Training: Master Eclipse Collections in Java: Optimize Your Data Structures

$3,465

  • 3 days
  • Onsite
  • 8 people max.
Ref: VBH917
8 people max.
$3,465
In-company rate: from $6,290 for the whole team
On-site and certification exam on quote
3 days
Onsite

Don't let this gap widen

Why this program matters

  • Without mastery of Eclipse Collections in Java, your data structures remain inefficient, causing degraded performance on large-scale processing.

  • Developers waste an average of 40% CPU and memory on standard collections, generating 75 000 € per year in project delays and rewrites.

  • 65% of Java production incidents stem from memory leaks or slowdowns tied to these gaps, threatening the company's scalability and competitiveness.

  • Your career stalls while experts optimize, exposing the company to critical market-share losses—each quarter without action amplifies the risks.

Célian Lebacle, Learni trainer · Web & mobile expert
Célian Lebacle

Learni trainer · Web & mobile expert

73%productivity gap
×3cost of inaction
Flag of the United StatesBuilt for US teams
Payment by wire transferEnhanced confidentialityPerfect for companies with 50 to 500 employeesScheduling to fit any time zone

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Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.

Eclipse Collections in Java training objectives

  • Discover the ecosystem and advantages of Eclipse Collections
  • Understand and master all the structures offered by Eclipse Collections
  • Know how to migrate your data to Eclipse Collections from traditional collections
  • Optimize performance using advanced methods (lazy, parallel, etc.)
  • Implement advanced collection manipulation patterns (functional, immutable, etc.)

Program

Eclipse Collections in Java curriculum: 3 modules over 3 days

Module 1 : Introduction, fundamentals, and comparison with Java collections

History and positioning of Eclipse Collections. Focus on the fundamental differences with standard Java collections. Installation and import into a project. Presentation of the main interfaces: MutableList, MutableSet, MutableMap, Immutable structures, Bag, Multimap. Exercises on creating and using the different collections.

Module 2 : Advanced manipulations, iterations, and functional approach

Transformation and filtering operations (select, reject, collect, groupBy). Use of functional methods and introduction to declarative programming with Eclipse Collections. Hands-on work on bulk data manipulation: conversion, intersection, union, and differences. Use of Lazy Iterables for optimized memory processing. Workshop on migrating existing code to Eclipse Collections.

Module 3 : Performance, threads, immutability, and industrialization

Immutable collections and their use for application security. Synchronized and partitioned collections for multi-threaded programming. Profiling and benchmarks: how to measure performance gains with Eclipse Collections. Best practices for project structuring. Implementation in a microservices or data-centric architecture. Final practical exam on refactoring a critical module using Eclipse Collections.

How Eclipse Collections in Java skills are assessed

  • Practical exercises corrected at the end of each module
  • Individual red thread project and oral defense
  • Final MCQ to validate all acquired knowledge

How the Eclipse Collections in Java course is taught

  • Advanced demonstrations in the Eclipse and IntelliJ environment
  • Intensive supervised practice on real-world cases (importing large data volumes, analytical processing...)
  • Complete pedagogical support (usage guides and quick reference sheets)

Eclipse Collections in Java training: access and practical arrangements

The Training: Master Eclipse Collections in Java: Optimize Your Data Structures program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.

The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.

Equipment required

For the smooth delivery of the Training: Master Eclipse Collections in Java: Optimize Your Data Structures program, the following equipment is required:

  • Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
  • Training environments installed on workstations or accessible online
  • Course materials, hands-on exercises and complementary resources
  • Post-training access to materials and educational resources

For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.

* contact us for remote delivery feasibility** ratio varies depending on the program

Skills assessment methods

Assessment of skills acquired during the Training: Master Eclipse Collections in Java: Optimize Your Data Structures program is performed through:

  • During training: case studies, hands-on labs and professional scenarios
  • End of training: self-assessment questionnaire and skills evaluation by the trainer
  • After training: completion certificate detailing acquired skills

Program accessibility

Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.

Enrollment terms and lead times

Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.

The Learni story

Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.

Our method

How Learni guarantees the quality of your Eclipse Collections in Java training

Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.

Step 1

Rigorous trainer selection

Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.

  • Triple validation: technical, pedagogical, sectoral.
  • Minimum rating 4.8/5 over the last 12 sessions.
Step 2

You meet the trainer beforehand

30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.

  • Live briefing on goals and team context.
  • Veto right — we swap the trainer for free if needed.
Step 3

Content tailored to your context

No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.

  • Hands-on cases drawn from your stack and projects.
  • Program co-written then validated by your team.
Step 4

Continuous quality follow-up

Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.

  • NPS, knowledge quizzes and skills self-assessment.
  • Satisfaction guarantee: fully satisfied or free rework.

A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.

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Our social commitment

A school kit donated to a child for every training booked

To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.

  • Backpack, notebooks and essential supplies
  • Distributed through our partner charities
  • Included, at no extra cost to you
Enroll and offer a kit
FAQ

Eclipse Collections in Java: frequently asked questions

What can participants do after Training: Master Eclipse Collections in Java: Optimize Your Data Structures training?+
They can discover the ecosystem and advantages of Eclipse Collections, understand and master all the structures offered by Eclipse Collections and know how to migrate your data to Eclipse Collections from traditional collections. Those are the stated objectives of the Training: Master Eclipse Collections in Java: Optimize Your Data Structures program at Intermediate level, checked by the end-of-session assessment.
What does the Training: Master Eclipse Collections in Java: Optimize Your Data Structures program cover, day by day?+
Day 1: Introduction, fundamentals, and comparison with Java collections. Day 2: Advanced manipulations, iterations, and functional approach. Day 3: Performance, threads, immutability, and industrialization. The Training: Master Eclipse Collections in Java: Optimize Your Data Structures program runs over 3 days, delivered on site.
How is Training: Master Eclipse Collections in Java: Optimize Your Data Structures training assessed?+
Assessment relies on practical exercises corrected at the end of each module, individual red thread project and oral defense and final MCQ to validate all acquired knowledge. Learni issues a completion certificate together with the individual assessment report at the end of the Training: Master Eclipse Collections in Java: Optimize Your Data Structures program, which an L&D team can file as evidence.
How much does Training: Master Eclipse Collections in Java: Optimize Your Data Structures training cost per participant?+
Training: Master Eclipse Collections in Java: Optimize Your Data Structures training costs $3,465 per participant. For an in-company team, the flat rate starts at $6,290 for the whole group, up to 8 people. The detailed quote, sent within one business day, adjusts the amount to the format and how far the syllabus is tailored to your team.
How long does Training: Master Eclipse Collections in Java: Optimize Your Data Structures training take?+
3 days, available live online (US time zones) or on-site at your offices. Half-day tracks spread over several weeks are possible so the team stays operational.
Who pays for Training: Master Eclipse Collections in Java: Optimize Your Data Structures training?+
Most US teams pay directly through their company L&D or training budget. Learni invoices in US dollars and accepts bank transfer (ACH/wire) or card, with volume pricing for teams. A purchase order is welcome.
What do participants need to know before Training: Master Eclipse Collections in Java: Optimize Your Data Structures training?+
Basic knowledge of the Java language and standard collections (List, Set, Map).
Is a certificate issued after Training: Master Eclipse Collections in Java: Optimize Your Data Structures training?+
Yes. A Learni completion certificate is issued, along with the individual evaluation report. Learni is a certified training provider and prepares for third-party certifications, but does not award them itself.
Does Learni provide the equipment for Training: Master Eclipse Collections in Java: Optimize Your Data Structures training?+
No. A computer and a stable internet connection are required for each participant. Learni provides the learning platform, the trainer and all course materials.
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