Jobs: freelancer java entwicklung

I am seeking an experienced freelancer to assist me in finding job opportunities as an AI Developer and Software Developer. You will help refine my resume, optimize my LinkedIn profile, and identify potential job openings that align with my skills and experience. Your expertise in job market trends and networking strategies will be invaluable in this...

We are looking for a skilled freelancer to help us create a vibrant Discord server for our 'Where Winds Meet' game community from the ground up. The ideal candidate will have experience in setting up servers, managing channels, and implementing bots to enhance community engagement. You will also help customize the server to fit our community's needs and...

Facility Management Engineer – Website Maintenance Freelancer. We are looking for an experienced Facility Management Engineer to manage and maintain company websites and support IT infrastructure operations. The candidate will ensure website uptime, security, performance optimization, and coordination with hosting and infrastructure teams.Key...

Projektbeschreibung (Deutsch)JTL-WaWi & Shopify Integration – Multi-Lager (China & Deutschland), Bestellrouting & BedarfsplanungWir suchen einen erfahrenen JTL-WaWi & Shopify Freelancer, der uns bei der technischen und prozessualen Anbindung von JTL-WaWi an unseren Shopify-Shop unterstützt.Ziel ist eine stabile, automatisierte...

Closing on: Feb 28, 2026Development ToolsAbout TAXYZ.CO.UKWelcome to TAXYZ.CO.UK, a dynamic UK-based company revolutionizing financial tools for individuals and businesses We're the creators ofUK Tax Calculator ProandUK Tax Calculator Premium, trusted mobile apps that simplify tax calculations for thousands of users. Based in vibrant London, we're looking...

Dear Freelancer,I'm looking for an expert full stack C# and Java coder with deep knowledge of both coding and the financial markets.I have a C# data feeding app with a deprecated COM API and a Java desktop app that generate trading signals. These signals shall be translated into live order execution and be fail safe. I also want to automate analysis and...

Hi Erwan,we're looking for a freelance DWH Engineer with very good Clickhouse skills. It's a freelance project for 6+ months (100% remote). Could this be interesting for you?Build and operate production-grade ETL pipelines (ingest ? transform ? ClickHouse)Develop and maintain Airflow DAGs in Python (idempotent, backfills, retries, tests)Deploy and operate...

We are looking for an experienced freelance backend developer to help with the integration of DATEV payroll APIs, specifically:* DATEV Exchange API (hr-exports)* DATEV eAU APIThe work involves implementing or assisting with the technical integration of these APIs into our existing system.Requirements:- Strong experience with API integrations- Hands-on...

We are seeking a skilled freelancer for a small project utilizing the Arduino IDE with the LilyGO T-Dongle S3. The project involves programming and testing a specific functionality on the device. Ideal candidates will have hands-on experience with both Arduino IDE and the LilyGO platform. If you are passionate about IoT and can deliver efficient coding...

Job DescriptionWe are looking for an experienced Spring Boot Developer to design and build real-world backend projects for the HackerRank platform. These projects will be used to evaluate candidates' hands-on skills in Java backend development, API design, and enterprise-grade application architecture.The ideal candidate has strong Java fundamentals and the...

Freelance Liferay Platform Engineer (OUTSIDE IR35)Hybrid: 3 Days On-Site (Glasgow) | 2 Days RemoteFreelance Contract | Outside IR35We are looking for aLiferay Platform Engineerto join our team on afreelance basis, operating in ahybrid working model(3 days on-site in Glasgow, 2 days remote per week). This is a hands-onplatform engineering and operations...

OverviewWe are seeking a skilled Application Developer to join our IT team. The successful candidate will be responsible for designing, developing, and maintaining and supporting mobile applications across various platforms, including Android and iOS. This role offers an exciting opportunity to work on innovative projects, utilise a range of programming...

Hello,We are reaching out from KnockIt Ltd. as we are currently looking to onboard a Freelance App Tester to support our mobile application testing activities.This role involves testing our Android and iOS applications, identifying bugs, validating user flows, and providing clear feedback to improve overall app quality and user experience.Scope of...

Must have strong, hands-on experience using StrategyQuant X (SQX) as a builder platform. This includes creating and managing full project templates, configuring Builder workflows, setting up Bar Filters for sessions, news and holidays, applying volume and volatility filters, and controlling optimisation ranges. Needs to be confident working with the...

About The JobMercorconnects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors includeBenchmark,General Catalyst,Peter Thiel,Adam D'Angelo,Larry Summers, andJack Dorsey.Position:Software EngineerType:FreelanceCompensation:$50–$150/hourDuration:1–2 monthsCommitment:15–25 hours/week, with...

We are seeking an experienced SAP integration expert to connect our existing SAP Business Network enterprise account (which includes Ariba Contracts, Proposals, Supplier Management, and Questionnaires) with SAP Fieldglass.Phase 1 — Immediate NeedOur first and primary objective is to establish the integration between SAP Fieldglass and SAP Business Network...

Job OverviewWe are seeking energetic and motivated tutors located in UK to teach online coding to students of various ages and backgrounds. This paid position offers a dynamic opportunity to share your computer science expertise, foster a love for technology, and help learners develop essential coding skills. Whether working with children, teenagers, or...

Dear Freelancer,I'm looking for an expert Java coder with deep knowledge of both coding and the financial markets.I have a Java desktop app that generate trading signals. These signals shall be translated into live order execution and be fail safe. I also need to automate the trading flow, adding a task scheduler. I expect you to be proactive and provide me...

SolveAll Solutions is an established IT Staffing & Outsourcing company with a strong delivery team based in India and active international operations. We are now expanding our presence in the UAE market and are looking for a UAE-based business development partner to help us acquire new IT staffing and outsourcing clients locally.This is a purely...

We need a freelancer with CostPoint knowledge to develop a solution for importing data from JSON files into CostPoint. The solution will collect files from an SFTP, handle data, and import new and updated information into CostPoint. This must be done independently of any CostPoint integrated tools due to licensing constraints. The task involves routine data...