and other engineers to translate financial methodologies into robust software solutions
Lead by example in system design discussions, architectural trade-offs, and best practices
Mentor team members, contributing to a strong culture of engineering excellence

What we offer

Competitive compensation, benefits, and perks
Company equity
401k matching
Gender neutral parental leave
Full medical, dental and vision insurance
Lunch stipends
Fully stocked kitchens
Happy hours

Fulltime

Middle Palantir Foundry Developer

At LeverX, we have had the privilege of delivering 1,500+ projects. With 20+ yea...

Location

Uzbekistan, Georgia

Salary:

Not provided

LeverX

Expiration Date

Until further notice

Requirements

3+ years in data/analytics engineering or software development
Hands-on experience with Palantir Foundry (pipelines and/or applications)
Proficiency in Python and SQL
Confidence with Git
Ability to translate business requirements into working solutions
English B1+

Job Responsibility

Build and maintain data pipelines and transformations in Foundry
Implement application logic, views, and access controls
Validate data and ensure basic documentation and support
Work with stakeholders to clarify requirements and iterate on features

What we offer

Impactful use-case delivery on real data
Possibility to progress into a Team Lead role: mentoring, design facilitation, and coordination
Projects in different domains: Healthcare, manufacturing, e-commerce, fintech, etc.
Projects for every taste: Startup products, enterprise solutions, research & development projects, and projects at the crossroads of SAP and the latest web technologies
Global clients based in Europe and the US, including Fortune 500 companies
Employment security: We hire for our team, not just for a specific project. If your project ends, we will find you a new one
Healthy work atmosphere: On average, our employees stay in the company for 4+ years

Middle QA Big Data

The objective of this project is to enhance the QA processes through the impleme...

Location

Ukraine

Salary:

Not provided

N-iX

Expiration Date

Until further notice

Requirements

3+ years of QA experience with a strong focus on Big Data testing, particularly with hands-on experience in Data Lake environments on any cloud platform (preferably Azure)
Experience with Azure
Hands-on experience in Azure Data Factory, Azure Synapse Analytics, or similar services
Proficiency in SQL, capable of writing and optimizing both simple and complex queries for data validation and testing purposes
Experienced in PySpark, with experience in data manipulation and transformation, and a demonstrated ability to write and execute test scripts for data processing and validation (ability to understand the code and convert the logic to SQL)
Hands-on experience with Functional & System Integration Testing in big data environments, ensuring seamless data flow and accuracy across multiple systems
Knowledge and ability to design and execute test cases in a behavior-driven development environment
Fluency in Agile methodologies, with active participation in Scrum ceremonies and a strong understanding of Agile principles
Familiarity with tools like Jira, including experience with X-Ray for defect management and test case management
Proven experience working on high-traffic and large-scale software products, ensuring data quality, reliability, and performance under demanding conditions

Job Responsibility

Design and execute data validation tests to ensure completeness in Azure Data Lake Storage (ADLS), Azure Synapse, and Databricks
Verify data ingestion, transformation, and loading (ETL/ELT) processes in Azure Data Factory (ADF)
Validate data schema, constraints, and format consistency across different storage layers
Conduct performance testing on data pipelines
Optimize query performance by working with data engineers
Identify, log, and track defects in JIRA
Collaborate with Data Engineers and Business Analysts to resolve data inconsistencies
Generate detailed test reports, dashboards, and documentation for stakeholders

What we offer

Flexible working format - remote, office-based or flexible
A competitive salary and good compensation package
Personalized career growth
Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
Active tech communities with regular knowledge sharing
Education reimbursement
Memorable anniversary presents
Corporate events and team buildings
Other location-specific benefits

Rust Engineer - Platform

As a Platform Backend Engineer (Rust) at Keyrock, you will drive the development...

Location

Salary:

Not provided

Keyrock

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent experience
Proven experience in building and maintaining data-intensive, large-scale, high-performance trading data platforms
Strong expertise in Rust (or C++), Python, and TypeScript for system development and automation in the financial services industry
Good understanding of data engineering principles, including data modeling, ETL pipelines, and stream processing
Experience with financial services data workflows, including trading, middle office, and back office operations
Extensive experience in cloud-native architectures, with proficiency in AWS
Proficient in GitOps tools and methodologies for infrastructure automation and deployment
Strong background in DevSecFinOps, ensuring compliance, security, and cost efficiency across the development lifecycle
Hands-on experience with CI/CD pipelines, infrastructure as code (IaC), and monitoring tools

Job Responsibility

Rust Development: Design, build, and maintain high-performance backend services and APIs using Rust, ensuring low latency and high availability for critical trading data platforms
Strong systems engineering fundamentals: Concurrency, memory management, networking, serialization, and observability Solid understanding of performance tuning and profiling in real-world systems
System Integration: Create seamless integrations between live trading operations (exchanges/DeFi) and backoffice systems, automating workflows to improve operational efficiency
Cloud-Native Deployment: Deploy and manage services in a cloud-native environment, leveraging AWS, Kubernetes, and Terraform to scale infrastructure infrastructure-as-code
DevOps & Observability: Maintain GitOps-driven workflows, ensuring robust CI/CD pipelines and implementing deep system observability (logging, metrics, tracing) for rapid incident response
Database Optimization: Optimize data storage and retrieval strategies (SQL/NoSQL), balancing query performance, cost efficiency, and data integrity in a high-volume financial environment
Security & Compliance: Engineer solutions with a "Security-First" mindset, ensuring strict adherence to compliance standards and secure handling of sensitive financial data
Cross-Functional Collaboration: Partner with Product Managers, Risk teams, and other engineers to translate complex business requirements into reliable technical specifications and features
Technical Excellence: Actively participate in code reviews, contribute to architectural discussions, and mentor fellow engineers to foster a culture of high code quality and innovation
Continuous Improvement: Stay updated on emerging trends in the Rust ecosystem, cloud infrastructure, and blockchain technologies to continuously refine the platform’s capabilities

What we offer

A competitive salary package
Autonomy in your time management thanks to flexible working hours and the opportunity to work remotely
The freedom to create your own entrepreneurial experience by being part of a team of people in search of excellence

Fulltime

Middle Data Engineer

N-iX

Location:

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 22, 2026

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